The MCM6323A is a 1,048,576 bit static random access memory organized
as 65,536 words of 16 bits. Static design eliminates the need for external clocks
or timing strobes; CMOS circuitry reduces power consumption and provides for
greater reliability .
The MCM6323A is equipped with chip enable (E
enable (G
) pins, allowing for greater system flexibility and eliminating bus contention
problems. Separate byte enable controls (LB
written and read. LB
controls the 8 DQa bits, while UB controls the 8 DQb bits.
The MCM6323A is available in a 400 mil small–outline J–leaded (SOJ) package and a 44–lead TSOP Type II package in copper leadframe for optimum
printed circuit board (PCB) reliability.
• Single 3.3 V ± 0.3 V Power Supply
• Fast Access Time: 10, 12, 15 ns
• Equal Address and Chip Enable Access Time
• All Inputs and Outputs are TTL Compatible
• Data Byte Control
• Fully Static Operation
• Power Operation: 140/135/130 mA Maximum, Active AC
• Industrial Temperature Option: – 40 to + 85°C
Part Number: SCM6323A YJ10A
BLOCK DIAGRAM
OUTPUT
G
ENABLE
BUFFER
A
ADDRESS
BUFFERS
16
CHIP
E
ENABLE
BUFFER
WRITE
W
ENABLE
BUFFER
LB
BYTE
ENABLE
UB
BUFFER
This document contains information on a new product under development. Motorola reserves the right
to change or discontinue this product without notice.
Supply VoltageV
Voltage on Any PinV
Output Current per PinI
Package Power DissipationP
Temperature Under BiasCommerial
Industrial
Operating TemperatureCommerial
Industrial
Storage TemperatureT
NOTES:
1. Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are
exceeded. Functional operation should be restricted to RECOMMENDED OPERATING CONDITIONS. Exposure to higher than recommended voltages for extended
periods of time could affect device reliability.
2. All voltages are referenced to VSS.
3. Power dissipation capability will be dependent upon package characteristics and use
environment.
SymbolValueUnit
– 0.5 to + 4.6V
– 0.5 to VDD + 0.5V
± 20mA
.75W
– 10 to + 85
– 45 to + 90
0 to + 70
– 40 to + 85
– 55 to + 150°C
T
DD
in
out
D
bias
T
A
stg
High–ZHigh–Z
High–ZHigh–Z
High–ZHigh–Z
D
out
High–ZD
D
out
D
in
High–ZD
D
in
°C
°C
High–Z
out
D
out
High–Z
in
D
in
This device contains circuitry to protect the
inputs against damage due to high static voltages or electric fields; however, it is advised
that normal precautions be taken to avoid application of any voltage higher than maximum
rated voltages to these high–impedance circuits.
This CMOS memory circuit has been designed to meet the dc and ac specifications
shown in the tables, after thermal equilibrium
has been established. The circuit is in a test
socket or mounted on a printed circuit board
and transverse air flow of at least 500 linear feet
per minute is maintained.
MCM6323A
2
MOTOROLA FAST SRAM
DC OPERA TING CONDITIONS AND CHARACTERISTICS
(VDD = 3.3 V ± 0.3 V, TA = 0 to 70°C, Unless Otherwise Noted)
(TA = – 40 to + 85°C for Industrial Temperature Offering)
RECOMMENDED OPERATING CONDITIONS
ParameterSymbolMinTypMaxUnit
Power Supply VoltageV
Input High VoltageV
Input Low VoltageV
*VIL (min) = – 0.5 V dc; VIL (min) = – 2.0 V ac (pulse width ≤ 20 ns) for I ≤ 20.0 mA.
