A54SX32A-PQ208I - 32K-Gate Antifuse FPGA, 208-PQFP | Microchip
Артикул: A54SX32A-PQ208I ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $176.16 | $176,16 |
| 10 | $167.85 | $1.678,50 |
| 25 | $155 | $3.875,00 |
| 100 | $142 | $14.200,00 |
| 500 | $128 | $64.000,00 |
A54SX32A-PQ208I Обзор
An antifuse FPGA is a one-time-programmable (OTP) programmable logic device in which programmable interconnects are formed by permanently blowing antifuse elements at configuration time. Within the programmable logic hierarchy (FPGA -> field programmable gate array -> programmable logic device -> semiconductor), antifuse FPGAs occupy the non-volatile, radiation-tolerant, low-power niche, contrasting with SRAM FPGAs that require external configuration memory.
Key features include 1800 logic modules (Actel module cells), 3.3V operation with 5.0V-tolerant I/O support, 0.25um/0.22um CMOS process technology, and pin-to-pin timing of 3.7 ns clock-to-out with 0.1 ns input setup and 0.25 ns clock skew. The SX-A architecture achieves 100% resource utilization with 100% pin locking, a significant advantage over SRAM FPGA architectures where routing congestion often blocks full utilization.
Technically, the SX-A family uses a sea-of-modules architecture with C-cells (combinational) and R-cells (sequential) plus a rich hierarchical routing fabric, enabling 66 MHz PCI designs in a single chip. Because configuration is stored in antifuse connections, there is no configuration readback path, providing inherent design security against cloning - a primary reason defense and industrial designers choose this family.
Typical applications include industrial control glue logic integration, bus interface bridging (PCI 66 MHz), telecommunications line-card logic, and defense systems requiring non-volatile, secure configuration. The 174 user I/Os support wide bus widths in a single-chip solution that replaces multiple CPLDs and discrete logic.
Design consideration: antifuse devices are one-time programmable - prototype with the -PQG208 engineering-revision ordering options or verify designs thoroughly in simulation (Libero/Designer flow) before programming production parts.
This page synthesizes distributor pricing, drop-in alternatives, comparison tables, and practical design notes not found in the manufacturer datasheet.
Аналоги без доработки для A54SX32A-PQ208I — 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-PQ208I (тот же форм-фактор и посадочное место) — отличается по Family, Package, Operating Temperature, System Gates, Process Technology.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
A54SX32A-PQG208I
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
A54SX32A-PQG208M
✅ Прямая замена✓ В наличии
Уточнить цену
Открыть даташит →A54SX32A-PQ208M
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
A54SX32A-2PQ208I
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
A54SX32A-1PQG208
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
A54SX16P-PQG208I
✅ Прямая замена✓ В наличии
$38.75 / шт.
Открыть даташит →A54SX16-1PQG208I
✅ Прямая замена✓ В наличии
$39.9 / шт.
Открыть даташит →A54SX32A-2PQG208I
✅ Прямая замена✓ В наличии
$47.95 / шт.
Открыть даташит →A54SX32A-PQ208I Максимальные параметры и электрические характеристики
| Family | SX-A (Antifuse FPGA) |
| System Gates | 32000 |
| Logic Modules (Cells) | 1800 |
| Number of I/O | 174 |
| Maximum Internal Performance | 238 MHz |
| Clock-to-Out (Pin-to-Pin) | 3.7 ns |
| Input Set-Up | 0.1 ns |
| Clock Skew | 0.25 ns |
| Core Supply Voltage | 2.5 V |
| I/O Supply Voltage | 3.3 V (5.0 V tolerant per family data) |
| Process Technology | 0.25 um / 0.22 um CMOS |
| Programmability Type | Antifuse (one-time programmable) |
| Рабочая температура | -40C to +85C (Industrial, I suffix) |
| Корпус | 208-BFQFP / PQFP-208 |
| Тип монтажа | Surface Mount |
| PCI Support | 66 MHz PCI single-chip solution |
| Pin Locking | 100% pin locking with 100% resource utilization |
Руководство по цоколевке A54SX32A-PQ208I в корпусе 208-bfqfp / pqfp-208
Цоколевка для A54SX32A-PQ208I (корпус 208-bfqfp / pqfp-208). 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-PQ208I.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
A54SX32A-PQ208I подходит для 6 применениеs: Industrial Control Logic Integration, 66 MHz PCI Bus Interface, Defense and Avionics Secure Logic, Telecommunications Line Cards, Test and Measurement Instrumentation, Legacy System Obsolescence Redesign.
