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ST24LC21 - 1Kb x8 DUAL MODE SERIAL EEPROM

General Description

The ST24LC21 is a 1K bit electrically erasable programmable memory (EEPROM), organized by 8 bits.This device can operate in two modes: Transmit Only mode and I2C bidirectional mode.

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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ST24LC21 1Kb (x8) DUAL MODE SERIAL EEPROM for VESA Plug&Play NOT FOR NEW DESIGN 1 MILLION ERASE/WRITE CYCLES 40 YEARS DATA RETENTION 2.5V to 5.5V SINGLE SUPPLY VOLTAGE 400k Hz COMPATIBILITY OVER the FULL RANGE of SUPPLY VOLTAGE TWO WIRE SERIAL INTERFACE I2C BUS COMPATIBLE PAGE WRITE (up to 8 BYTES) BYTE, RANDOM and SEQUENTIAL READ MODES SELF TIMED PROGRAMMING CYCLE AUTOMATIC ADDRESS INCREMENTING ENHANCED ESD/LATCH UP PERFORMANCES ST24LC21 is replaced by the ST24LC21B 8 1 PSDIP8 (B) 0.25mm Frame 8 1 SO8 (M) Figure 1. Logic Diagram DESCRIPTION The ST24LC21 is a 1K bit electrically erasable programmable memory (EEPROM), organized by 8 bits.This device can operate in two modes: Transmit Only mode and I2C bidirectional mode.