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Static RAM. KM62256C Datasheet

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Static RAM. KM62256C Datasheet






KM62256C RAM. Datasheet pdf. Equivalent




KM62256C RAM. Datasheet pdf. Equivalent





Part

KM62256C

Description

32K x 8 bit Low Power CMOS Static RAM



Feature


KM62256C Family Document Title 32Kx8 bit Low Power CMOS Static RAM CMOS SRAM Revision History Revision No 0.0 0.1 1. 0 2.0 History Advance information Init ial draft Finalize Revise - Add 45ns pa rt with 30pF test load Revise - Change specification format and merge : Commer cial, Extended, Industrial product in s ame datasheets. Revise - Change Speed b in Erase 45ns part.
Manufacture

Samsung

Datasheet
Download KM62256C Datasheet


Samsung KM62256C

KM62256C; from commercial product and 100ns from extended and industrial product. - Prod uction change Erase Low power product f rom TSOP package Draft Data February 1 2th 1993 November 2nd 1993 September 24 th 1994 August 12th 1995 Remark Design target Preliminary Final Final 3.0 A pril 15th 1996 Final 4.0 December 19 1997 Final The attached datasheets a re prepared and ap.


Samsung KM62256C

proved by SAMSUNG Electronics. SAMSUNG E lectronics CO., LTD. reserve the right to change the specifications and produc t. SAMSUNG Electronics will evaluate an d reply to your requests and questions about device. If you have any questions , please contact the SAMSUNG branch off ice near your office, call or contact H eadquarters. 1 Revision 4.0 December 1997 KM62256C Fam.


Samsung KM62256C

ily 32Kx8 bit Low Power CMOS Static RAM FEATURES • Process Technology : 0.7 m CMOS • Organization : 32Kx8 • P ower Supply Voltage : Single 5V ±10% Low Data Retention Voltage : 2V(Min) • Three state output and TTL Compati ble • Package Type : 28-DIP-600, 28-S OP-450, 28-TSOP1 -0813.4F/R CMOS SRAM GENERAL DESCRIPTION The KM62256C family is fabricated by SAMSUNG ′s adv.

Part

KM62256C

Description

32K x 8 bit Low Power CMOS Static RAM



Feature


KM62256C Family Document Title 32Kx8 bit Low Power CMOS Static RAM CMOS SRAM Revision History Revision No 0.0 0.1 1. 0 2.0 History Advance information Init ial draft Finalize Revise - Add 45ns pa rt with 30pF test load Revise - Change specification format and merge : Commer cial, Extended, Industrial product in s ame datasheets. Revise - Change Speed b in Erase 45ns part.
Manufacture

Samsung

Datasheet
Download KM62256C Datasheet




 KM62256C
KM62256C Family
Document Title
32Kx8 bit Low Power CMOS Static RAM
CMOS SRAM
Revision History
Revision No History
0.0 Advance information
0.1 Initial draft
1.0 Finalize
2.0 Revise
- Add 45ns part with 30pF test load
3.0 Revise
- Change specification format and merge :
Commercial, Extended, Industrial product in same datasheets.
4.0 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
Remark
Design target
November 2nd 1993 Preliminary
September 24th 1994 Final
August 12th 1995
Final
April 15th 1996
Final
December 19 1997 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
KM62256C Family
CMOS SRAM
32Kx8 bit Low Power CMOS Static RAM
FEATURES
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
GENERAL DESCRIPTION
The KM62256C family is fabricated by SAMSUNGs advanced
CMOS process technology. The family supports various operat-
ing 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.
PRODUCT FAMILY
Product Family
Operating Temperature. Speed(ns)
PKG Type
KM62256CL
KM62256CL-L
KM62256CLE
KM62256CLE-L
KM62256CLI
KM62256CLI-L
Commercial (0~70°C)
Extended (-25~85°C)
Industrial (-40~85°C)
55/70ns
70ns
70ns
28-DIP, 28-SOP
28-TSOP I R/F
28-SOP
28-TSOP I R/F
28-SOP
28-TSOP I R/F
Power Dissipation
Standby
(ISB1, Max)
100µA
Operating
(Icc2)
20µA
100µA
50µA
70mA
100µA
50µA
PIN DESCRIPTION
FUNCTIONAL BLOCK DIAGRAM
A14 1
28 VCC
A12 2
27 WE
A7 3
26 A13
A6 4
25 A8
A5 5
24 A9
A4 6
23 A11
A3 7 28-DIP 22 OE
A2 8 28-SOP 21 A10
A1 9
20 CS
A0 10
19 I/O8
I/O1 11
18 I/O7
I/O2 12
17 I/O6
I/O3
VSS
13
14
16 I/O5
15 I/O4
OE
A11
A9
A8
A13
WE
VCC
A14
A12
A7
A6
A5
A4
A3
1 28
2 27
3 26
4 25
5 24
6
7
28-TSOP
23
22
8 Type I - Forward 21
9 20
10 19
11 18
12 17
13 16
14 15
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
VSS
I/O3
I/O2
I/O1
A0
A1
A2
A3 14
15 A2
A4 13
16 A1
A5 12
17 A0
A6 11
18 I/O1
A7 10
19 I/O2
A12 9
A14 8
28-TSOP
20 I/O3
21 VSS
VCC 7 Type I - Reverse 22 I/O4
WE 6
23 I/O5
A13 5
24 I/O6
A8 4
25 I/O7
A9 3
26 I/O8
A11 2
27 CS
OE 1
28 A10
NameName
A0~A14
WE
CS
OE
I/O1~I/O8
Vcc
Vss
Function
Address Inputs
Write Enable Input
Chip Select Input
Output Enable Input
Data Inputs/Outputs
Power(5V)
Ground
A3
A4
A5
A6
A7
A8
A12
A13
A14
I/O1
I/O8
Clk gen.
Precharge circuit.
Row
select
Memory array
512 rows
64×8 columns
Data
cont
Data
cont
I/O Circuit
Column select
A0 A1 A2 A9 A10 A11
CS
WE Control
Logic
OE
SAMSUNG ELECTRONICS CO., LTD. reserves the right to change products and specifications without notice.
2 Revision 4.0
December 1997




