M24512 is a 512Kbit serial I²C Bus EEPROM from Micron, supports 400kHz protocol, supply voltage range is 1.8V to 5.5V, supports byte and page write, can be read and write, has self-timed programming cycle, automatic address incrementing, enhanced ESD/Latch-Up protection and other characteristics, data retention time exceeds 40 years.
The M24512 is a 512 Kbit (64K x 8 bits) electrically erasable programmable memory (EEPROM) device compatible with the I2C protocol. It features a two-wire serial interface supporting a 400 kHz protocol and offers supply voltage ranges of 1.8V to 5.5V (M24512-R) or 2.5V to 5.5V (M24512-W). The device includes a Write Control input for protecting memory contents and supports both BYTE and PAGE WRITE operations up to 128 bytes. It ensures data integrity with more than 100,000 erase/write cycles and over 40 years of data retention.
The document provides comprehensive technical details including absolute maximum ratings, DC and AC electrical characteristics, and operating conditions for different voltage variants. It describes the device's operation within the I2C bus architecture, detailing start and stop conditions, acknowledge bits, and memory addressing schemes. Additionally, it covers mechanical package information for DIP8, SO8, and TSSOP8 formats, along with a part numbering scheme for ordering.
| Memory Organization | 64K x 8 bits |
|---|---|
| Interface Protocol | Two-Wire I2C Serial Interface |
| Max Protocol Speed | 400 kHz |
| Supply Voltage (M24512-R) | 1.8V to 5.5V |
| Supply Voltage (M24512-W) | 2.5V to 5.5V |
| Max Write Cycle Count | 100,000 |
| Data Retention | 40 Years |
| Max Page Write Size | 128 Bytes |
The device supports a maximum protocol speed of 400 kHz.
The M24512-R supports 1.8V to 5.5V, while the M24512-W supports 2.5V to 5.5V.
The device is rated for more than 100,000 erase/write cycles.
The device supports page write operations of up to 128 bytes.