A54SX32A-1FGG256I - 48K Gate FPGA, 203 I/O, FBGA-256 | Microchip
部品番号: A54SX32A-1FGG256I ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $316.27 | $316.27 |
| 10 | $316.27 | $3,162.70 |
| 100 | $316.27 | $31,627.00 |
| 500 | $316.27 | $158,135.00 |
| 1,000 | $316.27 | $316,270.00 |
A54SX32A-1FGG256I 概要
An FPGA (field-programmable gate array) is a semiconductor device containing a matrix of configurable logic blocks (CLBs) and programmable interconnects that the designer wires together after manufacturing, in contrast to fixed-function ASICs. In the programmable logic hierarchy, FPGA -> programmable logic IC -> logic IC -> semiconductor. The SX-A family uses antifuse programmable interconnect technology, which is one-time programmable: the configuration is non-volatile, immune to configuration readback attacks, and requires no external boot flash, reducing bill-of-materials cost and improving startup reliability.
Key features of the A54SX32A-1FGG256I include 0.25 um CMOS process technology, a 2.5 V core supply, system-level toggle performance in the 172 MHz to 278 MHz range depending on speed grade and source cited, and the industrial grade (suffix I) temperature rating of -40C to +125C. The -1 speed grade balances cost with typical system performance. Antifuse FPGAs also draw near-zero static configuration power compared with SRAM FPGAs, making them attractive for power-sensitive industrial designs.
The device suits glue logic consolidation, bus interfacing, state machines, and ASIC prototype bridging in industrial control, communications equipment, medical instrumentation, and aerospace/defense applications where configuration security and radiation-tolerant heritage matter.
Designers should note that antifuse devices are one-time programmable: design changes require a new physical part, so finalizing the design before programming and committing to adequate design verification is essential.
This page synthesizes distributor pricing, drop-in family alternatives, lifecycle guidance, and practical design notes not found in a single manufacturer datasheet, giving engineers and buyers one citable reference point.
ドロップイン代替品: A54SX32A-1FGG256I — 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: A54SX32A-1FGG256I （同一形状・フットプリント） — 相違点: Package, System Gates, Operating Temperature, Family, RoHS Status.
クイック比較ツール — 並列比較する代替部品を選択:
A54SX32A-2FGG256I
✅ ドロップイン✓ 在庫あり
$368.59 / 個
データシートを見る →A54SX32A-FGG256I
✅ ドロップイン✓ 在庫あり
$83.27 / 個
データシートを見る →A54SX32A-1FGG256
✅ ドロップイン✓ 在庫あり
$1 / 個
データシートを見る →A54SX32A-1FGG256M
✅ ドロップイン✓ 在庫あり
$62.5 / 個
データシートを見る →A54SX32A-FFG256
✅ ドロップイン📋 参考代替品（カタログ未掲載）
A54SX32A-1FGG484
✅ ドロップイン✓ 在庫あり
$1 / 個
データシートを見る →A54SX32A-1FGG256I 最大定格＆電気的特性
| Family | SX-A (Antifuse FPGA) |
| System Gates | 48000 |
| Logic Cells / Modules | 2880 (per FindIC); 1800 (per FindIC compare page) |
| User I/O | 203 |
| Speed Grade | -1 |
| System Toggle Frequency | up to 278 MHz (FindIC); 172 MHz cited for alternate grade listing |
| Core Supply Voltage | 2.5 V (2.25 V to 2.75 V) |
| Process Technology | 0.25 um CMOS |
| Programmable Interconnect | Antifuse (one-time programmable, non-volatile) |
| 動作温度 | -40C to +125C (industrial, I suffix) |
| パッケージ | FBGA-256 (PBGA256), 1 mm ball pitch |
| 実装タイプ | Surface Mount (SMD/SMT) |
| RoHS ステータス | Compliant |
| Configuration Storage | Non-volatile (no external boot device required) |
| Manufacturer Status | Active (ships today per DigiKey; Mouser lists 12-week lead time) |
A54SX32A-1FGG256I fbga-256 (pbga256), 1 mm ball pitch ピン配置ガイド
A54SX32A-1FGG256I (fbga-256 (pbga256), 1 mm ball pitch 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: A54SX32A-1FGG256I.
詳細は データシート をご参照ください。
主な用途
A54SX32A-1FGG256I の用途: 6 件s: Industrial Control and Automation, Aerospace and Defense Logic, Communications and Networking Equipment, Medical Instrumentation, ASIC Prototyping and Bridge Logic, Secure Embedded Systems.
Industrial Control and Automation
In factory automation and process control, the A54SX32A-1FGG256I consolidates glue logic, bus bridges, encoder interfaces, and safety interlock state machines into one 48K-gate antifuse device. Its industrial -40C to +125C rating survives harsh panel and motor-drive environments, and the 2.5 V core with near-zero static configuration power suits always-on control racks. Because the antifuse configuration is non-volatile, the FPGA is functional within microseconds of power application - no boot sequence - which matters for safety interlocks and watchdog architectures that must be live at power-up.
おすすめ
Aerospace and Defense Logic
The SX-A antifuse family has a long heritage in aerospace and defense programs, and the M-suffix variants of the same die are screened for high-reliability use. The A54SX32A-1FGG256I provides configuration readback security - the programmed antifuse network cannot be dumped - which addresses anti-tamper concerns that SRAM FPGAs cannot meet without extra encryption. Its instant-on non-volatile startup removes the vulnerability window during configuration loading. Typical roles include telemetry formatting, bus protocol bridging, and payload sequencing where single-chip integration reduces parts count and board area in constrained avionics volumes.
