revision-K1.0e, ' 98.09.07
M5M5V408BFP/TP/RT/KV/KR
MITSUBISHI LSIs
4194304-BIT (524288-WORD BY 8-BIT) CMOS STATIC RAM
DESCRIPTION |
FEATURES |
The M5M5V408B is a family of low voltage 4-Mbit static RAMs organized as 524,288-words by 8-bit, fabricated by Mitsubishi's highperformance 0.25µm CMOS technology.
The M5M5V408B is suitable for memory applications where a simple interfacing , battery operating and battery backup are the important design objectives.
M5M5V408B is packaged in 32-pin plastic SOP, 32-pin plastic TSOP and 32-pin 8mm x 13.4mm STSOP packages. Two types of TSOPs and two types of STSOPs are available, M5M5V408BTP (normal-lead-bend TSOP), M5M5V408BRT (reverse-lead-bend TSOP), M5M5V408BKV (normal-lead-bend STSOP) and M5M5V408BKR (reverse-lead-bend STSOP). These two types TSOPs and two types STSOPs are suitable for a surface mounting on double-sided printed circuit boards.
From the point of operating temperature, the family is divided into three versions; "Standard", "W-version", and "I-version". Those are summarized in the part name table below.
•Single +2.7~+3.6V power supply
•Small stand-by current: 0.3µA(3V,typ.)
• No clocks, No refresh
• Data retention supply voltage=2.0V to 3.6V
• All inputs and outputs are |
TTL |
compatible. |
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• Easy memory expansion by |
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S |
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• Common Data I/O |
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• Three-state outputs: OR-tie |
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capability |
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prevents data contention in |
the I/O bus |
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OE |
•Process technology: 0.25µm CMOS
•Package:
M5M5V408BFP: 32 pin 525 mil SOP M5M5V408BTP/RT: 32 PIN 400mil TSOP(ll) M5M5V408BKV/KR: 32 pin 8mm x13.4mm STSOP
PART NAME TABLE
Version, |
Part name |
Power |
Access |
Stand-by current Icc(PD), Vcc=3.0V |
Active |
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current |
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Operating |
(## stands for "FP","TP", |
time |
typical * |
Ratings (max.) |
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Supply |
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Icc1 |
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temperature |
"RT","KV"or"KR") |
max. |
25°C |
40°C |
25°C |
40°C |
70°C |
85°C |
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(3.0V, typ.) |
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M5M5V408B## -85L |
2.7 ~ 3.6V |
85ns |
--- |
--- |
--- |
--- |
20µA |
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Standard |
M5M5V408B## -10L |
100ns |
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0 ~ +70°C |
M5M5V408B## -85H |
2.7 ~ 3.6V |
85ns |
0.3µA |
1µA |
1µA |
3µA |
10µA |
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M5M5V408B## -10H |
100ns |
30mA |
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M5M5V408B## -85LW |
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85ns |
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2.7 ~ 3.6V |
--- |
--- |
--- |
--- |
20µA |
40µA |
(10MHz) |
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W-version |
M5M5V408B## -10LW |
100ns |
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-20 ~ +85°C |
M5M5V408B## -85HW |
2.7 ~ 3.6V |
85ns |
0.3µA |
1µA |
1µA |
3µA |
10µA |
20µA |
5mA |
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M5M5V408B## -10HW |
100ns |
(1MHz) |
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M5M5V408B## -85LI |
2.7 ~ 3.6V |
85ns |
--- |
--- |
--- |
--- |
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20µA |
40µA |
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I-version |
M5M5V408B## -10LI |
100ns |
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-40 ~ +85°C |
M5M5V408B## -85HI |
2.7 ~ 3.6V |
85ns |
0.3µA |
1µA |
1µA |
3µA |
10µA |
20µA |
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M5M5V408B## -10HI |
100ns |
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* "typical" parameter is sampled, not 100% tested.
