A54SX32-BG329 - 48K Gate FPGA 329-BGA | Microsemi
部品番号: A54SX32-BG329 ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $547.89 | $547.89 |
| 10 | $537.55 | $5,375.50 |
| 100 | $530 | $53,000.00 |
| 500 | $520 | $260,000.00 |
| 1,000 | $510 | $510,000.00 |
A54SX32-BG329 概要
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a matrix of configurable logic blocks that designers interconnect using a hardware description language such as Verilog or VHDL. FPGAs sit within the broader hierarchy of programmable logic devices, above CPLDs in density and below ASICs in per-unit cost efficiency, and the SX family uses an antifuse programming technology that is one-time programmable but inherently more secure and radiation-tolerant than SRAM-based alternatives.
Key features of the A54SX32-BG329 include the sea-of-modules architecture, which delivers ASIC-like routing efficiency and deterministic timing, a 0.35 um CMOS process, dual-voltage operation that lets 5V-tolerant I/O interface with legacy 5V systems while core logic runs at 3.3V, and the high-density 329-BGA package providing up to 249 simultaneous user I/O for wide bus interfaces.
Technically, the device organizes its 48,000 system gates into 2,880 configurable logic modules, with Register Transfer Level timing models in Libero IDE supporting synthesis and timing-driven place-and-route. Antifuse interconnects add virtually no parasitic delay compared with pass-transistor SRAM routing, which is why SX devices reach 240 MHz counter frequencies and suit performance-critical glueless logic integration.
Typical applications include industrial control and automation, communications and networking equipment, test and measurement instrumentation, and military/aerospace system upgrades where the secure, non-volatile antifuse fabric is valued. The dual 5V/3.3V capability makes it particularly convenient for retrofit designs on older 5V boards.
Design consideration: the antifuse fabric is one-time programmable, so verify the design fully in simulation before programming production devices; also budget for the 329-BGA footprint and plan power sequencing for the dual rails.
This page synthesizes distributor pricing, stock data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
ドロップイン代替品: A54SX32-BG329 — 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-BG329 （同一形状・フットプリント） — 相違点: System Gates, Package, Family, Supply Voltage, Programming Technology.
クイック比較ツール — 並列比較する代替部品を選択:
A54SX32-1BG329
✅ ドロップイン✓ 在庫あり
$584.53 / 個
データシートを見る →A54SX32-1BG329I
✅ ドロップイン✓ 在庫あり
$628.26 / 個
データシートを見る →A54SX32-2BG329
✅ ドロップイン✓ 在庫あり
$46.3 / 個
データシートを見る →A54SX32-2BG329I
✅ 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-BG329I
✅ ドロップイン✓ 在庫あり
$560 / 個
データシートを見る →A54SX32-BGG329I
✅ 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 →A54SX32-2BGG329I
✅ ドロップイン✓ 在庫あり
$88.9 / 個
データシートを見る →A54SX32-BG329 最大定格＆電気的特性
| Family | SX (Actel SX) |
| System Gates | 48000 |
| Logic Cells | 1800 |
| Number of LABs/CLBs | 2880 |
| Number of I/O | 249 |
| Maximum System Frequency | 240 MHz |
| Process Technology | 0.35 um CMOS |
| Supply Voltage (Core) | 3 V to 3.6 V |
| Supply Voltage (I/O) | 4.75 V to 5.25 V |
| Programming Technology | Antifuse (one-time programmable) |
| 動作温度 | 0C to +70C (TA) |
| パッケージ | 329-BBGA / 329-PBGA (31x31 mm, 1.27 mm pitch) |
| 実装タイプ | Surface Mount |
| Packaging | Tray |
| RoHS ステータス | Non-compliant |
| Manufacturer Lead Time | 20 weeks |
A54SX32-BG329 329-bbga / 329-pbga (31x31 mm, 1.27 mm pitch) ピン配置ガイド
A54SX32-BG329 (329-bbga / 329-pbga (31x31 mm, 1.27 mm 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: A54SX32-BG329.
