A54SX32-1PQG208 - 32K Gate SX FPGA, 208-PQFP | Microchip
部品番号: A54SX32-1PQG208 ✗ 生産終了| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $58.9 | $58.90 |
| 10 | $53.01 | $530.10 |
| 100 | $47.12 | $4,712.00 |
| 500 | $42.41 | $21,205.00 |
| 1,000 | $37.7 | $37,700.00 |
A54SX32-1PQG208 概要
An antifuse FPGA is a one-time-programmable (OTP) field-programmable gate array in which each programmable interconnect point is an open antifuse that is permanently shorted during programming. Unlike SRAM FPGAs, antifuse devices retain their configuration in silicon, require no configuration PROM, boot instantly at power-up, and are inherently resistant to configuration corruption - traits that placed the Actel SX family in a hierarchy running FPGA -> antifuse FPGA -> one-time-programmable programmable logic -> programmable semiconductor.
Key features include the sea-of-modules architecture built from Combinatorial Modules (CMs) and Register Modules (RMs), which delivers gate utilization and routing efficiency well ahead of SRAM architectures of the same era; a 0.35 um CMOS process enabling internal toggle rates up to roughly 280 MHz; and a wide operating family spanning 6K to 60K system gates with I/O standards supporting 3.3V and 5V signaling.
Technically, the SX architecture clusters CM/RM pairs into clusters and superclusters, keeping critical interconnect local and short. This is why the family achieves ASIC-like speed and deterministic timing without the configuration-load penalty of SRAM parts, while consuming low static power. Design entry uses the Actel/Microchip Libero design flow with VHDL or Verilog synthesis; programming is performed once via dedicated programming equipment because antifuses cannot be reprogrammed.
Typical applications include glue logic and bus-interface consolidation in industrial control, aerospace and defense boards requiring instant-on, boot-free configuration, telecommunications line cards, and motor/automation controllers where design security matters. The PQFP-208 package suits reflow-soldered, moderately pin-dense boards.
Design consideration: because the device is one-time-programmable, simulate thoroughly and freeze the design before committing silicon; a design change requires a new device, so plan procurement accordingly.
This page synthesizes distributor availability data, same-family drop-in variants, and lifecycle guidance not found in a single datasheet.
ドロップイン代替品: A54SX32-1PQG208 — 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: A54SX32-1PQG208 （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:
A54SX32-2PQG208
✅ ドロップイン✓ 在庫あり
$45.4 / 個
データシートを見る →A54SX32-1PQG208M
✅ ドロップイン✓ 在庫あり
$44.6 / 個
データシートを見る →A54SX32-1PQ208
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
A54SX32A-1PQG208
✅ ドロップイン📋 参考代替品（カタログ未掲載）
A54SX32-PQ208
✅ ドロップイン✓ 在庫あり
$44.75 / 個
データシートを見る →A54SX32-1PQG208 最大定格＆電気的特性
| Family | SX (Actel antifuse FPGA) |
| System Gates | 32,000 (48K max per Mouser listing) |
| Logic Modules / Cells | 1,800 |
| User I/O | 174 |
| Maximum System Performance | 280 MHz |
| Process Technology | 0.35 um CMOS |
| 電源電圧 | 3.3 V / 5 V |
| Programming Type | Antifuse, one-time programmable (OTP) |
| Speed Grade | -1 (standard) |
| パッケージ | 208-Pin PQFP (208-BFQFP) |
| 実装タイプ | Surface Mount |
| Lead Free Status | Lead free (per distributor listings) |
| Configuration Storage | Non-volatile (antifuse, no boot PROM) |
| Architecture | Sea-of-modules (CM/RM clusters) |
| RoHS ステータス | Compliant (per distributor listings) |
A54SX32-1PQG208 208-pin pqfp (208-bfqfp) ピン配置ガイド
A54SX32-1PQG208 (208-pin pqfp (208-bfqfp) 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: A54SX32-1PQG208.
詳細は データシート をご参照ください。
主な用途
A54SX32-1PQG208 の用途: 6 件s: Industrial Control and Automation Glue Logic, Aerospace and Defense Legacy Board Sustainment, Telecommunications Line Cards, Secure Single-Chip Logic Consolidation, Motor Drive and Motion Control Sequencing, Test and Measurement Fixture Logic.
Industrial Control and Automation Glue Logic
The A54SX32-1PQG208 fits industrial control boards that must consolidate address decoding, bus bridging, and sequencing logic into one deterministic device. Its 32K gates and 1,800 logic modules absorb dozens of 7400-family devices, while the 280 MHz-class internal performance easily covers PLC backplane timing. Because the antifuse configuration is non-volatile, the board boots instantly with no configuration PROM - important for machinery that must be functional the moment 24V control power is applied. Use the 3.3V core with 5V-tolerant I/O for legacy industrial signaling, and reserve I/O margin from the 174 available pins for field revisions routed as NC test points.
おすすめ
Aerospace and Defense Legacy Board Sustainment
Antifuse FPGAs were historically favored in aerospace and defense because their one-time-programmed configuration cannot be upset by SEU-induced configuration loss and requires no radiation-exposed configuration memory. The A54SX32-1PQG208 and its M-grade sibling A54SX32-1PQG208M support sustainment of legacy flight and ground-system boards where redesign is prohibited. The PQ208 through-reflow package simplifies rework in low-volume military production. Note that the base commercial part is not radiation-qualified; for rad-tolerant needs, Microchip's RTAX family (e.g., RTAX250SL parts) carries that role, while the SX32 handles non-critical digital aggregation on the same board.
