at60142et-dd20sms ATMEL Corporation, at60142et-dd20sms Datasheet - Page 3

• Manufacturer Part Number: at60142et-dd20sms
• Description: Rad Hard 512k X 8 Very Low Power Cmos Sram
• Manufacturer: ATMEL Corporation

Pin Description
3
AT60142E/ET
Table 1. Pin Names
Table 2. Truth Table
Name
A0 - A18
I/O1 - I/O8
CS
WE
OE
Vcc
VRef
GND
Note:
CS
H
L
L
L
1. L=low, H=high, X= H or H, Z=high impedance.
WE
X
H
H
L
(1)
OE
X
X
H
L
Inputs/Outputs
Description
Address Inputs
Data Input/Output
Chip Select
Write Enable
Output Enable
Power Supply
Internal Reference Voltage Output
Ground
Data Out
Data In
Z
Z
Output Disable
Power-down
Deselect/
Mode
Read
Write
4156F–AERO–06/04