A54SX32-PQG208 - 32K-Gate SX FPGA, 208-PQFP | Microchip
部品番号: A54SX32-PQG208 ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
A54SX32-PQG208 概要
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a fabric of configurable logic blocks and interconnects that the designer programs after manufacturing. The Actel SX family belongs to the one-time-programmable (OTP) antifuse FPGA class, positioned within the broader programmable logic hierarchy alongside SRAM-based and flash-based FPGAs. Unlike SRAM FPGAs, antifuse devices are non-volatile, configuration is stored in the silicon itself, and there is no need for an external configuration flash or boot sequence.
Key features include a sea-of-modules architecture that delivers high routing efficiency and predictable timing, 32K system gates of usable density, and 174 user-selectable I/O in the 208-BFQFP package. The antifuse interconnect adds near-zero capacitance, contributing to the family's class-leading speed and low dynamic power consumption.
Technically, the SX architecture uses a sea-of-modules fabric built from combinational and sequential logic modules (C-cells and R-cells) interconnected through a metal-to-metal antifuse program layer on a 0.35 um process. Once programmed, connections are permanent, giving high immunity to configuration upsets compared with volatile fabrics, which is why Actel/Microchip antifuse FPGAs historically found use in high-reliability systems.
Typical applications include glueless interface and bridge logic, bus translation and protocol conversion, high-speed state machines, and performance-intensive control logic in industrial, communications, and defense-adjacent equipment.
A key design consideration: the A54SX32-PQG208 is one-time programmable, so prototype iterations require new devices; plan design freezes and use the manufacturer design tools for simulation before programming.
This page synthesizes distributor availability, same-package drop-in family variants, and practical design notes not found in the manufacturer datasheet.
ドロップイン代替品: A54SX32-PQG208 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: A54SX32-PQG208 （同一形状・フットプリント） — 相違点: Package, Family, System Gates, Architecture, Supply Voltage.
クイック比較ツール — 並列比較する代替部品を選択:
A54SX32-PQG208I
✅ ドロップイン✓ 在庫あり
$362.79 / 個
データシートを見る →A54SX32-PQG208M
✅ ドロップイン✓ 在庫あり
$1269.95 / 個
データシートを見る →A54SX32-1PQG208I
✅ ドロップイン✓ 在庫あり
$44.9 / 個
データシートを見る →A54SX32-2PQG208I
✅ ドロップイン✓ 在庫あり
価格はお問い合わせください
データシートを見る →A54SX32-2PQG208
✅ ドロップイン✓ 在庫あり
$45.4 / 個
データシートを見る →A54SX32-1PQG208
✅ ドロップイン✓ 在庫あり
$37.7 / 個
データシートを見る →A54SX16P-PQG208I
✅ ドロップイン✓ 在庫あり
$38.75 / 個
データシートを見る →A54SX32A-1PQG208I
✅ ドロップイン✓ 在庫あり
$44.75 / 個
データシートを見る →A54SX32-PQG208 最大定格＆電気的特性
| Family | Actel SX (54SX) |
| System Gates | 32000 |
| Logic Cells (Modules) | 1800 |
| User I/O | 174 |
| Maximum System Frequency | 240 MHz |
| Process Technology | 0.35 um CMOS antifuse |
| 電源電圧 | 3.3 V / 5 V compatible I/O environment |
| Programmability | One-Time Programmable (antifuse) |
| パッケージ | 208-BFQFP (PQFP-208, gull-wing, square) |
| 実装タイプ | Surface Mount |
| Terminal Form | Gull Wing |
| Number of Terminals | 208 |
| Package Shape | Square |
| Architecture | Sea-of-modules |
A54SX32-PQG208 square ピン配置ガイド
A54SX32-PQG208 (square パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: A54SX32-PQG208.
詳細は データシート をご参照ください。
主な用途
A54SX32-PQG208 の用途: 6 件s: High-Speed Glue Logic and Bus Bridging, Protocol Conversion and Interface Translation, Industrial Control State Machines, Communications Line Cards and Backplane Interfaces, Test and Measurement Equipment, High-Reliability and Long-Lifecycle Systems.
High-Speed Glue Logic and Bus Bridging
The A54SX32-PQG208 fits interface and glue-logic consolidation where predictable, fast timing matters. Its 240 MHz class system performance and antifuse interconnect provide low-capacitance, deterministic routing between a host processor and peripheral buses, replacing dozens of discrete 74-series devices with one 32K-gate device offering 174 user I/O. In this role the FPGA implements address decoding, bus width translation, wait-state generation, and handshaking. Because configuration is hard-wired antifuse, the bus bridge is active immediately at power-up with no configuration delay - a decisive benefit over SRAM FPGAs whose fabric needs a boot sequence before any bus transaction can complete. The 208-pin PQFP with gull-wing leads simplifies inspection and rework in through-hole-mixed industrial boards.
おすすめ
Protocol Conversion and Interface Translation
Systems that must translate between legacy parallel buses and newer serial or memory-style interfaces benefit from the SX32's 1800 logic modules, which comfortably implement FIFOs, bus synchronizers, format converters, and simple protocol engines. The 174 user I/O provide enough pins to bridge two full-width buses simultaneously without external multiplexing. Antifuse non-volatility means the translation logic is trustworthy from the first clock cycle in systems with strict startup timing requirements. Designers should allocate I/O banks carefully for voltage compatibility in the 3.3V/5V environment, and run static timing sign-off in Microchip Designer before programming, since the device is one-time programmable and cannot be reconfigured in the field.
