AT17N040-10TQI

Configuration PROMs For FPGAs Overview

The AT17N040-10TQI is a 4-Mbit (4,194,304 x 1-bit) serial EEPROM configurator designed for FPGA configuration. It operates on a 3.3V supply and supports an industrial temperature range of -40°C to +85°C. The device utilizes a simple serial interface compatible with Xilinx Spartan-II, Spartan-IIE, and Spartan XL FPGAs in Master Serial Mode. It is housed in a 44-lead Thin Plastic Quad Flat Package (TQFP).

Configuration PROMs For FPGAs Feature Summary

• Pin-compatible with Xilinx XC17SXXXA and XC17SXXXXL PROMs.
• Supports low-power standby mode when chip enable is high.
• Capable of two-wire serial programming via the SER_EN pin.

Configuration PROMs For FPGAs Applications

• Configuration memory for Xilinx Spartan-II FPGAs.
• Configuration memory for Xilinx Spartan-IIE FPGAs.
• Configuration memory for Xilinx Spartan XL FPGAs.

Configuration PROMs For FPGAs Procurement Notes

Verify that the component is sourced from authorized channels due to its legacy status. Confirm the package type matches the 44-lead TQFP specification. Ensure the operating environment falls within the specified industrial temperature limits. Check for compatibility with existing FPGA design constraints before procurement.

Configuration PROMs For FPGAs Selection Notes

Select this part for applications requiring direct replacement of Xilinx OTP PROMs. It is suitable for designs utilizing Spartan-II, Spartan-IIE, or Spartan XL families. Consider the 4-Mbit capacity requirements against available alternatives. Verify power supply stability at 3.3V for reliable operation.

Configuration PROMs For FPGAs Part Context

This component belongs to the AT17N series of FPGA Configuration EEPROMs manufactured by Atmel. The series provides cost-effective configuration solutions for Field Programmable Gate Arrays. The AT17N040 represents the highest density option within this specific generation of devices.

Configuration PROMs For FPGAs Replacement Considerations

The datasheet indicates that the AT17N040 is replaced by the AT17LV040. Designers should evaluate the AT17LV040 as a potential substitute for new designs or replacements.