詳細は データシート をご参照ください。
主な用途
A54SX32-BG329 の用途: 6 件s: Industrial Control and Automation, Communications and Networking Equipment, Test and Measurement Instrumentation, Military and Aerospace Legacy Upgrades, Legacy 5V Board Retrofit and Sustaining Engineering, Secure Embedded Logic and Copy Protection.
Industrial Control and Automation
The A54SX32-BG329 fits industrial control and factory automation systems that integrate legacy 5V TTL sensor and actuator interfaces with modern 3.3V logic. Its dual-supply architecture (3.0V-3.6V core, 4.75V-5.25V I/O) allows the 249 user I/O to connect directly to 5V PLC signals without level translators, while the 48,000-gate antifuse fabric implements deterministic state machines and interlock logic that must never lose configuration after power cycles, unlike SRAM FPGAs that need external configuration devices. At up to 240 MHz system speed, it comfortably handles high-speed counting, PWM generation, and bus bridging. Place it on a solid 0.1 uF decoupling network per supply ball and verify timing with the manufacturer's Libero timing models before committing, since antifuse devices are one-time programmable.
おすすめ
Communications and Networking Equipment
In telecommunications line cards and networking backplane interfaces, the A54SX32-BG329 provides glueless integration of protocol logic, FIFOs, and bus arbitration. The sea-of-modules architecture delivers predictable routing delays, which matters for timing-critical functions such as SONET/SDH framers and TDM switching at clock rates approaching the 240 MHz device rating. The 329-ball BGA supplies up to 249 I/O, enough for wide parallel data paths (for example 64-bit or 96-bit buses) plus control, while the antifuse fabric adds no configuration-bitstream vulnerability on deployed telecom hardware. Designs typically pair the FPGA with a 3.3V core regulator and 5V-tolerant PHY interfaces. Verify I/O switching characteristics in the SX datasheet AC tables and budget ground balls for return current when driving many simultaneously switching outputs.
おすすめ
Test and Measurement Instrumentation
Bench and automated test instruments use the A54SX32-BG329 as a high-speed pattern generator, counter/timer, and bus-interface engine. The 48,000-gate capacity implements deep event counters, triggering state machines, and multiple independent timing channels, while the deterministic antifuse routing keeps channel-to-channel skew low, which is critical when generating synchronized stimulus across instrument channels. The 5V I/O rail lets the device drive legacy GPIB-adjacent and TTL-level test fixtures directly, and the 240 MHz fabric rating supports sub-10 ns timing resolution in counter applications. For measurement integrity, keep clock inputs on dedicated low-skew balls, use differential or carefully terminated single-ended clocking, and recompile timing with Libero static timing analysis before programming production antifuse units.
おすすめ
Military and Aerospace Legacy Upgrades
Although the commercial A54SX32-BG329 is rated 0C to +70C, its antifuse programming technology makes the SX family a natural fit for defense and aerospace sustaining programs that must replace obsolete ASICs or PALs on existing 5V boards. Antifuse fabric is non-volatile, single-event-upset-resistant at the configuration level, and immune to bitstream readback, addressing program-security concerns on deployed hardware. Designers commonly select the industrial A54SX32-BG329I or the lead-free A54SX32-BGG329I for extended environments while retaining the same 329-BGA footprint and 249 I/O for board spins. For upgrades, port legacy schematics into Libero, validate with simulation, and reprogram fresh devices since antifuse parts cannot be reworked after programming. Confirm program-level environmental requirements before choosing the commercial grade.
おすすめ
Legacy 5V Board Retrofit and Sustaining Engineering
One of the strongest use cases for the A54SX32-BG329 is replacing EOL PAL/GAL/ASIC devices on existing 5V PCBs without redesigning power supplies. The 5.0V I/O rail (4.75V-5.25V) speaks native TTL levels to surrounding 1990s-era logic, while the 3.3V core keeps dynamic power manageable in the 48K-gate fabric. The 31x31 mm 329-BGA footprint accommodates wide legacy buses, and the one-time-programmable antifuse behaves like a masked ASIC in service, with no configuration PROM to fail. Engineers should map legacy pin functions onto the SX pinout during Libero import, check supply sequencing, and reserve JTAG programming access on the board. Choose the standard commercial BG329 for indoor equipment; select the BG329I for anything exposed to temperature extremes.
