AT25080AN-SQ27DB

Memory IC Overview

The AT25080AN-SQ27DB is an 8K-bit (1024 x 8) SPI serial EEPROM manufactured by Atmel. It operates within a voltage range of 2.7V to 5.5V and supports standard SPI modes 0 and 3. The device features a maximum clock frequency of 5 MHz, ensuring reliable data transfer in low-power applications. It offers high endurance with one million write cycles and retains data for up to 100 years. The component is housed in an 8-lead PDIP package and includes hardware and software write protection mechanisms.

Memory IC Feature Summary

• Supports Serial Peripheral Interface (SPI) communication protocols
• Provides hardware and software data protection capabilities
• Features self-timed write cycles for efficient operation

Memory IC Applications

• Industrial control systems requiring non-volatile storage
• Commercial devices needing low-power memory solutions
• Automotive electronic modules

Memory IC Procurement Notes

Verify the specific suffix 'SQ27DB' against official Microchip/Atmel documentation to confirm exact package type, temperature grade, and tape-and-reel specifications. Ensure compatibility with existing system voltage levels and SPI interface requirements before procurement.

Memory IC Selection Notes

Select this component for applications demanding high reliability and long data retention. Consider the 8-lead PDIP package for through-hole mounting needs. Verify that the 2.7V minimum operating voltage aligns with the target system's power supply constraints.

Memory IC Part Context

This part belongs to the AT25080A series of SPI serial EEPROMs. It shares architectural similarities with other members like the AT25080B but may differ in specific electrical characteristics or packaging options. The series is designed for space-constrained environments requiring robust non-volatile memory.

Memory IC Replacement Considerations

Check for direct substitutes within the AT25080 family, such as AT25080A-10TU-1.8, ensuring pinout and voltage compatibility. Verify if alternative packages like TSSOP or SOIC are acceptable for the design.