AT25320A-10TQ-2.7

Memory IC Overview

The AT25320A-10TQ-2.7 is a 32Kb (4096 x 8) SPI Serial EEPROM manufactured by Atmel. It operates within a voltage range of 2.7V to 5.5V and supports a maximum clock frequency of 5 MHz. The device features 1,000,000 write/erase cycle endurance and 100-year data retention. It is housed in an 8-lead TSSOP package.

Memory IC Feature Summary

• Supports SPI Modes 0 and 3 for serial communication
• Includes hardware and software write protection mechanisms
• Features self-timed write cycles with automatic termination

Memory IC Applications

• Industrial control systems requiring non-volatile storage
• Commercial applications with low-power constraints
• Data logging devices needing high endurance

Memory IC Procurement Notes

Verify the specific suffix '10TQ-2.7' against official Microchip documentation to confirm the 5 MHz speed grade, TSSOP package type, and 2.7V minimum operating voltage. Ensure the component matches the exact electrical specifications required for your circuit design before procurement.

Memory IC Selection Notes

Select this component when a 32Kb capacity is needed with SPI interface compatibility. It is suitable for designs requiring robust data retention and high write endurance. Consider the TSSOP package dimensions for PCB layout constraints and ensure the system voltage aligns with the 2.7V to 5.5V operating range.

Memory IC Part Context

This part belongs to the AT25080A/160A/320A/640A family of SPI Serial EEPROMs. These devices are optimized for low-power and low-voltage operations in industrial and commercial environments. The family offers various memory densities and package options to suit different application requirements.

Memory IC Replacement Considerations

Compatible substitutes include AT25320B variants and other AT25 series EEPROMs from Atmel/Microchip. Verify pinout compatibility and voltage ranges when replacing. Cross-reference with equivalent parts from other manufacturers only if electrical specifications match exactly.