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EM7641FP32BT-12S Datasheet(PDF) 2 Page - Emerging Memory & Logic Solutions Inc

Part # EM7641FP32BT-12S
Description  256K x8 bit Super Low Power and Low Voltage Full CMOS Static RAM
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Manufacturer  EMLSI [Emerging Memory & Logic Solutions Inc]
Direct Link  http://www.emlsi.com
Logo EMLSI - Emerging Memory & Logic Solutions Inc

EM7641FP32BT-12S Datasheet(HTML) 2 Page - Emerging Memory & Logic Solutions Inc

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EM620FV8AT Series
Low Power, 256Kx8 SRAM
2
merging Memory & Logic Solutions Inc.
merging Memory & Logic Solutions Inc.
Rev 0.2
FEATURES
• Process Technology : 0.15
µm Full CMOS
• Organization : 256K x 8 bit
• Power Supply Voltage : 2.7V ~ 3.6V
• Low Data Retention Voltage : 1.5V(Min)
• Three state output and TTL Compatible
• Package Type : 32-TSOP1
GENERAL DESCRIPTION
The EM620FV8AT families are fabricated by EMLSI’s
advanced full CMOS process technology. The families
support industrial temperature range and Chip Scale
Package for user flexibility of system design. The fami-
lies also supports low data retention voltage for battery
back-up operation with low data retention current.
PRODUCT FAMILY
Product
Family
Operating
Temperature
Vcc
Range
Speed
Power Dissipation
PKG Type
Standby
(ISB1, Max)
Operating
(ICC1.Max)
EM620FV8AT
Industrial
(-40 ~ 85
oC)
2.7V~3.6V
55
1) / 70ns
15
µA
3 mA
32 TSOP1
Name
Function
Name
Function
CS1,CS2 Chip select inputs
WE
Write Enable input
OE
Output Enable input
Vcc
Power Supply
A0~A17
Address Inputs
Vss
Ground
I/O1~I/O 8 Data Inputs/outputs
NC
No Connection
FUNCTIONAL BLOCK DIAGRAM
PIN DESCRIPTION
I/O Circuit
Column Select
Data
Cont
Pre-charge Circuit
Memory Array
1024 x 2048
A1
A2
A3
A4
A5
A6
A7
A0
A8
A9
A10 A11 A12 A13 A14 A15
WE
OE
CS1
I/O1 ~ I/O8
VCC
VSS
Control Logic
A16
CS2
1. The parameter is measured with 30pF test load.
A17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A11
A9
A8
A13
WE
CS2
A15
VCC
A17
A16
A14
A12
A7
A6
A5
A4
OE
A10
CS1
IO8
IO7
IO6
IO5
IO4
VSS
I/O3
I/O2
I/O1
A0
A1
A2
A3
32 - TSOP
Type1 - Forward


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