Industrial Control Logic Integration
The A54SX32A-PQ208I consolidates address decoders, bus transceivers, sequencers, and glue logic into one 32K-gate antifuse device, replacing multiple CPLDs and 74-series parts on industrial PLC and motor-control boards. Its 174 user I/Os in a single 208-pin PQFP accommodate wide parallel buses, and instant-on antifuse configuration means no boot delay - critical for factory equipment that must be live at power application. The 238 MHz internal performance far exceeds state-machine requirements, while the industrial -40C to +85C rating matches harsh factory-floor environments. Because configuration is non-volatile and secure, control IP cannot be extracted from installed hardware.
Рекомендуется
66 MHz PCI Bus Interface
Per the SX-A datasheet, the family achieves 66 MHz PCI compliance as a single-chip solution, and the A54SX32A-PQ208I is sized for PCI host/bridge logic with headroom for attached application logic. Timing metrics of 3.7 ns pin-to-pin clock-to-out, 0.1 ns input setup, and 0.25 ns clock skew satisfy the 66 MHz PCI AC timing budget, while 3.3V I/O with 5.0V tolerance bridges legacy signaling environments. Designers implement the PCI state machine plus target application (FIFOs, DMA engines) in 1800 modules, eliminating a separate PCI-assist ASIC. Antifuse non-volatility removes PCI configuration-time dependencies at system power-up.
Рекомендуется
Defense and Avionics Secure Logic
Antifuse FPGAs are a mainstay of defense electronics because the programming mechanism leaves no bitstream in external memory and no readback path exists - design IP is physically embedded in blown fuse links. The A54SX32A-PQ208I provides 32K gates of such logic with industrial -40C to +85C operation, suiting ruggedized line-replaceable units, secure communications controllers, and sensor-interface boards. The one-time-programmable nature also eliminates configuration-glitch risks from SEU-induced configuration upsets that SRAM FPGAs face, simplifying mitigation analysis. The mature, frozen die revision supports long-lifecycle military programs that cannot tolerate silicon changes.
Рекомендуется
Telecommunications Line Cards
Telecom line cards mix legacy 5V-tolerant backplane signaling with 3.3V logic, exactly the I/O environment the SX-A family datasheet highlights (3.3V operation with 5.0V tolerance). The A54SX32A-PQ208I implements framers glue, TDM bus switching, alarm aggregation, and hot-swap control in one 32K-gate, 174-I/O device within the 208-pin PQFP footprint common on legacy line-card layouts. Instant-on antifuse configuration ensures the card participates in backplane arbitration immediately at insertion, and deterministic pin-to-pin timing (3.7 ns) supports backplane timing closure. Low static power of antifuse silicon also reduces the card's thermal budget.
Рекомендуется
Test and Measurement Instrumentation
Instrument backplanes need deterministic, glitch-free control logic at power-up; the A54SX32A-PQ208I's antifuse fabric delivers 0.25 ns clock skew and no configuration delay, making it reliable for trigger distribution, counter/timer control, and bus arbitration in bench instruments. Its 1800 modules accommodate address generation and datapath muxes, while 3.3V/5V-tolerant I/O connects directly to legacy instrument buses. Because the device is one-time programmable, instrument firmware revisions live in microcontroller code, not FPGA bitstreams - simplifying configuration management in calibrated equipment. Industrial temperature rating supports portable field instruments.
