A54SX32A-FFGG484 - 32K Gate SX-A FPGA 484-FBGA | Microchip
Référence : A54SX32A-FFGG484 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $185 | $185,00 |
| 10 | $168.5 | $1 685,00 |
| 100 | $152 | $15 200,00 |
| 500 | $141 | $70 500,00 |
| 1 000 | $132.5 | $132 500,00 |
A54SX32A-FFGG484 Présentation
An FPGA is a programmable semiconductor device that implements digital logic through configurable function modules and interconnect. The SX-A family sits within the broader hierarchy of programmable logic: FPGA -> programmable logic device -> digital integrated circuit. Unlike SRAM-based FPGAs, the SX-A uses antifuse (Actel-style) technology, meaning its configuration is permanently set at programming time, providing inherent resistance to configuration readback and better security for military and industrial designs.
Key features of the A54SX32A include approximately 48,000 equivalent gates (32,000 typical available for user design), 0.25 um CMOS process technology, and a 2.5V core with supply voltage operation spanning 2.25V to 5.25V per distributor data. The fine-pitch BGA footprint (27 x 27 mm) provides high interconnect density for glue logic consolidation, bus bridging, and embedded control. Its non-volatile antifuse architecture requires no boot PROM, eliminating configuration time at power-up.
The SX-A architecture combines C-cell (combinational) and R-cell (sequential) logic modules with fast dedicated routing, enabling predictable, ASIC-like timing. System-wide cost savings come from integrating multiple SSI/MSI functions, PALs, and GALs into a single low-cost chip.
Typical applications include industrial automation controllers, telecommunications line cards, military/aerospace subsystems (where antifuse radiation tolerance and security are valued), and legacy system sustainment where the design was originally captured in Actel Designer or Libero flow.
Design consideration: the FFGG484 speed grade and 0-to-70C commercial temperature range mean industrial designs should consider the -I industrial variant. Because antifuse devices are one-time programmable, reserve spare capacity (roughly 20-30% of cells) and verify the design thoroughly in simulation before programming.
This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Alternatives de remplacement direct pour A54SX32A-FFGG484 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec A54SX32A-FFGG484 (même facteur de forme et même empreinte) — différant par Package, Process Technology, Family, Speed Grade, Operating Temperature.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
A54SX32A-1FGG484
✅ Remplacement direct✓ En stock
$1 / unité
Voir la fiche technique →A54SX32A-FFGG484I
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
A54SX32A-FGG484
✅ Remplacement direct✓ En stock
$151.2 / unité
Voir la fiche technique →A54SX32A-FGG484M
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
A54SX72A-2FGG484I
✅ Remplacement direct✓ En stock
$112 / unité
Voir la fiche technique →A54SX32A-FFGG484 Valeurs maximales et caractéristiques électriques
| Family | SX-A (Actel/Microsemi antifuse FPGA) |
| System Gates | 32000 gates (typical available for user design) |
| Equivalent Gates | 48000 gates |
| Logic Cells | 1800 cells |
| LABs / CLBs | 2880 |
| User I/O | 249 |
| Maximum System Frequency | 172 MHz |
| Process Technology | 0.25 um CMOS |
| Supply Voltage Range | 2.25 V to 5.25 V |
| Core Voltage | 2.5 V |
| Programming Technology | Antifuse (one-time programmable) |
| Boîtier | 484-ball FBGA (FFGG484, 27 x 27 mm) |
| Type de montage | Surface Mount |
| Température de fonctionnement | 0 C to 70 C (commercial) |
| Packaging | Tray |
| Statut RoHS | Lead-free variant available (per supplier listings) |
| Base Product Number | A54SX32 |
Guide de configuration des broches du A54SX32A-FFGG484 484-ball fbga (ffgg484, 27 x 27 mm)
Configuration des broches du A54SX32A-FFGG484 (boîtier 484-ball fbga (ffgg484, 27 x 27 mm)). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour A54SX32A-FFGG484.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
A54SX32A-FFGG484 convient pour 6 applications: Industrial Automation Controllers, Military and Aerospace Subsystems, Telecommunications Line Cards, Legacy System Sustainment, Test and Measurement Equipment, Embedded Coprocessor and Interface Bridging.
Industrial Automation Controllers
The A54SX32A-FFGG484 consolidates glue logic, address decoding, bus bridging, and state-machine control in industrial PLCs and motor-control backplanes. Its 32,000 system gates and 249 user I/O absorb dozens of 74-series devices, while the 172 MHz maximum fabric speed comfortably handles 50-100 MHz control paths. The antifuse fabric powers up instantly with no configuration PROM, a reliability benefit for factory equipment that must resume operation after power cycles. The 2.25V to 5.25V supply tolerance eases integration onto legacy 5V and 3.3V industrial rails, and the 484-FBGA package provides the high pin count needed for parallel backplane interfaces.
Recommandé
Military and Aerospace Subsystems
The SX-A antifuse architecture is a long-standing choice for military cards, avionics interfaces, and satellite support electronics because the programmed configuration cannot be read back, providing inherent design security, and it is immune to SRAM-style configuration upset. The A54SX32A's 32K gates fit MIL-STD-1553 interface logic, telemetry formatters, and discrete-to-digital converters. Its 0.25 um CMOS process and permanent antifuse interconnect yield stable, ASIC-like timing over life, simplifying qualification. For extended-temperature programs, the pin-identical industrial variant A54SX32A-FFGG484I covers -40C to +85C without PCB changes.
