DS1213D SmartSocket 256k/1M
www.
dalsemi.
com
FEATURES
Accepts standard 32K x 8 or 128K x 8
CMOS static RAMs Embedded lithium energy cell retains RAM data Self-contained circuitry safeguards data Data retention time is greater than 10 years with the proper RAM selection IC socket permits upgrading from 32K x 8 to 128K x 8 RAM Proven gas-tight socket contacts Operating temperature range 0°C to 70°C
PIN ASSIGNMENT
1 2 3 4 5 6 7 8 9 10 11 12 13 32 31 30 29 28 27 26 25 24 23 22 21 20 19 VCC VCC
CE
14 15 GND 16
18 17
32-Pin Intelligent Socket
PIN DESCRIPTION
CE - Conditioned Chip Enable VCC - Switched VCC GND - Ground All pins pass through except 22, 30 and 32.
DESCRIPTION
The DS1213D Smart...