**VIH (max) = VDD + 0.3 V dc; VIH (max) = VDD + 2.0 V ac (pulse width ≤ 20 ns) for I ≤ 20.0 mA.
DD
IH
IL
DC CHARACTERISTICS
ParameterSymbolMinMaxUnit
Input Leakage Current (All Inputs, Vin = 0 to VDD)I
Output Leakage Current (E = VIH, V
Output Low Voltage(IOL = + 4.0 mA)
Output High Voltage(IOH = – 4.0 mA)
= 0 to VDD)I
out
(IOL = + 100 µA)
(IOH = – 100 µA)
POWER SUPPLY CURRENTS (See Note 1)
Parameter
AC Active Supply Current (I
(VDD = max, f = f
AC Standby Current (E = VIH, VDD = max,Commerical
f = f
CMOS Standby Current (VDD = max, f = 0 MHz,Commerical
E
or ≥ VDD – 0.2 V)
NOTES:
)Industrial
max
≥ VDD – 0.2 V, Vin ≤ VSS + 0.2 V,Industrial
1. Typical current = 25°C @ 3.3 V.
2. Reference AC Operating Conditions and Characteristics for input and timing (VIH/VIL, tr/tf, pulse level 0 to 3.0 V, VIH = 3.0 V, VIL = 0 V).
)Industrial
max
= 0 mA)Commerical
out
Symbol6323A–106323A–126323A–15UnitNotes
I
DDA
I
SB1
I
SB2
3.03.33.6V
2.2—
– 0.5*
lkg(I)
lkg(O)
V
V
140
150
40
45
5
5
OL
OH
—0.8V
—± 1.0µA
—± 1.0µA
—0.4
2.4
VDD – 0.2
135
140
35
40
5
5
VDD + 0.3**
VSS + 0.2
130
135
30
35
5
5
—V
mA2
mA2
mA
V
V
CAPACITANCE (f = 1.0 MHz, dV = 3.0 V, T
Address Input CapacitanceC
Control Input CapacitanceC
Input/Output CapacitanceC
= 25°C, Periodically Sampled Rather Than 100% Tested)
A
Parameter
MOTOROLA FAST SRAM
SymbolTypMaxUnit
in
in
I/O
—6pF
—6pF
—8pF
MCM6323A
3
AC OPERA TING CONDITIONS AND CHARACTERISTICS
(VDD = 3.3 V ± 0.3 V, TA = 0 to +70°C, Unless Otherwise Noted)
(TA = – 40 to + 85°C for Industrial Temperature Offering)
Read Cycle Timet
Address Access Timet
Enable Access Timet
Output Enable Access Timet
Output Hold from Address Changet
Enable Low to Output Activet
Output Enable Low to Output Activet
Enable High to Output High–Zt
Output Enable High to Output High–Zt
Byte Enable Access Timet
Byte Enable Low to Output Activet
Byte High to Output High–Zt
NOTES:
1. W
is high for read cycle.
2. For common I/O applications, minimization, or elimination of bus contention conditions is necessary during read and write cycles.
3. Device is continuously selected (E
4. Addresses valid prior to or coincident with E
5. All read cycle timings are referenced from the last valid address to the first transitioning address.
6. Transition is measured 200 mV from steady–state voltage.
7. At any given voltage and temperature, t
device to device.
Shipping Method (R = Tape and Reel,
Blank = Rails for SOJ, Blank = Trays for TSOP)
Temperature (Blank = Commercial, A = Industrial)
Speed (10 = 10 ns, 12 = 12 ns, 15 = 15 ns)
Package (YJ = 400 mil SOJ, TS = 44–Lead
TSOP Type II)
MCM6323A
10
MOTOROLA FAST SRAM
P ACKAGE DIMENSIONS
YJ PACKAGE
400 MIL SOJ
CASE 919–01
A3
SEATING
PLANE
A
44
1
42X
C
A
22 ZONES 2X
e
b44X
0.007C AB
A2
A1
B0.015
D
b144X
L
0.007C AB
e
/2
M
E
M
0.007C AB
E2
VIEW A–A
E2 /2
23
22
44X R
R1
E1
NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME
Y14.5M, 1994.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION D DOES NOT INCLUDE MOLD FLASH,
TIE BAR BURRS AND GATE BURRS. MOLD
FLASH, TIE BAR BURRS AND GATE BURRS
SHALL NOT EXCEED 0.006 PER END. DIMENSION
E1 DOES NOT INCLUDE INTERLEAD FLASH.
