25AA512-I/SN

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25AA512-I/SN is an integrated circuit that belongs to the category of non-volatile memory devices. It is manufactured by Microchip Technology Co., Ltd., and is part of the 25AAxx serial EEPROM product line, which includes a variety of devices.

The 25AA512-I/SN is a 2-wire serial EEPROM device that is 8-pin The TSOC25 (TSO-B) package. It incorporates a 512-bit non-volatile memory for data storage which is divided into 16 separate 32-bit blocks. It features low voltage operation, fast read and write times, low power consumption and a status register.

25AA512-I/SN is ideal for a wide range of applications. One example is storage of critical parameters such as the system’s power up conditions, configuration settings, and system parameters. These include settings for LEDs and switches, serial numbers and environmental conditions, software biometric identification, and other applications. It can also be used for automatic identification, contactless payments, and secure communication.

25AA512-I/SN operates by utilizing a two-wire serial interface that is compatible with the I2C (Inter-Integrated Circuit) protocol. To access the memory, the processor first transmits a start condition followed by either a write or a read command. The 25AA512-I/SN also has a status register that can be used to detect errors, acknowledge and halt conditional commands, and more.

The 25AA512-I/SN has several features to ensure a reliable operation. It features a self-timed write-cycle which eliminates the need for extra write-timing and supports a data-retention of up to 200 years. It also has a programmable write-protection feature and an automatic self-timed write cycle for power failure protection. It also has a write inhibit feature, which prevents inadvertently writing to the memory.

The 25AA512-I/SN offers excellent performance with a zero wait-state access time of 1.8 µs and a write time of 5 µs for 512-bits. It provides a – 40 to + 85°C temperature range and low power consumption 2.2V to 3.6V. Additionally, it is RoHS and WEEE compliant.

In conclusion, the 25AA512-I/SN is an ideal choice for a variety of applications. It is easy to integrate as it uses a standard two-wire serial interface and features a high level of reliability with a 200-year data retention. Along with its fast data access, low power consumption, and wide operating temperature range, it is a great choice for embedded systems.

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