MITSUBISHI ELECTRIC |
1 |
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revision-K1.0e, ' 98.09.07
M5M5V408BFP/TP/RT/KV/KR
MITSUBISHI LSIs
4194304-BIT (524288-WORD BY 8-BIT) CMOS STATIC RAM
PIN CONFIGURATION (TOP VIEW)
A18 |
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VCC |
VCC |
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A18 |
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A16 |
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A15 |
A15 |
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A14 |
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A17 |
A17 |
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A12 |
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A12 |
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A7 |
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A13 |
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A7 |
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A6 |
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A8 |
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A6 |
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A5 |
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A9 |
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A5 |
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A4 |
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A11 |
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A4 |
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A3 |
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A3 |
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OE |
OE |
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A2 |
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A10 |
A10 |
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A2 |
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A1 |
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S |
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S |
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A1 |
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A0 |
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DQ8 |
DQ8 |
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A0 |
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DQ1 |
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DQ7 |
DQ7 |
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DQ1 |
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DQ2 |
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DQ6 |
DQ6 |
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DQ2 |
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14 |
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DQ3 |
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DQ5 |
DQ5 |
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DQ3 |
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18 |
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18 |
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15 |
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GND |
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DQ4 |
DQ4 |
17 |
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16 |
GND |
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Outline 32P2M-A (FP) |
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Outline |
32P3Y-J (RT) |
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32P3Y-H (TP) |
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A11 |
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OE |
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A4 |
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A3 |
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A9 |
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A10 |
A5 |
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A2 |
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15 |
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A8 |
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S |
A6 |
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A1 |
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3 |
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30 |
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14 |
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A13 |
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29 |
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DQ8 |
A7 |
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A0 |
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DQ7 |
A12 |
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DQ1 |
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W |
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28 |
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A18 |
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DQ6 |
A14 |
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DQ2 |
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A15 |
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DQ5 |
A16 |
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DQ3 |
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Vcc |
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DQ4 |
A17 |
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GND |
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8 |
M5M5V408BKV |
25 |
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9 |
M5M5V408BKR |
24 |
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A17 |
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9 |
24 |
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GND |
Vcc |
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8 |
25 |
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DQ4 |
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A16 |
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DQ3 |
A15 |
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DQ5 |
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A14 |
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DQ2 |
A18 |
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DQ6 |
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11 |
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6 |
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27 |
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A12 |
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DQ1 |
W |
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DQ7 |
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12 |
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5 |
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28 |
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A7 |
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A0 |
A13 |
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DQ8 |
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13 |
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4 |
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A6 |
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A1 |
A8 |
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S |
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14 |
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19 |
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3 |
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30 |
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A5 |
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15 |
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18 |
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A2 |
A9 |
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31 |
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A10 |
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A4 |
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16 |
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A3 |
A11 |
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1 |
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32 |
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OE |
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Outline 32P3K-B |
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Outline 32P3K-C |
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MITSUBISHI ELECTRIC |
2 |
revision-K1.0e, ' 98.09.07
M5M5V408BFP/TP/RT/KV/KR
MITSUBISHI LSIs
4194304-BIT (524288-WORD BY 8-BIT) CMOS STATIC RAM
FUNCTION
The M5M5408BFP,TP,RT,KV,KR is organized as 524,288words by 8-bit. These devices operate on a single +2.7~3.6V power supply, and are directly TTL compatible to both input and output. Its fully static circuit needs no clocks and no refresh, and makes it useful.
A write operation is executed during the S low and W low overlap time. The address(A0~A18) must be set up before the write cycle
A read operation is executed by setting W at a high level and OE at a low level while S are in an active state(S=L).
When setting S at a high level, the chips are in a nonselectable mode in which both reading and writing are disabled. In this mode, the output stage is in a high-impedance state, allowing OR-tie with other chips. Setting the OE at a high level,the output stage is in a high-impedance state, and the data bus contention problem in the write cycle is eliminated.
The power supply current is reduced as low as 0.3µA(25°C, typical), and the memory data can be held at +2V power supply, enabling battery back-up operation during power failure or power-down operation in the non-selected mode.