Recommandé
Telecommunications Line Cards
Telecom line cards and backplane adapters use the A54SX32A-FFGG484 for frame formatting, HDLC-like framing logic, clock-domain bridging, and backplane transceiver glue. The 249 I/O pins support wide parallel buses to T1/E1 framers and network processors, while 172 MHz fabric performance covers clock-domain crossing and FIFO control logic. Instant-on antifuse configuration means ports initialize immediately at power-up with no bitstream load time, reducing link-recovery time versus SRAM FPGAs. The 27 x 27 mm 484-FBGA fits dense 19-inch rack card layouts where routing escape demands fine-pitch balls.
Recommandé
Legacy System Sustainment
Many designs originally captured in the Actel Designer toolchain still depend on the SX-A family, and the A54SX32A-FFGG484 is a primary sustainment device for those boards. Because the die, package footprint, and pinout are shared across A54SX32A FGG/FFGG speed and temperature grades, buyers can cross between -F, -1, and -I variants to clear shortages without any design change. The permanent antifuse configuration also means fielded units cannot be altered, easing obsolescence risk assessments. XAIPART stocks the related drop-in MPNs listed on this page to support last-time-buy programs and production bridges.
Recommandé
Test and Measurement Equipment
Bench instruments and automated test fixtures use the A54SX32A-FFGG484 for scan-chain control, trigger logic, pattern generation, and bus monitoring. The 2,880 LAB fabric with dedicated fast routing delivers deterministic sub-nanosecond-class delays, valuable in timing measurement paths where SRAM FPGA routing jitter is undesirable. Its 48,000 equivalent gates hold vector generators and comparison engines alongside interface translation between PC host buses and device-under-test targets. The 2.5V core keeps dynamic power moderate in rack-dense instruments, while the 249 I/O fan out to probe and relay banks.
Recommandé
Embedded Coprocessor and Interface Bridging
Embedded systems pair the A54SX32A-FFGG484 with microcontrollers to offload parallel-interface translation, custom peripherals, and deterministic state machines. With 32,000 system gates, engineers implement FIFOs, interrupt controllers, custom bus masters, and memory controllers that a microcontroller cannot time-serve. The instant-on antifuse fabric is active before processor reset completes, allowing the FPGA to arbitrate early boot signals - impossible with SRAM FPGAs that need bitstream loading. The wide 2.25V to 5.25V supply operation eases integration into mixed-voltage legacy stacks, and the industrial -I variant covers -40C to +85C deployments.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour A54SX32A-FFGG484 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | A54SX32A-1FGG484 | A54SX32A-FFGG484I | A54SX32A-FGG484 | A54SX32A-FGG484M | A54SX72A-2FGG484I |
|---|---|---|---|---|---|---|
| Package | 484-ball FBGA (FFGG484) | 484-FBGA (FGG484) - same footprint | 484-FBGA (FFGG484) - same footprint | 484-FBGA (FGG484) - same footprint | 484-FBGA (FGG484) - same footprint | 484-FBGA (FGG484) - same footprint |
| Brand | Microsemi (Microchip Technology) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 32000 | 32000 | 32000 | 32000 | 32000 | ~60000 |
| Speed Grade | Standard | -1 (faster) | Standard | Standard | Standard | -2 (fastest) |
| Programming Technology | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
Principaux différenciateurs
- Lead-free ball metallurgy for RoHS designs (vs A54SX32A-FGG484)
- Instant-on configuration with design security (vs A54SX72A-2FGG484I)
- Faster -1 speed grade available in same footprint (vs A54SX32A-1FGG484)
Notes de conception
The A54SX32A supports a 2.25V to 5.25V supply window per distributor data with a 2.5V core, so verify which rail your board provides and decouple each VCC ball with 0.1 uF ceramics placed within 2 mm of the FBGA via fan-out. Antifuse FPGAs draw negligible static configuration current, but dynamic power scales with toggling rate on 249 I/O - for wide parallel buses, stagger output slew settings in Libero to reduce ground bounce. Estimated: at 3.3V with 100 MHz internal activity, expect core current in the tens of milliamps; confirm with the SX-A datasheet power calculator.
The 484-ball FGG484 is a 27 x 27 mm fine-pitch BGA requiring a controlled land pattern per the SX-A datasheet package appendix. Plan via-in-pad or dog-bone escape routing on at least a 4-layer board, and allocate a solid ground plane under the die area for return currents. Note the F (lead-free) versus non-F ball metallurgy difference: reflow profiles must match the ball alloy of the purchased variant - FFGG lead-free parts need lead-free reflow (peak roughly 245 C), while legacy FGG leaded parts suit lower-temperature Sn/Pb profiles.
Antifuse devices are one-time programmable - a design change requires a new physical device, so reserve 20-30% of the 32K gates and a margin of the 249 I/O for late ECOs, and sign off timing in the Microchip Libero/Designer flow before programming production units. Additionally, do not substitute the commercial A54SX32A-FFGG484 into enclosures that can exceed 70C ambient; specify the pin-identical industrial A54SX32A-FFGG484I instead. Speed grades are not interchangeable in timing-critical paths: a -1 design meets timing on a standard part only after re-timing analysis.
Informations de conformité
Supplier listings for A54SX32A-FFGG484 explicitly mark the part as LEAD FREE (datasheets.globalspec.com, pcbelectronics.com). REACH, halogen-free, and conflict-minerals status not stated in provided data.
