A54SX32A-PQG208A - 48K Gate SX-A FPGA, 208-PQFP | Microchip
Артикул: A54SX32A-PQG208A ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $68.5 | $68,50 |
| 10 | $62.4 | $624,00 |
| 100 | $55.9 | $5.590,00 |
| 500 | $51.2 | $25.600,00 |
| 1.000 | $47.8 | $47.800,00 |
A54SX32A-PQG208A Обзор
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a fabric of programmable logic blocks and interconnect that designers configure after manufacturing. Within the programmable logic hierarchy, the A54SX32A belongs to the one-time-programmable antifuse FPGA category, positioned above CPLDs in logic density and below SRAM FPGAs in reconfigurability. Its "sea-of-modules" architecture tiles the die with combinatorial cells (C-cells) and register cells (R-cells) with virtually no die area lost to routing.
Key features include approximately 48,000 system gates (32,000 typical usable), 2880 logic modules, and 0.25 um antifuse technology. Because configuration is stored in antifuse elements rather than SRAM, the device is inherently secure against bitstream extraction and needs no external configuration ROM, reducing bill-of-materials cost and board complexity.
Technically, the SX-A architecture achieves high routing efficiency through its module grid, supporting toggle rates up to 238 MHz with deterministic 1.2 ns pin-to-pin routing delays that do not vary significantly with placement. The antifuse switch adds near-zero parasitic capacitance, contributing to both speed and low static power consumption compared with SRAM-based alternatives of the same era.
Typical applications include industrial control and automation logic, military and communications protocol glue logic, bridge functions between microprocessors and custom ASICs, and high-reliability single-chip system integration where configuration data must not be readable.
Design consideration: as a one-time-programmable device, prototype iteratively in lower-cost family members before programming production parts; verify supply sequencing and 2.25V-2.75V core tolerance against your power tree.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.
Аналоги без доработки для A54SX32A-PQG208A — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с A54SX32A-PQG208A (тот же форм-фактор и посадочное место) — отличается по Package, System Gates, Operating Temperature, RoHS Status, Family.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
A54SX32A-1PQG208M
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
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Открыть даташит →A54SX32A-1PQG208I
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$44.75 / шт.
Открыть даташит →A54SX32A-PQG208I
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
A54SX32A-2PQG208
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
A54SX32A-1PQG208I
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$44.75 / шт.
Открыть даташит →A54SX32A-PQG208M
✅ Прямая замена✓ В наличии
Уточнить цену
Открыть даташит →A54SX32A-PQG208A Максимальные параметры и электрические характеристики
| Family | SX-A (Actel/Microsemi antifuse FPGA) |
| System Gates | 48000 gates (32000 typical) |
| Logic Modules | 2880 modules (C-cell and R-cell) |
| User I/O | 174 |
| Maximum Toggle Frequency | 238 MHz |
| Register-to-Register Timing | 1.2 ns |
| Core Supply Voltage | 2.5 V nominal (2.25 V to 2.75 V) |
| Technology | 0.25 um antifuse (CMOS) |
| Programmability | One-time programmable (antifuse) |
| Корпус | 208-PQFP / 208-BFQFP (28 x 28 mm) |
| Тип монтажа | Surface Mount |
| Рабочая температура | 0C to +70C (TA, commercial 'A' grade) |
| Configuration | Internal antifuse, no external boot ROM required |
| Architecture | Sea-of-modules |
| Supplier Status | In Production |
Руководство по цоколевке A54SX32A-PQG208A в корпусе 208-pqfp / 208-bfqfp (28 x 28 mm)
Цоколевка для A54SX32A-PQG208A (корпус 208-pqfp / 208-bfqfp (28 x 28 mm)). Эта цифровая ИС включает выводы GPIO, интерфейсы связи (UART, SPI, I2C) и выводы питания. Обратитесь к техническому описанию производителя для альтернативных функций выводов и вариантов конфигурации. Необходимо для проектирования встраиваемых систем и трассировки печатных плат.
Нет подробных данных о распиновке для A54SX32A-PQG208A.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
A54SX32A-PQG208A подходит для 6 применениеs: Industrial Control and Automation, Defense and Secure Systems, Protocol Bridge and Glue Logic, ASIC Prototyping and Emulation, Test and Measurement Equipment, Medical Device Control Logic.
Industrial Control and Automation
The A54SX32A-PQG208A fits industrial control systems that need deterministic, secure glue logic between PLC processors, I/O modules, and field interfaces. Its 174 user I/O handle dense parallel interfacing, while the 238 MHz toggle capability and 1.2 ns deterministic routing delays support hard-real-time sequencing without software latency. Because the antifuse fabric is one-time-programmable and cannot be read back, proprietary control IP embedded in the FPGA is protected from cloning on the factory floor. The device typically sits between a microcontroller and backplane connectors, implementing state machines, address decoding, and bus bridging at a 2.5V core. Designers should select the industrial-grade PQG208I suffix where ambient temperatures exceed the commercial 0C to +70C window of this commercial-grade variant.
Рекомендуется
Defense and Secure Systems
Antifuse FPGAs are a mainstay of defense electronics precisely because the A54SX32A-PQG208A stores its configuration in permanent antifuse switches: there is no bitstream in external memory to intercept, and no readback path for reverse engineering. The 48,000-gate density suits missile guidance glue logic, secure communications bridging, and radar subsystem timing generators. Military temperature variants such as A54SX32A-1PQG208M extend the commercial 0C to +70C range for harsh environments. Instant-on behavior - active within nanoseconds of power application without configuration loading - matters for time-critical weapons and avionics buses. The 208-pin PQFP's gull-wing leads also simplify inspection for high-reliability solder processes compared with area-array packages of the same era.