おすすめ
Secure Embedded Logic and Copy Protection
Because antifuse FPGAs cannot be read back, the A54SX32-BG329 suits designs where proprietary logic must be protected from cloning: licensing dongles, encryption bridges, and authentication modules. Unlike SRAM FPGAs, whose bitstream can be intercepted at power-up, the SX family's programmed antifuses are physically irreversible and leave no configuration image in external memory, eliminating the most common attack vector. The 48,000 gates are sufficient for block-cipher datapaths, challenge-response engines, and board-ID logic, while the 249 I/O supports wide parallel interfaces to host processors. Design for security by minimizing unused I/O termination, using the 240 MHz fabric for time-critical operations, and verifying with Libero simulation prior to programming, since no post-programming changes are possible on the antifuse fabric.
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-BG329 — 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 | A54SX32-1BG329 | A54SX32-2BG329 | A54SX32-BG329I | A54SX32-BGG329I | A54SX32A-2BG329 |
|---|---|---|---|---|---|---|
| Package | 329-PBGA (31x31 mm, 1.27 mm pitch) | 329-PBGA - same | 329-PBGA - same | 329-PBGA - same | 329-PBGA - same | 329-PBGA - same |
| Brand | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) |
| Family / Process | SX, 0.35 um | SX, 0.35 um | SX, 0.35 um | SX, 0.35 um | SX, 0.35 um | SX-A, 0.25 um |
| System Gates | 48000 | 48000 | 48000 | 48000 | 48000 | 32000 (32K gates) |
| Supply Voltage | 3.3V core / 5.0V I/O | 3.3V core / 5.0V I/O | 3.3V core / 5.0V I/O | 3.3V core / 5.0V I/O | 3.3V core / 5.0V I/O | 2.5V |
主な差別化要因
- Fastest widely stocked speed grade in same footprint （vs A54SX32-1BG329)
- Native 5V I/O interface （vs A54SX32A-2BG329)
- Lead-free and industrial-grade variants available （vs A54SX32-BGG329I)
設計ノート
The A54SX32-BG329 requires two independent rails: 3.3V core (3.0V-3.6V) and 5.0V I/O (4.75V-5.25V). Provide local decoupling with at least one 0.1 uF ceramic capacitor per supply ball pair plus bulk capacitance (10 uF-47 uF) near the device. Estimated: with 249 I/O switching 5V loads, transient I/O current can dominate the 5V rail, so size the 5V regulator for peak simultaneous switching current, not just DC core draw. Follow the SX family datasheet power-supply recommendations and verify sequencing - establish the core rail before allowing heavy I/O switching.
The 329-BBGA uses a 1.27 mm ball pitch on a 31x31 mm body. Route fan-out with standard via-in-pad or dog-bone escape patterns on at least a 4-layer board, dedicating inner layers to ground and the 3.3V core plane to minimize loop inductance for 240 MHz-class switching. Verify ball A1 orientation against the datasheet pinout before footprint release - a mirrored footprint on a 329-ball BGA is not reworkable. Solder with a standard SAC or SnPb profile appropriate to the package; confirm the exact ball metallurgy because the standard BG329 is RoHS non-compliant.
Antifuse FPGAs are one-time programmable: there is no rework after programming, so a full simulation plus static timing closure in Libero/Designer is mandatory before committing production devices. Do not assume timing from schematic review alone - use the manufacturer timing models for the -standard, -1, or -2 speed grade actually purchased, since a slower grade can fail 240 MHz-class constraints. Finally, remember the 20-week factory lead time; maintain buffer stock or a qualified drop-in (A54SX32-1BG329 or BGG329I variants) in your continuity plan.
コンプライアンス情報
RoHS Status: RoHS non-compliant per Microchip USA product data. For RoHS-compliant builds, consider BGG329 green-package variants in the same family. Operating temperature 0C to +70C (commercial grade); industrial -I variants exist.
