AT17C256-10CC

Overview

The AT17C256-10CC is a 256Kb serial EEPROM configuration PROM manufactured by Microchip Technology. It features a 128K x 1 memory configuration with a maximum access time of 50ns. The device operates on a supply voltage range of 4.75V to 5.25V and is housed in an 8-lead TDFN package measuring 6 x 6 mm. Designed for CMOS technology, it supports serial interface communication and is suitable for configuring field-programmable gate arrays (FPGAs).

Feature Summary

• Serial EEPROM architecture optimized for FPGA configuration applications.
• CMOS technology ensuring low power consumption during operation.
• Compact 8-lead surface mount package design.

Applications

• Configuration of Field-Programmable Gate Arrays (FPGAs)
• System initialization data storage
• Non-volatile parameter retention in embedded systems

Procurement Notes

Verify the specific package variant against official Microchip documentation, as distributor listings may contain conflicting package descriptions such as PDIP or TDFN. Confirm that the suffix '10CC' corresponds to the required speed grade and temperature range. Ensure compatibility with existing FPGA configuration interfaces before procurement.

Selection Notes

Select this component when a serial EEPROM with 256Kb capacity is required for FPGA configuration. Verify that the 4.75V to 5.25V supply voltage aligns with the target system design. Consider the 50ns access time requirements for the specific configuration clock speeds. Ensure the 8-lead TDFN package fits the available PCB footprint constraints.

Part Context

This part belongs to Microchip's series of serial EEPROM configuration PROMs designed specifically for programming FPGAs. These devices provide non-volatile storage for configuration bitstreams and system parameters. The AT17C256 model represents a 256Kb density option within this family, offering a balance between storage capacity and interface simplicity for embedded control applications.

Replacement Considerations

Consult Microchip datasheets for direct pin-compatible substitutes within the AT17C256 series. Verify electrical specifications and package dimensions for any alternative components. Cross-reference with manufacturer-approved equivalent lists to ensure functional compatibility without redesigning the host circuit.

FAQ

What is the primary function of the AT17C256-10CC?

It serves as a serial EEPROM configuration PROM primarily used for storing configuration data for FPGAs.

What is the operating voltage range for this device?

The device operates within a supply voltage range of 4.75V to 5.25V.