おすすめ
Communications and Networking Equipment
Telecom line cards and backplane interfaces use the A54SX32A-1FGG256I for protocol adaptation, framing, and register-based control planes. The -1 speed grade supports toggle rates up to the 172-278 MHz range cited across sources, adequate for many legacy parallel bus and framing tasks, while the 203 user I/O handles wide parallel data buses that serial-only FPGAs cannot absorb without external serialization. Its low static power reduces line-card thermal budgets, and non-volatile configuration simplifies card insertion: the FPGA is logic-active immediately upon slot power without a host-driven configuration download.
おすすめ
Medical Instrumentation
Diagnostic and monitoring instruments use the A54SX32A-1FGG256I to interface sensor front ends, drive display logic, and manage timing. The 2.5 V core keeps dynamic power low, which limits self-heating inside enclosed patient-contact equipment, and the industrial temperature grade covers sterilization-adjacent thermal excursions. Antifuse determinism - fixed routing programmed once - gives repeatable timing behavior across units, valuable for instruments validated under regulatory change control, where a reprogrammable device could drift between validation and field units. Its 48K gates comfortably host state machines, counters, and peripheral glue logic typical of benchtop instruments.
おすすめ
ASIC Prototyping and Bridge Logic
Before committing an ASIC tape-out, engineering teams historically mapped RTL into SX-A antifuse FPGAs to validate logic at speed. The A54SX32A-1FGG256I's 48K gates host moderate-size functional blocks, and fixed antifuse routing delivers timing closer to silicon reality than highly reconfigurable fabrics. The same device also serves as ASIC-to-legacy-bus bridge silicon in products where an obsoleted ASIC function must be recreated without redesigning the whole board. Designers should finalize RTL before programming since antifuse parts cannot be reworked - each design iteration consumes a new device.
おすすめ
Secure Embedded Systems
Where IP protection is paramount, the A54SX32A-1FGG256I stores configuration physically in antifuse links rather than SRAM or flash bitstreams, eliminating the primary attack vector of bitstream interception. Coupled with the instant-on startup, it suits secure boot anchors, license enforcement logic, and authentication state machines inside industrial and networking products. The device contains no external configuration memory interface to probe, shrinking the hardware attack surface. Designers pair it with a secured MCU; the FPGA holds the deterministic security logic while the MCU manages keys and application software.
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: A54SX32A-1FGG256I — 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 | A54SX32A-2FGG256I | A54SX32A-FGG256I | A54SX32A-1FGG256 | A54SX32A-FFG256 | A54SX32A-1FGG484 |
|---|---|---|---|---|---|---|
| Package | FBGA-256 (1 mm pitch) | FBGA-256 - same | FBGA-256 - same | FBGA-256 - same | FBGA-256 - same | FBGA-484 - different ball count |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 48000 | 48000 | 48000 | 48000 | 48000 | 48000 |
| Speed Grade / Toggle Rate | -1 (172-278 MHz range cited) | -2, fastest grade | standard, 238 MHz cited | -1 | standard | -1 |
| Operating Temperature | -40C to +125C (I) | -40C to +125C (I) | -40C to +125C (I) | Commercial range | Commercial range | Commercial range |
| User I/O | 203 | 203 | 203 | 203 | 203 | up to 288 (larger package) |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Configuration Type | Antifuse (OTP, non-volatile) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
主な差別化要因
- Fastest timing option in the same footprint （vs A54SX32A-2FGG256I)
- Industrial temperature qualification （vs A54SX32A-1FGG256)
- Antifuse configuration security and instant-on startup （vs SRAM FPGAs (e.g., modern Microchip families))
設計ノート
The A54SX32A-1FGG256I operates from a 2.5 V core (2.25 V to 2.75 V per Mouser data). Estimated: with 2,880 logic modules switching at moderate activity and the -1 speed grade, core current is typically in the tens-of-mA range, but dynamic power scales with toggle rate - verify with Microchip's Designer power calculator using your actual netlist. Provide solid 2.5 V and I/O bank rails with local 0.1 uF decoupling per ball-bank plus bulk 10 uF, and respect the FBGA-256 power/ground ball assignment from the SX-A datasheet.
The FBGA-256 package uses a 1 mm ball pitch, requiring a controlled-impedance substrate with via-in-pad or dog-bone fanout. Follow the SX-A datasheet package section for ball A1 orientation and program the design database with the correct package/speed-grade settings. Because antifuse devices cannot be reprogrammed, program parts only after full design sign-off, and order programmed spares; programming yield and long factory lead times (12 weeks at Mouser as of 2026-09-03) make buffer stock prudent.
Do not confuse speed grades and temperature suffixes when sourcing: -1 vs -2 changes timing closure results, and I vs non-I changes the temperature guarantee (-40C to +125C vs commercial). Mixing them silently breaks validated builds. Also, there is no true cross-brand pin-compatible substitute for this antifuse FPGA; any competitor replacement is a redesign. Finally, confirm Libero/Designer software support for SX-A before starting new RTL work, as legacy tool licensing can be the real lifecycle constraint.
コンプライアンス情報
FindIC listing states ROHS COMPLIANT for A54SX32A-1FGG256I. REACH, halogen-free, and conflict-minerals status not stated in the provided data.
