lOT OF 2

DS1250Y-70

Maxim DALLAS Semiconductors
 
4096k Nonvolatile SRAM

FEATURES
10 years minimum data retention in the absence of external power
Data is automatically protected during power loss
Replaces 512k x 8 volatile static RAM, EEPROM or Flash memory
Unlimited write cycles
Low-power CMOS
Read and write access times of 70ns
Lithium energy source is electrically disconnected to retain freshness until power is applied for the first time
Full ±10% VCC operating range (DS1250Y)
Optional industrial temperature range of -40°C to +85°C, designated IND
JEDEC standard 32-pin DIP package
PowerCap Module (PCM) package - Directly surface-mountable module - Replaceable snap-on PowerCap provides lithium backup battery - Standardized pinout for all nonvolatile SRAM products - Detachment feature on PCM allows easy removal using a regular screwdriver