おすすめ
Telecommunications Line Cards
Telecom line cards of the SX32 era used antifuse FPGAs for framer glue, HDLC offload, and backplane interfacing, benefiting from deterministic timing and instant availability after hot-swap insertion. The A54SX32-1PQG208's 174 I/Os support the parallel bus widths typical of T1/E1 framers and backplane connectors, while 0.35 um CMOS keeps static power low in always-on equipment. Designers should place 0.1 uF decoupling at each VCC pin per datasheet guidance and verify 5V-tolerant pin assignments against the backplane standard in use. For life-of-field spares, source same-die variants before residual stock depletes.
おすすめ
Secure Single-Chip Logic Consolidation
Where IP protection matters - pay terminals, licensed equipment, anti-cloning industrial products - the A54SX32-1PQG208's antifuse fabric provides hardware-level design security: there is no bitstream to intercept, no readback path, and the programmed interconnect is invisible even under decapsulation-level inspection short of destructive analysis. This is a structural advantage over SRAM FPGAs whose configuration flash or external PROM can be copied. Integrate state machines, authentication logic, and proprietary interfaces within the 32K gates, and keep the design in Libero under source control, because the OTP nature means a security flaw cannot be patched in the field.
おすすめ
Motor Drive and Motion Control Sequencing
Motion controllers use the A54SX32-1PQG208 to generate PWM gating, quadrature decode, and interlock logic with cycle-accurate determinism unavailable in microcontroller software. The 280 MHz-class fabric easily supports 20 kHz-plus PWM carriers with sub-nanosecond-phase resolution across the 174 I/Os, and the non-volatile configuration ensures the drive never powers gates before sequencing logic is live - a genuine safety benefit over SRAM FPGAs that spend milliseconds loading. Couple the FPGA I/O to gate drivers through isolators, and honor the 3.3V/5V supply domains listed in the datasheet when interfacing to legacy encoder signals.
おすすめ
Test and Measurement Fixture Logic
Production test fixtures and ATE adapter boards employ the A54SX32-1PQG208 for protocol emulation, scan-chain stitching, and timing-generation glue. Instant-on behavior means the fixture is ready the moment the tester initializes - no configuration download latency per DUT cycle - and the PQ208 hand-solderable QFP footprint eases fixture rework between product generations. Designers should exploit the 1,800 logic modules for per-pin comparators and reserve gates for boundary-scan-style debug logic. Because the device is OTP, program fixture variants from separate, versioned programming files and label each programmed device with its fixture revision.
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: A54SX32-1PQG208 — 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 | A54SX32-2PQG208 | A54SX32-1PQG208M | A54SX32A-1PQG208 | A54SX32-PQ208 |
|---|---|---|---|---|---|
| Package | 208-PQFP (208-BFQFP) | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same footprint family | 208-PQFP - same |
| Brand | Microchip Technology (Actel/Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 32K (48K max) | 32K (48K max) | 32K (48K max) | 48K (2880 CLBs per FindIC) | 32K |
| Logic Cells / Modules | 1,800 | 1,800 | 1,800 | 2,880 CLBs | 1,800 |
| Process / Supply | 0.35 um, 3.3V/5V | 0.35 um, 3.3V/5V | 0.35 um, 3.3V/5V | 0.35 um class, 3.3V/5V | 0.35 um, 3.3V/5V |
| Lead Finish / RoHS | Lead-free (G suffix), RoHS compliant | Lead-free (G suffix) | Lead-free (G suffix) | RoHS compliant | Tin/lead (non-G), not RoHS |
主な差別化要因
- Fastest standard speed grade in 208-PQFP among same-generation SX32 parts （vs A54SX32-PQ208)
- Lead-free RoHS-compliant plating （vs A54SX32-PQ208)
- Non-volatile antifuse fabric with no configuration PROM （vs A54SX32A-1PQG208)
設計ノート
The SX32 uses separate VCC and VCCA (analog/PLL-related) supplies within its 3.3V/5V scheme per the SX family datasheet. Place a 0.1 uF ceramic capacitor at every VCC/VCCA pin pair and at least one 10 uF bulk capacitor per device. Estimated: with 1,800 modules toggling at even 25% activity, core current is typically in the tens-of-mA range at 3.3V, but run the Actel power calculator in Libero with your actual netlist before sizing the regulator - I/O current with heavily loaded 5V-tolerant banks can dominate.
Antifuse OTP is the defining constraint: once programmed, the device cannot be corrected. Freeze RTL, pass timing simulation, and verify pin assignments against the 208-PQFP datasheet pinout before sending devices to the programmer. A frequent error is reusing a place-and-route pinout from a different package (e.g., TQ144) - the PQ208 pin ring assignment differs. Order spare programmed devices per design revision, since a field fix requires physically swapping silicon.
Use a standard QFP-208 land pattern with slightly elongated pads (per IPC-style QFP practice) to aid rework on low-volume boards. Route the highest-fanout clock on an inner layer with a solid ground plane beneath to control the 280 MHz-class edges; keep series termination resistors near the FPGA driver pins for lines longer than ~50 mm. Provide thermal relief via 2-oz copper planes if the board carries multiple programmable devices in an enclosed industrial chassis.
コンプライアンス情報
Distributor listings (PCB Electronics, Kynix) mark A54SX32-1PQG208 as LEAD FREE; RoHS compliance per DigiKey listing. REACH, halogen-free, and conflict-minerals status not stated in provided data.
