A54SX72A-2FG484

The A54SX72A-2FG484 is an SX-A family FPGA providing a nonvolatile, single-chip programmable solution with up to 108,000 system gates and 6,036 logic elements. It delivers high I/O density—up to 360 user-programmable I/Os—and supports mixed-voltage I/O, making it suitable for designs that require flexible interfacing and high logic capacity.

Designed for commercial-temperature operation (0 °C to 70 °C), the device supports a wide supply range (2.25 V to 5.25 V) and includes features such as hot-swap–compliant I/Os, boundary-scan (JTAG), and Actel Secure Programming Technology (FuseLock™) as documented in the SX-A family datasheet.

Key Features

• Core Performance System and internal performance capability referenced in the SX-A family datasheet (system up to 250 MHz; internal performance up to 350 MHz).
• Logic Capacity 6,036 logic elements and approximately 108,000 system gates to implement medium-to-large FPGA designs, with up to 2,012 dedicated flip-flops available.
• High I/O Count & Clocking Up to 360 user-programmable I/Os, 3 global clocks and 4 quadrant clocks for flexible signal routing and multi-region clocking.
• Configurable I/O Standards Supports configurable I/O for 3.3 V/5 V PCI, 5 V TTL, 3.3 V LVTTL and 2.5 V LVCMOS2, with 5 V input tolerance and 5 V drive strength; enables mixed-voltage operation (2.5 V, 3.3 V, and 5 V).
• Nonvolatile Single-Chip Solution Built-in nonvolatile configuration eliminates the need for external configuration memory and simplifies board-level design.
• Security & Diagnostics Actel Secure Programming Technology with FuseLock™ protects design IP; silicon explorer II in-system diagnostic/verification capability is available per SX-A documentation.
• Power & Hot-Swap Friendly Hot-swap–compliant I/Os and power-up/power-down friendly operation requiring no sequencing of supply voltages.
• Package & Environmental 484-ball fine-pitch BGA (supplier package: 484-FPBGA, 27×27), commercial grade (0 °C to 70 °C), RoHS compliant.

Typical Applications

• PCI and bus-interface systems The device supports 66 MHz PCI compliance and configurable 3.3 V/5 V PCI I/O, enabling use in PCI-based designs and interface bridging.
• Mixed-voltage interface hubs Mixed-voltage I/O support and 5 V input tolerance make the device suitable where multiple logic-voltage domains must be bridged on a single chip.
• Hot-swap and modular systems Hot-swap–compliant I/Os and power-up/power-down friendly behavior suit hot-pluggable modules and backplane-mounted boards.
• Security-sensitive designs FuseLock™ secure programming helps protect intellectual property in applications where design security is important.

Unique Advantages

• High logic density: 6,036 logic elements and 108,000 system gates provide substantial on-chip logic for complex functions without external logic expansion.
• Large, flexible I/O count: Up to 360 user-programmable I/Os accommodate dense peripheral and bus connectivity.
• Nonvolatile, single-chip configuration: Eliminates external configuration flash, simplifying BOMs and board layout.
• Mixed-voltage operation: Support for 2.5 V, 3.3 V and 5 V domains plus 5 V-tolerant inputs enables seamless interfacing across legacy and modern logic levels.
• Design protection and diagnostics: FuseLock™ programming and in-system diagnostic capabilities enhance IP protection and simplify verification.
• Commercial-grade, RoHS compliant: Designed for commercial-temperature applications and compliant with RoHS environmental requirements.

Why Choose A54SX72A-2FG484?

The A54SX72A-2FG484 positions itself as a high-capacity, nonvolatile FPGA for commercial applications that require substantial logic resources and a large number of configurable I/Os. With 6,036 logic elements, up to 360 I/Os, mixed-voltage I/O support, and embedded security features, it offers a compact, single-chip implementation for interface-heavy and IP-sensitive designs.

This device is appropriate for engineering teams seeking a RoHS-compliant, commercial-temperature FPGA with flexible I/O standards, hot-swap capability, and deterministic resources for medium-to-large FPGA designs. The SX-A family documentation and tooling support included in the datasheet help streamline development and verification.

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