BUY M48T02-120PC1 https://www.utsource.net/itm/p/281805.html
CMOS 8K x 8 TIMEKEEPER SRAM
Description: The M48T02-120PC1 is a 2Kb (256 x 8) Timekeeper SRAM from STMicroelectronics. It is a low-power CMOS static RAM organized as 256 words by 8 bits. Features: Low power CMOS technology 2Kb (256 x 8) Timekeeper SRAM Low power consumption 2-wire serial interface Automatic power-down Data retention voltage range: 2.0V to 5.5V Operating voltage range: 2.0V to 5.5V Operating temperature range: -40°C to +85°C Applications: Automotive Industrial Medical Consumer Networking Telecom (For reference only)