Рекомендуется
Protocol Bridge and Glue Logic
Legacy systems frequently mix bus standards - PCI-era backplanes, VME, parallel memory buses, and custom interfaces - and the A54SX32A-PQG208A provides single-chip bridging between them. With 48,000 system gates and 2,880 C-cell/R-cell modules, it absorbs address decoders, FIFOs, bus arbiters, and handshaking state machines that would otherwise require dozens of 74-series devices. The sea-of-modules architecture gives uniform routing delays of about 1.2 ns, so bus timing analysis stays deterministic across placement iterations. Its 174 I/O in the 28 x 28 mm PQFP supply enough pins for 32/64-bit parallel buses plus control signals. Replacing multi-chip glue logic with one A54SX32A reduces board area, assembly cost, and inventory line items simultaneously.
Рекомендуется
ASIC Prototyping and Emulation
Before committing to an ASIC tape-out, engineers historically mapped RTL into antifuse FPGAs such as the A54SX32A-PQG208A for speed-accurate prototyping at real clock rates. The 238 MHz toggle rate and low-jitter antifuse routing let prototype boards run near target frequencies, exposing timing and functional bugs that slower SRAM FPGA emulators hide. Because the device programs once, teams first validate on multiples of the commercial-grade part, then fix the netlist before final programming. The 208-PQFP footprint supports rework-friendly prototype boards with sockets or released burn-in boards. Today this practice persists in sustaining engineering for legacy ASIC replacements: an obsolete ASIC's reverse-engineered netlist is compiled into the A54SX32A to extend product life.
Рекомендуется
Test and Measurement Equipment
Bench instruments and automated test equipment benefit from the A54SX32A-PQG208A's deterministic timing and instant-on operation. Trigger generators, timing pattern generators, and channel-scan controllers implemented in the 48K-gate fabric start working the instant power is applied - no configuration delay - which shortens instrument boot time and supports triggered measurements synchronized to mains or external references. The 1.2 ns register-to-register figure gives sub-nanosecond-scale resolution in timing generators, while 174 I/O drive multi-channel test headers directly. Commercial 0C to +70C operation matches typical laboratory environments. For production ATE racks, the one-time-programmable fabric also guarantees the test program's hardware configuration never changes between calibration and field deployment.
Рекомендуется
Medical Device Control Logic
Non-safety-critical control and interface logic in medical instruments - sample handling robotics, display interfacing, communication bridging - can leverage the A54SX32A-PQG208A's secure, configuration-free operation. The antifuse fabric guarantees the shipped configuration is identical for every unit produced, simplifying design-history-file documentation for regulatory audits since no firmware can be altered in the field. Its 2.5V low-static-power core keeps instrument standby current modest, and deterministic 1.2 ns delays simplify timing analysis of motion-control handshakes with motor drivers. Designers must observe the commercial 0C to +70C limit or specify the industrial PQG208I variant, and should confirm current lifecycle support status with Microchip for long product lifetimes typical of medical equipment.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для A54SX32A-PQG208A — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | A54SX32A-1PQG208M | A54SX32A-PQG208I | A54SX32A-2PQG208 | A54SX32A-1PQG208 |
|---|---|---|---|---|---|
| Package | 208-BFQFP / PQFP (28 x 28 mm) | 208-PQFP - same | 208-BFQFP - same | 208-PQFP - same | 208-PQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 48000 (32000 typical) | 48000 - same die | 48000 - same die | 48000 - same die | 48000 - same die |
| User I/O | 174 | 174 | 174 | 174 | 174 |
| Speed Grade | Standard | -1 (faster) | Standard | -2 (fastest) | -1 (faster) |
| Operating Temperature | 0C to +70C | Military grade range | -40C to +85C | 0C to +70C | 0C to +70C |
| Core Supply Voltage | 2.5 V nominal | 2.5 V nominal | 2.5 V nominal | 2.5 V nominal | 2.5 V nominal |
| Configuration | One-time programmable antifuse | One-time programmable antifuse | One-time programmable antifuse | One-time programmable antifuse | One-time programmable antifuse |
Ключевые отличия
- Configuration security with no external boot memory (против SRAM FPGAs of comparable density)
- Deterministic routing delays (против A54SX72A-1PQG208)
- Trade-off: one-time programmability (против A54SX32A-2PQG208)
Заметки по проектированию
Power the 2.5V core rail from a regulator with 2.25V-2.75V tolerance and sequence it with I/O banks per the SX-A datasheet power-up guidance. Because antifuse FPGAs draw low static current, decoupling can be modest - a bulk 10uF-22uF ceramic plus local 0.1uF per VDD pin pair is typical practice for this package class - but verify dynamic current with the Libero power estimator at your actual toggle rate, since dynamic power at 238 MHz dominates.
The A54SX32A is one-time programmable: an incorrect netlist cannot be erased. Always prototype on lower-cost family members or spare devices, run full post-layout timing simulation in Libero/Designer, and lock the pin assignment file before generating the fuse map. Ordering the wrong temperature suffix (A vs I vs M) is another common error - verify the suffix against your environmental specification before placing production orders.
The 208-PQFP 28 x 28 mm footprint uses 0.5 mm pitch gull-wing leads requiring careful solder-paste stencil design to avoid bridging; follow IPC-recommended land patterns for PQFP packages. Route high-fanout clock nets to dedicated clock pins and keep stub lengths short; the deterministic 1.2 ns routing delay applies to the fabric, not to your PCB traces. Provide solid ground return under the package via a full ground plane to control I/O return paths.
Информация о соответствии
Compliance status for this legacy SX-A package was not present in the retrieved web data; consult Microchip's official product page or environmental datasheet for RoHS/REACH declarations.
