AT45DB041A-TC-2.5

Memory IC Overview

The AT45DB041A-TC-2.5 is a 4-megabit Serial DataFlash memory device manufactured by Microchip Technology. It features a memory organization of 264 bytes per page across 2048 pages, totaling 4Mbit capacity. The component operates with a SPI interface at a clock frequency of 10 MHz and requires a 2.5-volt supply voltage. It is housed in a 28-TSOP surface-mount package.

Memory IC Feature Summary

• Non-volatile storage technology retaining data without power
• Serial Peripheral Interface (SPI) connectivity for digital communication
• Page-based memory architecture supporting byte-level operations

Memory IC Applications

• Embedded systems requiring compact non-volatile code storage
• Data logging applications needing reliable sector retention
• Consumer electronics utilizing serial flash for firmware updates

Memory IC Procurement Notes

Verify the specific suffix 'TC-2.5' to confirm the 2.5V operating voltage requirement and TSOP package type. Confirm availability status as this part may be discontinued or subject to last-time buy constraints. Ensure compatibility with existing 2.5V system rails before procurement.

Memory IC Selection Notes

Select this component when a 4Mbit capacity and 2.5V operation are required. Compare against other AT45DB series variants for different voltage options or densities. Verify that the host controller supports the necessary SPI modes and command set for DataFlash devices.

Memory IC Part Context

This part belongs to the AT45DB041A family of Serial DataFlash memories. These devices integrate high-performance Flash memory with a SPI interface, offering an alternative to parallel NOR flash. The family provides robust data retention and endurance characteristics suitable for various embedded applications.

Memory IC Replacement Considerations

Check for direct pin-compatible substitutes within the AT45DB041A series with different voltage ratings if system power changes. Verify functional equivalence with other 4Mbit SPI Flash parts from Microchip or other manufacturers.