A54SX16A-2PQ208I

The A54SX16A-2PQ208I is a nonvolatile, single-chip FPGA from Microchip Technology’s SX-A family. It provides 24,000 system gates implemented across approximately 1,452 logic elements with 175 user-programmable I/O pins in a 208-pin BFQFP package.

Designed for industrial applications, this device offers deterministic timing, configurable multi‑voltage I/O and security features suitable for embedded and industrial designs requiring reliable, reprogrammable logic with on-board configuration retention.

Key Features

• Logic Capacity — Approximately 24,000 system gates realized in 1,452 logic elements, supporting up to 2,012 dedicated flip-flops in the SX-A family architecture.
• User I/O — 175 user-programmable I/O pins configurable for multiple voltage standards with 5 V input tolerance and 5 V drive strength capability documented in the SX-A family.
• Performance — Specified family performance includes up to 250 MHz system performance and up to 350 MHz internal performance.
• Nonvolatile, Single-Chip Configuration — Retains configuration without external configuration memory, providing a single-chip, power-up/down friendly solution.
• Voltage and Power — Wide operating supply range from 2.25 V to 5.25 V and support for mixed 2.5 V, 3.3 V and 5 V operation as described for the SX-A family.
• Package and Mounting — 208-pin BFQFP package (supplier device package: 208-PQFP, 28×28) with surface-mount mounting type.
• Temperature Grade — Industrial grade operation with an operating temperature range of −40 °C to 85 °C.
• No Embedded RAM — Total on-chip RAM bits: 0, as specified.
• System and I/O Features — Hot-swap compliant I/Os, configurable weak pull-up/pull-down at power-up, individual output slew-rate control, and 66 MHz PCI compliance available in the SX-A family.
• Security & Test — Actel Secure Programming Technology with FuseLock™ for protection against reverse engineering, plus boundary-scan testing compliant with IEEE 1149.1 (JTAG).
• Diagnostics — In-system diagnostic and verification capability provided by Silicon Explorer II (SX-A family feature).
• Standards & Resource Control — Deterministic, user-controllable timing with support for up to 100% resource utilization and 100% pin locking in SX-A devices.
• Environmental Compliance — RoHS compliant.

Typical Applications

• Industrial Control — Programmable logic for control systems that benefit from industrial temperature rating and multi‑voltage I/O compatibility.
• Embedded System Integration — On-board, nonvolatile configuration and deterministic timing make the device suitable for compact embedded designs requiring retained configuration.
• PCI and Interface Logic — SX-A family support for 66 MHz PCI and flexible I/O standards supports interface and peripheral logic functions.
• Board Test and Diagnostics — Boundary-scan (IEEE 1149.1) and in-system diagnostic capabilities aid manufacturing test and field diagnostics.
• Secure IP Implementation — FuseLock™ secure programming technology supports applications where design confidentiality and IP protection are required.

Unique Advantages

• Nonvolatile Single-Chip Solution: Retains configuration without external memory, simplifying system architecture and configuration management.
• Flexible Multi‑Voltage I/O: Configurable for 2.5 V, 3.3 V and 5 V operation with documented 5 V input tolerance and drive capability, enabling mixed-voltage designs.
• Industrial Temperature Rating: Rated for −40 °C to 85 °C operation, matching common industrial deployment requirements.
• Deterministic Timing and Full Resource Control: User-controllable timing and support for up to 100% resource utilization and pin locking provide predictable timing closure for critical designs.
• Security and Testability: Built-in FuseLock™ secure programming plus IEEE 1149.1 boundary-scan support facilitate IP protection and manufacturing test strategies.
• Proven Family Performance: Family-level documented system and internal performance figures (250 MHz system, 350 MHz internal) support higher-speed logic implementations where required.

Why Choose A54SX16A-2PQ208I?

The A54SX16A-2PQ208I delivers a balance of programmable capacity (approximately 24,000 system gates, 1,452 logic elements) and flexible I/O in a 208-pin surface-mount package for industrial-grade embedded designs. Its nonvolatile single-chip configuration, deterministic timing, and family-level performance characteristics make it suitable for applications that require retained configuration, predictable timing behavior, and multi-voltage interfacing.

For engineers specifying programmable logic with secure programming, boundary-scan testability and industrial temperature operation, this SX-A family device provides a concise feature set backed by Microchip Technology documentation for integration into long‑life embedded and industrial projects.

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