KM62256CLP-5L
Samsung KM62256CLP-5L, KM62256CLP-5, KM62256CLGI-7L, KM62256CLGI-7, KM62256CLGE-7L Datasheet
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KM62256C Family CMOS SRAM
Document Title
32Kx8 bit Low Power CMOS Static RAM
Revision History
Revision No
0.0
0.1
1.0
2.0
3.0
4.0
History
Advance information
Initial draft
Finalize
Revise
- Add 45ns part with 30pF test load
Revise
- Change specification format and merge :
Commercial, Extended, Industrial product in same datasheets.
Revise
- Change Speed bin
Erase 45ns part from commercial product and 100ns from
extended and industrial product.
- Production change
Erase Low power product from TSOP package
Draft Data
February 12th 1993
November 2nd 1993
September 24th 1994
August 12th 1995
April 15th 1996
December 19 1997
Remark
Design target
Preliminary
Final
Final
Final
Final
The attached datasheets are prepared and approved by SAMSUNG Electronics. SAMSUNG Electronics CO., LTD. reserve the right
to change the specifications and product. SAMSUNG Electronics will evaluate and reply to your requests and questions about
device. If you have any questions, please contact the SAMSUNG branch office near your office, call or contact Headquarters.
1
Revision 4.0
December 1997
KM62256C Family CMOS SRAM
32Kx8 bit Low Power CMOS Static RAM
GENERAL DESCRIPTIONFEATURES
• Process Technology : 0.7µm CMOS
• Organization : 32Kx8
• Power Supply Voltage : Single 5V±10%
• Low Data Retention Voltage : 2V(Min)
• Three state output and TTL Compatible
• Package Type : 28-DIP-600, 28-SOP-450,
28-TSOP1 -0813.4F/R
PRODUCT FAMILY
Product Family Operating Temperature. Speed(ns) PKG Type
KM62256CL
KM62256CL-L 20µA
KM62256CLE
KM62256CLE-L 50µA
KM62256CLI
KM62256CLI-L 50µA
Commercial (0~70°C) 55/70ns
Extended (-25~85°C) 70ns
Industrial (-40~85°C) 70ns
The KM62256C family is fabricated by SAMSUNG′s advanced
CMOS process technology. The family supports various operating temperature ranges and has various package types for user
flexibility of system design. The family also support low data
retention voltage for battery back-up operation with low data
retention current.
Power Dissipation
28-DIP, 28-SOP
Standby
(ISB1, Max)
100µA
Operating
(Icc2)
28-TSOP I R/F
28-SOP
28-TSOP I R/F
28-SOP
100µA
100µA
70mA
28-TSOP I R/F
PIN DESCRIPTION
1
OE
2
A11
3
A9
4
A14
A12
I/O1
I/O2
I/O3
VSS
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
28-DIP
7
28-SOP
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC
WE
A13
A8
A9
A11
OE
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
A13
VCC
A14
A12
A12
A14
VCC
A13
A11
WE
WE
A8
5
6
7
8
9
10
A7
11
A6
12
A5
13
A4
14
A3
14
A3
13
A4
12
A5
11
A6
A7
10
9
8
7
6
5
A8
4
A9
3
2
1
OE
NameName Function
A0~A14 Address Inputs
WE Write Enable Input
CS Chip Select Input
OE Output Enable Input
I/O1~I/O8 Data Inputs/Outputs
Vcc Power(5V)
Vss Ground
28-TSOP
Type I - Forward
28-TSOP
Type I - Reverse
FUNCTIONAL BLOCK DIAGRAM
A10
28
27
CS
I/O8
26
25
I/O7
24
I/O6
I/O5
23
22
I/O4
VSS
21
20
I/O3
19
I/O2
I/O1
18
17
A0
A1
16
15
A2
15
A2
16
A1
17
A0
18
I/O1
19
I/O2
20
I/O3
21
VSS
22
I/O4
23
I/O5
24
I/O6
25
I/O7
26
I/O8
27
CS
28
A10
A3
A4
A5
A6
A7
A8
A12
A13
A14
I/O1
I/O8
CS
Control
WE
Logic
OE
Clk gen.
Row
select
Data
cont
Data
cont
Precharge circuit.
Memory array
512 rows
64×8 columns
I/O Circuit
Column select
A0 A1 A2 A9 A10 A11
SAMSUNG ELECTRONICS CO., LTD. reserves the right to change products and specifications without notice.
2
Revision 4.0
December 1997
KM62256C Family CMOS SRAM
PRODUCT LIST
Commercial Temp Product
(0~70°C)
Part Name Function Part Name Function Part Name Function
KM62256CLP-5
KM62256CLP-5L
KM62256CLP-7
KM62256CLP-7L
KM62256CLG-5
KM62256CLG-5L
KM62256CLG-7
KM62256CLG-7L
KM62256CLTG-5L
KM62256CLTG-7L
KM62256CLRG-5L
KM62256CLRG-7L
Note : LL means Low Low standby current.
28-DIP, 55ns, L-pwr
28-DIP, 55ns, LL-pwr
28-DIP, 70ns, L-pwr
28-DIP, 70ns, LL-pwr
28-SOP, 55ns, L-pwr
28-SOP, 55ns, LL-pwr
28-SOP, 70ns, L-pwr
28-SOP, 70ns, LL-pwr
28-TSOP F, 55ns, LL-pwr
28-TSOP F, 70ns, LL-pwr
28-TSOP R, 55ns, LL-pwr
28-TSOP R, 70ns, LL-pwr
KM62256CLGE-7
KM62256CLGE-7L
KM62256CLTGE-7L
KM62256CLRGE-7L
FUNCTIONAL DESCRIPTION
CS OE WE I/O Pin Mode Power
H X X High-Z Deselected Standby
L H H High-Z Output Disabled Active
L L H Dout Read Active
L X L Din Write Active
1. X means don′t care
Extended Temp Products
(-25~85°C)
28-SOP, 70ns, L-pwr
28-SOP, 70ns, LL-pwr
28-TSOP F, 70ns, LL-pwr
28-TSOP R, 70ns, LL-pwr
Industrial Temp Products
KM62256CLGI-7
KM62256CLGI-7L
KM62256CLTGI-7L
KM62256CLRGI-7L
(-40~85°C)
28-SOP, 70ns, L-pwr
28-SOP, 70ns, LL-pwr
28-TSOP F, 70ns, LL-pwr
28-TSOP R, 70ns, LL-pwr
ABSOLUTE MAXIMUM RATINGS
1)
Item Symbol Ratings Unit Remark
Voltage on any pin relative to Vss VIN,VOUT -0.5 to VCC+0.5 V -
Voltage on Vcc supply relative to Vss VCC -0.5 to 7.0 V Power Dissipation PD 1.0 W Storage temperature TSTG -65 to 150 °C -
0 to 70 °C KM62256CL
Operating Temperature TA
-25 to 85 °C KM62256CLE
-40 to 85 °C KM62256CLI
Soldering temperature and time TSOLDER 260°C, 10sec(Lead Only) - -
1. Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. Functional operation should be
restricted to recommended operating condition. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
3
Revision 4.0
December 1997
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