AT18F080-30XU

Configuration PROMs For FPGAs Overview

The AT18F080-30XU is a 7-Mbit serial configuration memory designed for Field Programmable Gate Arrays (FPGAs). It operates with a 3.3V internal supply and supports 1.8V, 2.5V, or 3.3V I/O levels. The device features In-System Programming (ISP) via the IEEE 1532 JTAG interface and supports boundary-scan testing per IEEE 1149.1. It offers download speeds up to 33 MHz and includes low-power standby mode. Packaged in a 20-lead TSSOP, it provides 100,000 write cycle endurance.

Configuration PROMs For FPGAs Feature Summary

• Supports In-System Programming (ISP) using the IEEE 1532 JTAG protocol.
• Enables cascading of multiple devices for higher-density FPGA configurations.
• Provides pin compatibility with Xilinx XCFxxS series Platform Flash PROMs.
• Includes IEEE 1149.1 boundary-scan testability support.

Configuration PROMs For FPGAs Applications

• Configuration of Xilinx Virtex-5 LX FPGAs
• Configuration of Xilinx Virtex-4 LX FPGAs
• Configuration of Xilinx Spartan-3E FPGAs

Configuration PROMs For FPGAs Procurement Notes

Verify that the specific ordering code matches the required density and package type. Confirm voltage requirements for VCCINT, VCCO, and VCCJ align with the target system design. Ensure programming equipment supports the IEEE 1532 standard for ISP capabilities. Check for any end-of-life notifications as this component originates from Atmel.

Configuration PROMs For FPGAs Selection Notes

Select this component when configuring Xilinx FPGAs requiring a cost-effective serial memory solution. Consider its pin compatibility with existing Xilinx Platform Flash designs if migrating legacy systems. Evaluate the need for JTAG-based field updates versus pre-programmed factory options. Verify that the 7-Mbit capacity meets the bitstream size requirements of the target FPGA.

Configuration PROMs For FPGAs Part Context

This device belongs to the AT18F Series of JTAG In-System Programmable Configuration PROMs. It serves as a configurator for FPGAs, utilizing a simple serial-access procedure to initialize devices. The series includes variants with densities ranging from 1 Mbit to 7 Mbit, all sharing similar interface characteristics and packaging options.

Configuration PROMs For FPGAs Replacement Considerations

Functionally compatible with existing AT17 series configuration memories for Atmel AT40KAL FPGAs. Pin-compatible with Xilinx XCFxxS series for configuring Spartan and Virtex families.