M48T02-120PC1 EDIP-24

16 Kbit (2KB X8) Timekeeper SRAM

The equivalent part numbers are as follow :

DS1220-150


Features
¦ Integrated, ultra low power SRAM, real-time
clock, and power-fail control circuit
¦ BYTEWIDE™ RAM-like clock access
¦ BCD coded year, month, day, date, hours,
minutes, and seconds
¦ Typical clock accuracy of ±1 minute a month,
at 25 °C
¦ Software controlled clock calibration for high
accuracy applications
¦ Automatic power-fail chip deselect and WRITE
protection
¦ WRITE protect voltages
(VPFD = power-fail deselect voltage):
– M48T02: VCC = 4.75 to 5.5 V;
4.5 V = VPFD = 4.75 V
– M48T12: VCC = 4.5 to 5.5 V;
4.2 V = VPFD = 4.5 V
¦ Self-contained battery and crystal in the
CAPHAT™ DIP package
¦ Pin and function compatible with JEDEC
standard 2 K x 8 SRAMs
¦ RoHS compliant
– Lead-free second level interconnect