A54SX32-BG329M - 32K Gate FPGA 240MHz 329-BGA | Microsemi
N.º de pieza: A54SX32-BG329M ✗ Fin de vida| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $547.89 | $547,89 |
| 10 | $545.5 | $5.455,00 |
| 100 | $542.75 | $54.275,00 |
| 500 | $540.15 | $270.075,00 |
| 1.000 | $537.55 | $537.550,00 |
A54SX32-BG329M Descripción general
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing configurable logic blocks (CLBs) and programmable interconnects that the designer wires together after manufacturing. Within the programmable logic hierarchy, the SX family sits among high-performance, one-time-programmable (OTP) antifuse FPGAs, which contrasts with SRAM-based FPGAs: configuration is permanent, immune to configuration-readback, and requires no external boot configuration device.
Key features include a sea-of-modules architecture enabling high logic utilization and predictable timing, dual-rail operation at 3.3V or 5V (3.0V-3.6V and 4.75V-5.25V supply ranges), 2,880 configurable logic modules, and 0.35 um CMOS process technology. The -M speed grade indicates standard performance; -1 and -2 grades offer faster timing. Antifuse programmability delivers very low static power and instant-on operation.
Architecturally, each logic module drives fast local and long-line routing, allowing critical paths to run at frequencies up to 240 MHz, and typical combinational delays in the sub-nanosecond range (datasheet cites a 900 ps representative delay for the SX family). Security against design theft is inherent because the programmed antifuse pattern cannot be read out.
Typical applications include industrial control, aerospace and defense logic replacement, telecommunication line cards, and ASIC prototype or glue-logic consolidation where non-volatile, instant-on programmable logic is required.
Design consideration: as a one-time-programmable device, verify the design thoroughly in simulation and, if possible, prototype on a larger SX-A family device before programming production units. Power-up sequencing of the 3.3V and 5V rails should follow the datasheet guidelines.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.
Alternativas directas para A54SX32-BG329M — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con A54SX32-BG329M (mismo factor de forma y huella) — difiere en Package, System Gates, Family, Logic Cells, Programming Technology.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
A54SX32-BG329
✅ Sustitución directa✓ En stock
$510 / unidad
Ver hoja de datos →A54SX32-BG329I
✅ Sustitución directa✓ En stock
$560 / unidad
Ver hoja de datos →A54SX32-1BG329
✅ Sustitución directa✓ En stock
$584.53 / unidad
Ver hoja de datos →A54SX32-2BG329
✅ Sustitución directa✓ En stock
$46.3 / unidad
Ver hoja de datos →A54SX32-1BG329I
✅ Sustitución directa✓ En stock
$628.26 / unidad
Ver hoja de datos →A54SX32-BGG329
✅ Sustitución directa✓ En stock
$515.58 / unidad
Ver hoja de datos →A54SX32A-BG329M
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
A54SX32-BG329M Valores máximos y características eléctricas
| Family | Actel SX (54SX) |
| System Gates | 32000 gates |
| Logic Cells | 1800 cells |
| Logic Modules (CLBs) | 2880 |
| Number of I/O | 249 |
| Maximum Frequency | 240 MHz |
| Process Technology | 0.35 um CMOS |
| Tensión de alimentación | 3.0 V to 3.6 V and 4.75 V to 5.25 V |
| Core Voltage (nominal) | 3.3 V / 5 V |
| Programmability Type | Antifuse (One-Time Programmable) |
| Speed Grade | M (standard) |
| Temperatura de funcionamiento | 0C to +70C (TA) |
| Encapsulado | 329-BBGA |
| Ball Pitch | 1.27 mm |
| Tipo de montaje | Surface Mount (SMD) |
| Typical Combinational Delay | 900 ps (family representative) |
Guía de configuración de pines de A54SX32-BG329M 329-bbga
Configuración de pines para A54SX32-BG329M (encapsulado 329-bbga). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para A54SX32-BG329M.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
A54SX32-BG329M es adecuado para 6 aplicacións: Industrial Control and Automation, Aerospace and Defense Legacy Systems, Telecommunication Line Cards, ASIC Prototyping and Glue Logic Consolidation, Legacy 5V System Repair and Sustainment, Secure Embedded Controllers.
