MAX6902 - I2C-Compatible RTC

Maxim

Datasheet Details

The MAX6902 SPI™-compatible real-time clock contains a real-time clock/calendar and 31 x 8 bits of static random-access memory (SRAM).

o Real-Time Clock Counts Seconds, Minutes, Hours, Day of Week, Date of Month, Month, Year, and Century o Leap-Year Compensation Valid up to Year 2100 o +2V to +5.5V Wide Operating Voltage Range o SPI Interface: 4MHz at 5V; 1MHz at 2V o 31 x 8-Bit SRAM for Scratchpad Data Storage o Uses Standard 32.768kHz, 12.5pF Watch Crystal o Low Timekeeping Current (400nA at 2V) o Single-Byte or Multiple-Byte (Burst Mode) Data Transfer for Read or Write of Clock Registers or SRAM o Ultra-Small 8-Pin 3mm x 3mm.

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Maxim MAX6902-like datasheet

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