The A54SX72A-CQ256B is a field-programmable gate array (FPGA) from Microchip Technology’s SX-A family, built on antifuse technology and housed in a 256-lead ceramic quad flat pack (CQFP). As an antifuse-based device, it provides instant-on, live-at-power-up operation with inherent non-volatility and a highly secure configuration that resists reverse engineering. The hermetic ceramic package and military temperature range ensure reliable performance in harsh environments, while the single-event latch-up immunity characteristic of the antifuse architecture makes it suitable for radiation-exposed applications. The SX-A family delivers high-speed deterministic timing and fast clock-to-out performance, integrating a substantial logic density without requiring external configuration memory.
Typical deployment scenarios include mission-critical defense electronics, satellite systems, avionics processing, and industrial controls where deterministic power-up behavior and long-term reliability are non-negotiable. The device is often utilized in secure communication links, guidance and navigation units, and safety-critical control path implementations. From a procurement standpoint, this is a high-reliability, military/aerospace-grade component, with the CQFP package and screening options underscoring its conformance to stringent quality standards. Engineering and supply-chain teams should account for extended lead times, potential export control restrictions, and the managed lifecycle of a mature antifuse product line. Authentic sourcing through authorized Microchip distribution is essential to maintain traceability and mitigate counterfeiting risks.
| Attribute | Value |
|---|---|
| Number of LABs/CLBs | 6036 |
| Number of I/O | 203 |
| Number of Gates | 108000 |
| Voltage - Supply | 2.25V ~ 5.25V |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 125°C (TJ) |
| Package / Case | 256-BFCQFP with Tie Bar |
| Supplier Device Package | 256-CQFP (75x75) |
| Package (CQ256 position) | Ceramic Quad Flat Pack, 256 pins |
| User I/Os (CQFP 256-pin) | 213 |
| VCCA Supply Voltage | 2.25 to 2.75 V |
| VCCI Supply Voltage | 3.0-3.6 V (3.3 V grade) / 4.5-5.5 V (5 V grade) |
| Speed Grade (no speed code) | Standard speed grade |
| Operating Temperature (Military) | -55 to +125 °C |
| Storage Temperature | -65 to +150 °C |
| Combinatorial Cells (C-cells) | 4,024 |
| Register Cells (R-cells) | 2,012 |
| Base Device | A54SX72A |
| Process Technology | 0.25 um high-voltage twin-well CMOS |
| Screening (B position) | MIL-STD-883 Class B |
| System Gates | 108,000 |
Download the current available datasheet for A54SX72A-CQ256B.
Download Datasheet