STMicroelectronics M48T58Y Manuals

The document describes the features and characteristics of the M48T58 and M48T58Y products, including integrated ultra low-power SRAM, real-time clock, power-fail control circuit, and battery. It also includes BCD coded year, month, day, date, hours, minutes, and seconds, frequency test output for real-time clock, automatic power-fail chip deselect and WRITE protection, WRITE protect voltages, self-contained battery and crystal in the CAPHAT™ DIP package, packaging options, and pin and function compatibility with JEDEC standard 8 Kb x 8 SRAMs.

M48T58 M48T58Y is a product that integrates ultra-low power SRAM, real-time clock, power-fail control circuit, and battery. It features byte-wide RAM-like clock access, BCD-coded year, month, day, date, hours, minutes, and seconds, frequency test output for real-time clock, and automatic power-fail chip deselect and write protection.