A54SX08A-1TQG100

The A54SX08A-1TQG100 is a commercial-grade, nonvolatile FPGA from Microchip Technology’s SX-A family. It delivers 12,000 system gates implemented across 768 logic elements and provides 81 user I/Os in a 100-pin surface-mount package. The device targets embedded control, mixed-voltage I/O interfacing, and small-to-medium density logic integration where a compact, single-chip programmable solution is required.

As part of the SX-A family, this device inherits family-level capabilities such as high internal and system performance, flexible mixed-voltage I/O support, and nonvolatile single-chip operation—making it suitable for applications that require reliable configuration retention and flexible interfacing to 2.5 V, 3.3 V and 5 V domains.

Key Features

• Programmable Logic Capacity — 12,000 system gates implemented across 768 logic elements (cells), providing a compact logic fabric for glue logic, protocol bridging, and control functions.
• I/O Count & Flexibility — 81 user-programmable I/Os with support for mixed-voltage operation; configurable I/O standards in the SX-A family include 5 V TTL, 3.3 V LVTTL, 2.5 V LVCMOS2 and 3.3 V/5 V PCI signaling.
• Nonvolatile Single-Chip Architecture — Family-level nonvolatile configuration simplifies system design by eliminating external configuration memory and enabling power-up configuration retention.
• Voltage & Power — Wide supply range supported: 2.25 V to 5.25 V, enabling interfacing to multiple logic domains and flexible board-level power architectures.
• Package & Mounting — Surface-mount 100-pin package (package case: 100-LQFP; supplier device package: 100-TQFP 14×14) for compact board integration.
• Commercial Temperature Grade — Operating range specified for commercial use: 0 °C to 70 °C.
• No On-Chip RAM — Total RAM Bits: 0, for designs that rely on distributed logic or external memory.
• RoHS Compliant — Conforms to RoHS requirements for lead-free system assembly.
• SX-A Family Performance & Features — Family-level capabilities documented for SX-A devices include up to 250 MHz system performance and up to 350 MHz internal performance, hot-swap compliant I/Os, power-up/down friendly behavior, PCI signaling support, configurable pull-ups/pull-downs, individual output slew rate control, boundary-scan (JTAG) and in-system diagnostics.

Typical Applications

• Embedded Control — Implement control logic, state machines, and glue logic for microcontroller- or DSP-based systems while keeping BOM count low with a single-chip nonvolatile FPGA.
• Mixed-Voltage I/O Interfaces — Bridge or adapt signals between 5 V legacy logic and modern 3.3 V/2.5 V domains using the device’s configurable I/O support and 5 V tolerance options documented for the SX-A family.
• Peripheral and Interface Logic — Offload peripheral timing, bus arbitration, and simple protocol conversion tasks to the FPGA’s 768 logic elements and 81 I/Os.
• Prototyping and Small-Scale Production — Compact 100-pin surface-mount package and nonvolatile operation make the device suitable for small form-factor boards and low-to-medium volume designs.

Unique Advantages

• Compact, Single-Chip Solution: Nonvolatile configuration avoids external configuration memory and reduces component count and board complexity.
• Flexible Mixed-Voltage I/O: Support for 2.5 V, 3.3 V and 5 V signaling enables direct interfacing to a variety of legacy and modern peripherals.
• Deterministic Timing Options: SX-A family features provide user-controllable timing behavior useful for predictable interface timing and signal integrity management.
• Surface-Mount Packaging: 100-pin LQFP/TQFP package offers a small PCB footprint with industry-standard assembly processes.
• Commercial Temperature Suitability: Specified for 0 °C to 70 °C operation, aligning with many consumer and industrial-adjacent applications that use commercial-grade components.
• Regulatory & Assembly Ready: RoHS-compliant device suitable for lead-free manufacturing workflows.

Why Choose A54SX08A-1TQG100?

The A54SX08A-1TQG100 provides a balanced combination of compact logic capacity, flexible mixed-voltage I/O support, and nonvolatile single-chip operation in a 100-pin surface-mount package. It is well suited for designs that need reliable configuration retention, direct interfacing to 2.5 V/3.3 V/5 V domains, and a modest logic resource set delivered through 768 logic elements and 12,000 system gates.

Choose this device for space-constrained boards, small to medium complexity interface and control tasks, and applications where RoHS compliance and commercial temperature operation are required. Its inclusion in the SX-A family brings proven family-level features such as hot-swap capable I/Os, PCI signaling options, and in-system diagnostics that simplify integration and verification.

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