FUNCTION TABLE
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Mode |
DQ |
Icc |
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S |
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W |
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OE |
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H |
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X |
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X |
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Non selection |
High-impedance |
Standby |
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L |
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L |
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X |
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Write |
Data input (D) |
Active |
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L |
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H |
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L |
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Read |
Data output (Q) |
Active |
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L |
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H |
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H |
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Read |
High-impedance |
Active |
BLOCK DIAGRAM
Pin |
Function |
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A0 ~ A18 |
Address input |
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DQ1 ~ DQ8 |
Data input / output |
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Chip select input |
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S |
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Write control input |
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W |
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Output inable input |
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OE |
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Vcc |
Power supply |
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GND |
Ground supply |
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M5M5V408B |
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M5M5V408BKV/KR |
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M5M5V408B |
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FP/TP/RT |
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M5M5V408BKV/KR |
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A4 |
8 |
16 |
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FP/TP/RT |
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A5 |
7 |
15 |
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21 |
13 |
DQ1 |
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A6 |
6 |
14 |
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22 |
14 |
DQ2 |
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A7 |
5 |
13 |
MEMORY ARRAY |
23 |
15 |
DQ3 |
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A12 |
4 |
12 |
25 |
17 |
DQ4 |
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A14 |
3 |
11 |
524288 |
WORDS |
26 |
18 |
DQ5 |
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A16 |
2 |
10 |
x 8 |
BITS |
27 |
19 |
DQ6 |
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A17 |
30 |
9 |
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28 |
20 |
DQ7 |
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A18 |
1 |
6 |
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29 |
21 |
DQ8 |
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A15 |
31 |
7 |
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A10 |
23 |
31 |
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A11 |
25 |
1 |
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CLOCK |
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A9 |
26 |
2 |
GENERATOR |
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A8 |
27 |
3 |
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A13 |
28 |
4 |
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5 |
29 |
W |
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30 |
22 |
S |
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A0 |
12 |
20 |
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32 |
24 |
OE |
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A1 |
11 |
19 |
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A2 |
10 |
18 |
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8 |
32 |
VCC |
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A3 |
9 |
17 |
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(3V) |
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GND |
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24 |
16 |
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(0V) |
MITSUBISHI ELECTRIC |
3 |
revision-K1.0e, ' 98.09.07
M5M5V408BFP/TP/RT/KV/KR
MITSUBISHI LSIs
4194304-BIT (524288-WORD BY 8-BIT) CMOS STATIC RAM
ABSOLUTE MAXIMUM RATINGS
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Symbol |
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Parameter |
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Conditions |
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Ratings |
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Units |
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Vcc |
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Supply voltage |
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With respect to GND |
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-0.5* ~ +4.6 |
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V |
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VI |
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Input voltage |
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With respect to GND |
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-0.5* ~ Vcc + 0.5 |
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VO |
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Output voltage |
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With respect to GND |
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0 ~ Vcc |
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Pd |
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Power dissipation |
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Ta=25°C |
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700 |
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mW |
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Operating |
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Standard |
(-L, -H) |
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0 ~ +70 |
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Ta |
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W-version |
(-LW, -HW) |
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-20 ~ +85 |
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°C |
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temperature |
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I-version |
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(-LI, -HI) |
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-40 ~ +85 |
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Tstg |
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Storage temperature |
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-65 ~150 |
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°C |
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* -3.0V in case of AC (Pulse width £ 30ns) |
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DC ELECTRICAL CHARACTERISTICS |
( Vcc=2.7 ~ 3.6V, unless otherwise noted) |
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Symbol |
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Parameter |
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Conditions |
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Limits |
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Units |
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Min |
Typ |
Max |
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VIH |
High-level input voltage |
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2.2 |
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Vcc+0.3V |
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VIL |
Low-level input voltage |
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-0.3 * |
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0.6 |
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VOH1 |
High-level output voltage 1 |
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IOH= -0.5mA |
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2.4 |
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V |
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VOH2 |
High-level output voltage 2 |
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IOH= -0.05mA |
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Vcc-0.5V |
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VOL |
Low-level output voltage |
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IOL=2mA |
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0.4 |
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II |
Input leakage current |
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VI =0 ~ Vcc |
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±1 |
µA |
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IO |
Output leakage current |
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±1 |
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S=VIH or OE=VIH, VI/O=0 ~ Vcc |
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£0.2V |
Output-open |
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f= 10MHz |
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30 |
40 |
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Icc1 |
Active supply current |
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S |
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( AC,MOS level ) |
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Other inputs £0.2V or ³Vcc-0.2V |
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f= 1MHz |
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- |
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5 |
7 |
mA |
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Active supply current |
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Output-open |
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f= 10MHz |
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30 |
40 |
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Icc2 |
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S=VIL |
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( AC,TTL level ) |
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Other inputs=VIH or VIL |
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f= 1MHz |
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- |
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5 |
7 |
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-LW, -LI |
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+70 ~ +85°C |
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- |
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- |
48 |
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-L, -LW, -LI |