Рекомендуется
Legacy System Obsolescence Redesign
When a discontinued CPLD, ASIC, or SRAM FPGA must be replaced in a long-life system (energy, rail, medical), the A54SX32A-PQ208I offers an actively manufactured, secure, single-chip migration target with 32K gates and 174 I/Os. Antifuse non-volatility replicates the instant-on behavior of the original mask-programmed device without adding configuration flash, and the frozen 0.25um/0.22um die guarantees no future silicon stepping surprises. The 208-pin PQFP is hand-solderable for low-volume retrofit programs, and the identical PQG208I green variant keeps new designs RoHS-aligned while sharing one firmware toolchain.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для A54SX32A-PQ208I — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | A54SX32A-PQG208I | A54SX32A-PQG208M | A54SX32A-PQ208M | A54SX32A-2PQ208I | A54SX16P-PQG208I |
|---|---|---|---|---|---|---|
| Package | 208-PQFP (BFQFP) | 208-PQFP - same footprint, green | 208-PQFP - same footprint, green | 208-PQFP - same footprint | 208-PQFP - same footprint | 208-PQFP - same footprint |
| Brand | Microchip Technology (Actel) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 32000 | 32000 | 32000 | 32000 | 32000 | 16000 |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | 0C to +70C | 0C to +70C | -40C to +85C | -40C to +85C |
| RoHS / Lead-Free | No (leaded PQ208) | Yes (green package) | Yes (green package) | No (leaded PQ208) | No (leaded PQ208) | Yes (green package) |
| Core / I/O Voltage | 2.5 V / 3.3 V | 2.5 V / 3.3 V | 2.5 V / 3.3 V | 2.5 V / 3.3 V | 2.5 V / 3.3 V | 2.5 V / 3.3 V |
Ключевые отличия
- Non-volatile secure configuration with instant-on (против A54SX16P-PQG208I)
- Lead-free variant available in identical footprint (против A54SX32A-PQ208M)
- Timing headroom over the older SX family (против A54SX16-1PQG208I)
- Trade-off: one-time programmability (против SRAM-based FPGAs)
Заметки по проектированию
Antifuse silicon is one-time programmable - a bad programming run cannot be recovered. Complete full simulation in the Microchip Libero/Designer flow, verify timing with back-annotated delays, and lock pin assignments (the SX-A supports 100% pin locking with 100% utilization) before committing to programming. Budget engineering-revision or prototype parts in your schedule; programming yield, not silicon failure, is the dominant risk in production ramp.
The device requires a 2.5V core rail and 3.3V I/O rail. Per the SX-A datasheet, supply pins must be decoupled with low-ESR ceramic capacitors placed at each VCC/VCIA pin pair. Estimated: antifuse static current is very low compared to SRAM FPGAs (no configuration bitstream leakage), but dynamic current scales with toggle rate - budget rails from Designer power-analysis reports rather than worst-case family tables. Ensure rail sequencing does not exceed I/O latch-up limits during hot insertion.
The 208-pin PQFP has 0.5 mm pitch gull-wing leads. Follow the Microchip package outline for land pattern dimensions; use solder-mask-defined pads for easier inspection. Thermal performance depends on PCB copper: the datasheet notes theta_JA varies strongly with board design - use at least a 4-layer board with solid ground plane and thermal vias near the die-attached center of the footprint for industrial ambient environments above 60C.
With 3.7 ns pin-to-pin clock-to-out and 0.25 ns clock skew, 66 MHz PCI closure is achievable, but do not route fast output banks as fly-by stubbed buses. Match trace lengths on parallel buses, series-terminate 3.3V CMOS outputs driving backplanes (typically 22-33 ohm, per your IBIS analysis), and keep the 2.5V core ground returns separate from noisy I/O returns. Use 5V-tolerant I/O assignment only where legacy 5V signaling genuinely exists.
Информация о соответствии
Per FindIC comparison data, A54SX32A-PQ208I is listed as non-compliant/containing lead; the A54SX32A-PQ208A and PQG208 variants are the RoHS-compliant, lead-free options in the same footprint.