Industrial Control and Automation
The A54SX32-BG329M fits industrial control because its 3.3V/5V dual supply range (3.0V-3.6V and 4.75V-5.25V) directly interfaces with legacy 5V TTL PLC I/O that modern SRAM FPGAs cannot tolerate without level shifters. With 249 user I/O and 2,880 logic modules, it consolidates glue logic, address decoding, and sequencing functions from multiple TTL/PLD devices into one instant-on antifuse device. Because configuration is hard-coded in antifuses, the design powers up functional within microseconds with no configuration PROM and cannot be corrupted by brown-outs or noise on a factory floor. Typical deployment is motor sequencing, interlock logic, and fieldbus interface bridges in control cards where 240 MHz internal performance far exceeds the timing needs of I/O-state-machine logic.
Recomendado
Aerospace and Defense Legacy Systems
Aerospace and defense programs value the A54SX32-BG329M for its inherent configuration security: the antifuse bitstream cannot be read back, which satisfies design-protection requirements that SRAM FPGAs address only with encryption and battery-backed keys. The SX family was widely qualified in military line-replaceable units, and the 329-ball BGA with 249 I/O supports dense bus-interface logic such as MIL-STD-1553 and ARINC 429 companion interfaces. For sustainment engineering, the availability of the industrial A54SX32-BG329I and faster -1/-2 grades in the same footprint allows requalification with minimal board change. Because these programs run for decades, securing lifetime-buy stock and re-verifying programmed units with the original Microsemi Designer netlist is the recommended sustainment strategy.
Recomendado
Telecommunication Line Cards
Telecom line cards historically ran 5V backplane signaling, and the A54SX32-BG329M's 4.75V-5.25V supply range plus 3.3V operation makes it a natural single-chip replacement for glue-logic clusters on T1/E1 and STM-n framer boards. The 240 MHz maximum toggle rate comfortably covers framing, clock dividers, and Alarm Indication Signal handling, while 1,800 cells absorb address decode, interrupt aggregation, and LED/status multiplexing. The antifuse, one-time-programmable nature eliminates configuration-load time at card insertion, supporting hot-swap serviceability expectations in carrier equipment. Designers should budget board area for the 1.27 mm pitch 329-BBGA and follow SX datasheet decoupling guidance (multiple 0.1 uF caps per supply ball group) to keep simultaneous-switching noise within margins.
Recomendado
ASIC Prototyping and Glue Logic Consolidation
At 32,000 gates and 1,800 cells, the A54SX32-BG329M is sized for ASIC subset emulation and consolidating dozens of 74-series or PAL devices into a single 329-ball package. The sea-of-modules architecture delivers predictable, wire-load-like timing, so RTL blocks prototyped on SX behave closer to gate-array silicon than SRAM FPGA fabrics with clustered routing. Because it is one-time-programmable, teams typically iterate in simulation and optionally on the SRAM-like SX-A family, then commit the production antifuse part. Instant-on behavior is useful for boot-sequencer and reset-controller prototypes that must be alive before a processor finishes configuration. The 249 user I/O provides ample pin mirroring for internal-node probing during bring-up.
Recomendado
Legacy 5V System Repair and Sustainment
For repair depots maintaining 1990s-era equipment, the A54SX32-BG329M is often the only FPGA family that natively meets 5V bus requirements while matching the original BGA footprint. Replacing a failed programmed device with the same speed grade and reprogramming from archived fuse files (with the original Actel programmer) restores function without PCB redesign. Sourcing priority is the same-package siblings BG329/BG329I/-1BG329/-2BG329, all pin-to-pin compatible with the -M. Verify the replacement's temperature grade matches the card specification, and confirm the programming file targets the exact family (SX versus SX-A) since fuse files are not portable. Maintain programmer hardware availability as part of the sustainment plan for end-of-life Actel devices.