 KM62256C
KM62256C Family
CMOS SRAM
PRODUCT LIST
Commercial Temp Product
(0~70°C)
Part Name
Function
Extended Temp Products
(-25~85°C)
Part Name
Function
Industrial Temp Products
(-40~85°C)
Part Name
Function
KM62256CLP-5 28-DIP, 55ns, L-pwr
KM62256CLGE-7
KM62256CLP-5L 28-DIP, 55ns, LL-pwr KM62256CLGE-7L
KM62256CLP-7 28-DIP, 70ns, L-pwr
KM62256CLTGE-7L
KM62256CLP-7L 28-DIP, 70ns, LL-pwr KM62256CLRGE-7L
KM62256CLG-5 28-SOP, 55ns, L-pwr
KM62256CLG-5L 28-SOP, 55ns, LL-pwr
KM62256CLG-7 28-SOP, 70ns, L-pwr
KM62256CLG-7L 28-SOP, 70ns, LL-pwr
KM62256CLTG-5L 28-TSOP F, 55ns, LL-pwr
KM62256CLTG-7L 28-TSOP F, 70ns, LL-pwr
KM62256CLRG-5L 28-TSOP R, 55ns, LL-pwr
KM62256CLRG-7L 28-TSOP R, 70ns, LL-pwr
28-SOP, 70ns, L-pwr
28-SOP, 70ns, LL-pwr
28-TSOP F, 70ns, LL-pwr
28-TSOP R, 70ns, LL-pwr
KM62256CLGI-7
KM62256CLGI-7L
KM62256CLTGI-7L
KM62256CLRGI-7L
28-SOP, 70ns, L-pwr
28-SOP, 70ns, LL-pwr
28-TSOP F, 70ns, LL-pwr
28-TSOP R, 70ns, LL-pwr
Note : LL means Low Low standby current.
FUNCTIONAL DESCRIPTION
CS
H
L
L
L
1. X means dont care
OE
X
H
L
X
WE
X
H
H
L
I/O Pin
High-Z
High-Z
Dout
Din
Mode
Deselected
Output Disabled
Read
Write
Power
Standby
Active
Active
Active
ABSOLUTE MAXIMUM RATINGS 1)
Item
Voltage on any pin relative to Vss
Voltage on Vcc supply relative to Vss
Power Dissipation
Storage temperature
Symbol
VIN,VOUT
VCC
PD
TSTG
Operating Temperature
TA
Soldering temperature and time
TSOLDER
Ratings
-0.5 to VCC+0.5
-0.5 to 7.0
1.0
-65 to 150
0 to 70
-25 to 85
-40 to 85
260°C, 10sec(Lead Only)
Unit
V
V
W
°C
°C
°C
°C
-
Remark
-
-
-
-
KM62256CL
KM62256CLE
KM62256CLI
-
1. Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. Functional opeartion 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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