A54SX32-PQG208M

Overview

The A54SX32-PQG208M is a nonvolatile Field Programmable Gate Array from the Actel SX-A family, fabricated using 0.22 μm / 0.25 μm CMOS antifuse technology. It provides 48,000 system gates and supports up to 174 user-programmable I/O pins within a 208-pin Plastic Quad Flat Pack (PQFP) package. The device features 1,452 logic modules, including combinatorial cells and dedicated flip-flops, with three global clock networks. It operates at system performance speeds of 250 MHz and internal frequencies up to 350 MHz. The architecture supports mixed-voltage I/O standards including 2.5 V, 3.3 V, and 5 V PCI, TTL, LVTTL, and LVCMOS2.

Feature Summary

• Nonvolatile single-chip solution utilizing metal-to-metal programmable antifuse interconnects for permanent configuration without external memory.
• Supports hot-swap capabilities and power-up/down friendly operation where supply voltage sequencing is not required.
• Includes deterministic routing resources such as DirectConnect and FastConnect to minimize signal propagation delays.
• Compliant with IEEE Standard 1149.1 Boundary-Scan Testing via JTAG interface.

Applications

• High-performance digital logic integration replacing complex CPLDs or gate arrays
• PCI-compliant systems requiring 66 MHz bus interfaces
• Industrial and military applications necessitating wide temperature grade support

Procurement Notes

Verify component authenticity through authorized Microchip Technology distributors. Confirm that the specific ordering suffix matches the required speed grade and temperature range. Check for End-of-Life status or discontinuation notices prior to finalizing procurement plans.

Selection Notes

Select this model when 48,000 system gates and 208-pin PQFP packaging are required. Ensure the design utilizes the available 174 user I/Os and fits within the 1,452 logic module capacity. Verify compatibility with the 2.5 V, 3.3 V, and 5 V mixed-voltage I/O requirements.

Part Context

This component belongs to the Actel SX-A FPGA family, which is characterized by its high-density antifuse technology and deterministic timing. The SX-A series is designed for applications demanding low power consumption and high reliability in harsh environments.

Replacement Considerations

Consult official Microchip Technology documentation for verified cross-reference part numbers. Do not substitute with generic FPGAs without verifying pinout and electrical specification compatibility.

FAQ

What is the maximum internal clock frequency supported by the A54SX32?

The A54SX32 supports internal clock frequencies up to 350 MHz.

Does the A54SX32 require an external configuration bitstream?

No, it is a nonvolatile single-chip solution using antifuse technology, eliminating the need for external configuration memory.

Can the I/Os be powered up in any order?

Yes, the device is power-up/down friendly, allowing VCCA and VCCI to be powered in any order without sequencing requirements.