おすすめ
Industrial Control State Machines
Deterministic, hard-wired control state machines are a natural fit for the A54SX32-PQG208. The sea-of-modules R-cell sequential logic implements multi-state controllers with fixed, predictable propagation delays, which simplifies safety analysis in factory automation and process control equipment. With 174 I/O the device can directly drive indicator banks, sensor handshake lines, and actuator enable signals from one chip. The antifuse fabric is immune to configuration bit-flip concerns associated with SRAM FPGAs in electrically noisy industrial environments, removing the need for external configuration flash and its associated single-point-of-failure. Commercial-grade units suit 0C to 70C cabinets; select the PQG208I variant for extended-temperature enclosures.
おすすめ
Communications Line Cards and Backplane Interfaces
In telecom and datacom line cards the A54SX32-PQG208 serves as backplane interface logic, framing counters, and clock-domain crossing circuitry. Its 240 MHz class toggle capability covers legacy backplane clock rates with margin, and the PQFP-208 gull-wing package provides good signal-integrity behavior for the 3.3V signaling levels typical of backplane environments. Non-volatile antifuse configuration means line cards enumerate immediately at shelf power-up, which matters in redundant systems where cards must be ready within a fixed interval. Designers should budget supply decoupling per the 54SX datasheet recommendations and verify AC timing against the specific speed grade ordered (-1 or -2), since the base part and speed-grade variants differ in guaranteed timing.
おすすめ
Test and Measurement Equipment
Instrument makers use the A54SX32-PQG208 for trigger logic, event counters, timing generators, and front-end interface arrays. The SX family's deterministic antifuse routing produces repeatable timing from unit to unit - an important property when instruments are calibrated individually, since SRAM FPGA routing variability can shift timing characteristics between calibration cycles. The 174 I/O connect directly to front-panel logic and acquisition circuitry, and the 208-PQFP through-hole-inspectable leads support the rework-friendly assemblies common in instrument manufacturing. Because the device is one-time programmable, instrument firmware logic that may need field updates should be partitioned into a companion MCU or flash-based device, reserving the SX32 for fixed high-speed logic.
おすすめ
High-Reliability and Long-Lifecycle Systems
Platforms with long service lives - avionics-adjacent ground equipment, rail infrastructure, and defense-support systems - value the A54SX32-PQG208 for two reasons. First, the antifuse fabric has no configuration storage to upset, improving robustness in radiation-stressed or high-vibration environments compared with SRAM FPGAs that need scrubbing. Second, the existence of industrial (I) and military (M) graded variants in the identical 208-PQFP footprint allows a single PCB design to serve multiple reliability tiers without redesign. Designers should lock the design source and programming bitstream in configuration management, order devices with verified date codes from authorized channels, and qualify the specific temperature grade against the program's environmental specification before production release.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: A54SX32-PQG208 — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | A54SX32-PQG208I | A54SX32-PQG208M | A54SX32-2PQG208I | A54SX32A-1PQG208I | A54SX16P-PQG208I |
|---|---|---|---|---|---|---|
| Package | 208-PQFP (BFQFP, gull-wing) | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same |
| Brand | Microchip Technology (Actel) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 32K | 32K | 32K | 32K | 32K (SX-A) | 16K class (SX16P) |
| Temperature Grade | Commercial | Industrial | Military | Industrial | Industrial | Industrial |
| Process / Family | 0.35 um antifuse, SX | 0.35 um antifuse, SX | 0.35 um antifuse, SX | 0.35 um antifuse, SX | 0.25 um antifuse, SX-A | SX16P antifuse family |
主な差別化要因
- Non-volatile antifuse fabric with zero boot time （vs SRAM-based competitor FPGAs)
- Multi-grade single-footprint family （vs A54SX32-PQG208I / A54SX32-PQG208M)
- Honest trade-off: lower speed than SX-A successor （vs A54SX32A-1PQG208I)
- Density trade-off within same package （vs A54SX16P-PQG208I)
設計ノート
The A54SX32-PQG208 is one-time programmable. There is no field reconfiguration: an antifuse programming error or a design change after programming permanently consumes the device. Complete functional simulation, timing closure, and a formal design review in the Actel/Microchip Designer flow before releasing any unit to programming. For programs needing in-field updates, partition mutable logic into a companion flash-based device and reserve the SX32 for fixed high-speed logic.
The device operates in a 3.3V environment with 5V-compatible I/O characteristics per SX family data. Verify per-bank I/O voltage assignment against the 54SX datasheet DC tables before schematic capture, and decouple every VDD/VSS pair with 0.1 uF ceramics placed within a few millimeters of the package. Because antifuse FPGAs draw no configuration current at power-up, supply sequencing is simpler than SRAM FPGAs, but inrush from high fan-out I/O switching should still be estimated against your regulator's transient response.
Use the 208-PQFP mechanical drawing in the 54SX datasheet for the land pattern, and design the footprint to accept the industrial (PQG208I) and military (PQG208M) variants from day one so temperature-grade upgrades require no PCB change. Route high-speed output groups with matched lengths where timing skew matters, and provide thermal relief via the PQFP's ground leads and adjacent copper pours; the gull-wing package relies on lead heat conduction, so a solid ground plane under the device improves both thermal and signal-integrity performance.
コンプライアンス情報
Compliance data was not present in the provided verified web data for this mature Actel-line part; confirm RoHS/REACH status on the Microchip product page or with the distributor.