INTERLEAD FLASH SHALL NOT EXCEED 0.010
B
A
A
C0.004
PER SIDE.
4. THE PACKAGE TOP MAY BE SMALLER THAN THE
PACKAGE BOTTOM. DIMENSIONS D AND E1 AND,
HENCE, DATUMS A AND B, ARE DETERMINED AT
THE OUTERMOST EXTREMES OF THE PLASTIC
BODY EXCLUSIVE OF MOLD FLASH, TIE BAR
BURRS, GATE BURRS AND INTERLEAD FLASH,
BUT INCLUDING ANY MISMATCH BETWEEN THE
TOP AND BOTTOM OF THE PLASTIC BODY.
5. DIMENSION b1 DOES NOT INCLUDE DAMBAR
PROTRUSION OR INTRUSION. THE DAMBAR
PROTRUSION(S) SHALL NOT CAUSE THE
SHOULDER WIDTH TO EXCEED b1 MAX BY
MORE THAN 0.005. THE DAMBAR INTRUSION(S)
SHALL NOT REDUCE THE SHOULDER WIDTH TO
LESS THAN 0.001 BELOW b1 MIN.
INCHES
DIMMINMAX
A0.1280.148
A10.025–––
A20.082–––
A30.0350.045
b0.0150.020
b10.0260.032
D1.1201.130
E0.4350.445
E10.3950.405
E20.370 BSC
e0.050 BSC
R10.0300.040
MOTOROLA FAST SRAM
MCM6323A
11
TS PACKAGE
44–LEAD
TSOP TYPE II
CASE 924A–01
B
4423
VIEW A
E1
AA
122
D1
A
A
A2
22X E
M
0.008 (0.2)C
44X
A
0.004 (0.1) C
SEATING
PLANE
e4X
/2
e
42X
C
A1
L
DETAIL A
ROTATED 90 CLOCKWISE
_
b1
BASE METAL
c1
b
0.008 (0.2)T
SECTION A–A
40 PLACES
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION D1 AND E1 DO NOT INCLUDE MOLD
PROTRUSION. ALLOWABLE MOLD PROTRUSION
IS 0.006 (0.015) PER SIDE.
4. DIMENSION b DOES NOT INCLUDE DAMBAR
PROTRUSIONS. DAMBAR PROTRUSIONS SHALL
NOT ALLOW THE b DIMENSION TO EXCEED 0.023
(0.58).
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty , representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation consequential or incidental damages. “T ypical” parameters which may be provided in Motorola
data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals”
must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of
others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other
applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury
or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola
and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees
arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that
Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
Opportunity/Affirmative Action Employer.
How to reach us:
USA/EUROPE/ Locations Not Listed: Motorola Literature Distribution;JAPAN: Nippon Motorola Ltd.; SPD, Strategic Planning Office; 4-32-1,
P.O. B o x 5405, Denver, Colorado, 80217. 1-303-675-2140 or 1-800-441-2447 Nishi-Gotanda; Shinagawa-ku, T okyo 141, Japan. 81-3-5487-8488
Mfax: RMFAX0@email.sps.mot.com – TOUCHTONE 1-602-244-6609ASIA/PACIFIC: Motorola Semiconductors H.K. Ltd.; 8B T ai Ping Industrial Park,
Motorola Fax Back System– US & Canada ONLY 1-800-774-1848 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852-26629298
HOME PAGE: http://motorola.com/sps/CUSTOMER FOCUS CENTER: 1-800-521-6274
MCM6323A
– http://sps.motorola.com/mfax/
◊
Mfax is a trademark of Motorola, Inc.
MOTOROLA FASTSRAM
MCM6323A/D
12
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