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+70°C |
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- |
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- |
24 |
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-HW, -HI |
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+70 ~ +85°C |
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- |
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- |
24 |
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Icc3 |
Stand by supply current |
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S ³Vcc-0.2V |
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-H, -HW, -HI |
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+40 ~ +70°C |
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- |
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12 |
µA |
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( AC,MOS level ) |
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Other inputs=0~Vcc |
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+25 ~ +40°C |
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- |
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1 |
3.6 |
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-H |
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0 ~ +25°C |
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- |
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0.3 |
1.2 |
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-HW |
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-20 ~ +25°C |
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- |
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0.3 |
1.2 |
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-HI |
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-40 ~ +25°C |
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- |
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0.3 |
1.2 |
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Icc4 |
Stand by supply current |
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- |
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S=V ,Other inputs= 0 ~ Vcc |
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- |
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0.5 |
mA |
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( AC,TTL level ) |
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Note 1: Direction for current flowing into IC is indicated as positive (no mark) |
* -3.0V in case of AC (Pulse width £ 30ns) |
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Note 2: Typical value is for Vcc=3.0V and Ta=25°C |
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CAPACITANCE |
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(Vcc=2.7 ~ 3.6V, unless otherwise noted) |
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Symbol |
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Parameter |
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Conditions |
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Limits |
Units |
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Min |
Typ |
Max |
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CI |
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Input capacitance |
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VI=GND, VI=25mVrms, f=1MHz |
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8 |
pF |
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CO |
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Output capacitance |
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VO=GND,VO=25mVrms, f=1MHz |
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10 |
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MITSUBISHI ELECTRIC |
4 |
revision-K1.0e, ' 98.09.07
M5M5V408BFP/TP/RT/KV/KR
MITSUBISHI LSIs
4194304-BIT (524288-WORD BY 8-BIT) CMOS STATIC RAM
AC ELECTRICAL CHARACTERISTICS (Vcc=2.7 ~ 3.6V, unless otherwise noted)
(1) TEST CONDITIONS
Supply voltage |
2.7V~3.6V |
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1TTL |
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Input pulse |
VIH=2.4V,VIL=0.4V |
DQ |
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Input rise time and fall time |
5ns |
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CL |
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VOH=VOL=1.5V |
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Reference level |
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Including scope and |
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Transition is measured ±500mV from |
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jig capacitance |
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steady state voltage.(for ten,tdis) |
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Output loads |
Fig.1,CL=30pF |
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Fig.1 Output load |
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CL=5pF (for ten,tdis) |
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(2) READ CYCLE
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Limits |
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Symbol |
Parameter |
M5M5V408B |
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M5M5V408B |
Units |
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FP,TP,RT,KV,KR-85 |
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FP,TP,RT,KV,KR-10 |
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Min |
Max |
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Min |
Max |
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tCR |
Read cycle time |
85 |
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100 |
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ns |
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ta(A) |
Address access time |
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85 |
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100 |
ns |
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ta(S) |
Chip select access time |
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85 |
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100 |
ns |
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ta(OE) |
Output enable access time |
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45 |
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50 |
ns |
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tdis(S) |
Output disable time after |
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high |
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30 |
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35 |
ns |
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S |
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tdis(OE) |
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30 |
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35 |
ns |
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Output disable time after |
OE |
high |
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ten(S) |
Output enable time after |
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low |
10 |
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10 |
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ns |
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S |
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ten(OE) |
Output enable time after |
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low |
5 |
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5 |
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ns |
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OE |
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tV(A) |
Data valid time after address |
10 |
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10 |
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ns |
(3) WRITE CYCLE
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Limits |
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Symbol |
Parameter |
M5M5V408B |
M5M5V408B |
Units |
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FP,TP,RT,KV,KR-85 |
FP,TP,RT,KV,KR-10 |
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Min |
Max |
Min |
Max |
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tCW |
Write cycle time |
85 |
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100 |
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ns |
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tw(W) |
Write pulse width |
60 |
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75 |
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ns |
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tsu(A) |
Address set up time |
0 |
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0 |
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ns |
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tsu(A-WH) |
Address set up time with respect to |
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high |
70 |
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85 |
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ns |
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W |
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tsu(S) |
Chip select set up time |
70 |
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85 |
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ns |
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tsu(D) |
Data set up time |
35 |
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40 |
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ns |
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th(D) |
Data hold time |
0 |
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0 |
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ns |
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trec(W) |
Write recovery time |
0 |
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0 |
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ns |
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30 |
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35 |
ns |
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tdis(W) |
Output disable time after W low |
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tdis(OE) |
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30 |
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35 |
ns |
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Output disable time after |
OE |
high |
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ten(W) |
Output enable time after |
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high |
5 |
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5 |
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ns |
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W |
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ten(OE) |
Output enable time after |
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low |
5 |
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5 |
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ns |
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OE |
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MITSUBISHI ELECTRIC |
5 |