A54SX32A-1CQ256M

The A54SX32A-1CQ256M is a military-grade SX-A family FPGA offered by Microchip Technology. It provides a reprogrammable logic solution with approximately 48,000 system gates and 2,880 logic elements, designed for high-reliability embedded systems.

Targeted at applications requiring rugged operation and deterministic behavior, this device combines a wide supply range, extensive I/O (228 pins), and QML-class military qualification and testing to support avionics, defense, and other harsh-environment designs.

Key Features

• Core Capacity — Approximately 48,000 system gates and 2,880 logic elements provide mid-range programmable logic capacity for control, glue-logic and custom processing functions.
• User I/O — Up to 228 user-programmable I/O pins to interface with buses, peripherals and external logic.
• Package & Mounting — 256-BFCQFP package with tie bar; supplier device package listed as 256-CQFP (75×75). Surface-mount mounting type suitable for board-level assembly.
• Voltage Flexibility — Wide operating supply range from 2.25 V to 5.25 V enabling mixed-voltage I/O and flexible system integration.
• Environmental & Grade — Military grade with operating temperature range of –55 °C to +125 °C and QML-class manufacturing and testing flow documented in the device datasheet.
• Security & In-System Support — Actel Secure Programming Technology with FuseLock for protection against reverse engineering, plus in-system diagnostic and verification capability.
• Timing & Performance — Documented family-level performance characteristics (for reference in the datasheet) include deterministic timing and competitive system clock performance.
• Design & Testability — Boundary-scan testing (IEEE 1149.1/JTAG) and features such as configurable I/O, hot-swap compliant I/Os and power-up/power-down friendly behavior (no sequencing required for supply voltages).
• On-chip Memory — Total on-chip RAM bits: 0 (no embedded RAM reported for this device).
• Regulatory — RoHS compliant.

Typical Applications

• Military and Avionics Systems — Military-grade qualification and full temperature testing (–55 °C to +125 °C) make this FPGA suitable for rugged, long-life defense electronics.
• High-Reliability Embedded Control — Deterministic timing, extensive I/O and programmable logic capacity support control plane functions, interface bridging and specialized state machines.
• PCI and Bus Interface Logic — Configurable I/O support for 3.3 V/5 V PCI and 5 V-tolerant signaling support board-level bus adaptation and legacy peripheral interfacing.
• Secure, In-System Programmable Designs — FuseLock secure programming and in-system diagnostic capabilities enable protected field-upgradeable logic for mission-critical subsystems.

Unique Advantages

• Military-Grade Qualification: Documented MIL-STD-883 product flow and QML-class manufacturing/testing provide traceable, high-reliability assurance for defense applications.
• Wide Voltage Range: 2.25 V to 5.25 V supply range and mixed-voltage support simplify integration with a variety of board-level power architectures.
• High I/O Count: 228 user-programmable I/Os enable dense system interconnects without external buffering in many use cases.
• Security-Focused Programming: FuseLock secure programming technology reduces risk of reverse engineering and protects intellectual property.
• Testability and Diagnostics: Boundary-scan (JTAG) support and in-system diagnostics improve manufacturing test coverage and field verification.
• Rugged Temperature Range: Fully specified operation from –55 °C to +125 °C suited to harsh environments and long-term deployments.

Why Choose A54SX32A-1CQ256M?

The A54SX32A-1CQ256M delivers a balanced combination of mid-range logic capacity, high I/O availability and military-grade robustness for applications that require dependable, reprogrammable logic in harsh environments. Its wide supply tolerance, surface-mount 256-pin CQFP package and documented QML-class production flow make it appropriate for long-life defense and aerospace designs where testability, security and temperature resilience are required.

This device is well suited to engineers and procurement teams designing mission-critical embedded systems that need deterministic timing, comprehensive I/O and secure in-system programmability while meeting military qualification expectations.

Request a quote or submit an inquiry to receive availability and pricing information for the A54SX32A-1CQ256M and to discuss how this FPGA can fit your high-reliability design requirements.