Recomendado
Secure Embedded Controllers
Embedded controllers that must resist intellectual-property extraction benefit from the A54SX32-BG329M's non-readable antifuse configuration: unlike SRAM FPGAs, there is no bitstream in external memory and no readback path, so cloning requires destructive decapping. The instant-on characteristic also eliminates the configuration window exploited in bitstream-sniffing attacks on SRAM parts. With 2,880 modules, a secure controller can implement state machines, access-control comparators, and tamper-response logic in one device, while the 249 I/O connect to sensors, relays, and communication transceivers. Commercial 0C to +70C rating suits indoor secure enclosures; select the BG329I variant for extended ambient ranges. Combine with a supervisory circuit for supply-rail sequencing of the dual 3.3V/5V domains.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para A54SX32-BG329M — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | A54SX32-BG329 | A54SX32-BG329I | A54SX32-1BG329 | A54SX32A-BG329M |
|---|---|---|---|---|---|
| Package | 329-BBGA (1.27 mm pitch) | 329-BBGA - same | 329-BBGA - same | 329-BBGA - same | 329-BBGA - same |
| Brand | Microsemi (Actel) | Microsemi (Actel) | Microsemi (Actel) | Microsemi (Actel) | Microchip Technology |
| System Gates | 32000 gates | 32000 gates | 32000 gates | 32000 gates | 32000 gates |
| User I/O | 249 | 249 | 249 | 249 | 249 |
| Max Frequency | 240 MHz | 240 MHz | 240 MHz | 240 MHz (higher guaranteed at speed grade) | 238 MHz |
| Supply Voltage | 3.0-3.6 V / 4.75-5.25 V | 3.0-3.6 V / 4.75-5.25 V | 3.0-3.6 V / 4.75-5.25 V | 3.0-3.6 V / 4.75-5.25 V | 2.5 V core (0.25 um) |
| Operating Temperature | 0C to +70C (commercial) | 0C to +70C | -40C to +85C (industrial) | 0C to +70C | 0C to +70C |
| Process Technology | 0.35 um CMOS antifuse | 0.35 um CMOS antifuse | 0.35 um CMOS antifuse | 0.35 um CMOS antifuse | 0.25 um CMOS antifuse |
Diferenciadores clave
- Native dual 3.3V/5V operation (frente a A54SX32A-BG329M)
- Higher guaranteed frequency at faster grades (frente a A54SX32A-BG329M)
- Instant-on, non-readable configuration (frente a A54SX32-BG329 (same), modern SRAM FPGAs)
Notas de diseño
The A54SX32-BG329M supports dual supply domains (3.0V-3.6V and 4.75V-5.25V). Decouple each supply ball group with 0.1 uF ceramic capacitors placed within a few millimeters of the balls, plus bulk 10 uF per rail. Static power is inherently low due to antifuse interconnect, but dynamic power rises with clock frequency and I/O toggle rate; estimate power with Microchip/Actel Designer using your actual netlist rather than a generic figure. Verify power-up ramp rates against the SX datasheet specification to guarantee correct antifuse device initialization.
This is a one-time-programmable device: there is no in-system reconfiguration and no design iteration after programming. Complete functional simulation, timing analysis, and (where possible) prototype on the SX-A family before committing production units. Also confirm that archived fuse/programming files target the SX family, not SX-A; files are not portable between families. Finally, a faster speed grade (-1/-2) can replace the -M with the same design, but the reverse is not guaranteed - check worst-case timing margins before substituting a slower grade.
The 329-BBGA uses a 1.27 mm ball pitch; design the footprint per the SX datasheet package drawing and route escape fan-out with via-in-pad or dog-bone patterns on 0.8 mm+ grid. Signal integrity: group 249 user I/O by bank and keep simultaneously switching groups short with series termination where line lengths exceed a few inches, especially in 5V-tolerant legacy interfaces. The commercial 0C to +70C rating of the -M grade means no industrial-temperature margin - specify A54SX32-BG329I if the enclosure can exceed room ambient.
Información de cumplimiento
Legacy Actel/Microsemi part predating standardized RoHS reporting; G-suffix BGG variants typically denote lead-free balls. Request certificate of conformance for exact ordering code. Temperature/compliance data not stated in retrieved web data.
