A54SX16-VQG100 - 24K Gate Antifuse FPGA, 81 I/O | Microsemi
Référence : A54SX16-VQG100 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $78.5 | $78,50 |
| 10 | $72.1 | $721,00 |
| 100 | $65.9 | $6 590,00 |
| 500 | $60.25 | $30 125,00 |
| 1 000 | $55.8 | $55 800,00 |
A54SX16-VQG100 Présentation
An antifuse FPGA is a field-programmable gate array in which programmable interconnect points are permanently formed at programming time, unlike SRAM-based FPGAs that load configuration from an external memory at every power-up. Within the programmable logic hierarchy, the device sits between CPLDs and large SRAM FPGAs: its sea-of-modules architecture provides fine-grained logic modules that simplify design timing closure while delivering ASIC-like density and performance.
Key features include the sea-of-modules architecture for reduced design time and power consumption, non-volatile antifuse interconnect that requires no configuration PROM and offers inherent design security, 240 MHz toggle performance suited to high-speed state machines and datapaths, and 81 configurable I/O for flexible board interfacing. The 3.3 V core and 5 V-tolerant-compatible dual-rail scheme ease integration into mixed-voltage industrial systems.
Architecturally, the SX family combines C-cell and R-cell logic modules with an efficient routing fabric; the A54SX16 variant provides 1452 logic modules organized for predictable, low-skew routing. Because programming is one-time (OTP), configuration data cannot be read back, giving strong IP protection compared with SRAM FPGAs. Typical static power consumption is low relative to SRAM competitors of similar density, which benefits always-on industrial designs.
Typical applications include glue logic consolidation and ASIC prototyping, industrial control and automation interfaces, aerospace and defense subsystems where non-volatile, secure configuration matters, communications line cards, and medical instrumentation requiring deterministic power-up behavior without an external boot device.
A key design consideration is that antifuse devices are one-time programmable: design changes require a new physical part, so final RTL verification and timing sign-off must be complete before programming. The commercial (non-I) temperature grade should also be confirmed against the ambient range of the end system.
This page synthesizes distributor inventory data, drop-in same-package alternatives from the same family, and practical design notes not found in the manufacturer datasheet, with pricing as of 2026-09-03.
Alternatives de remplacement direct pour A54SX16-VQG100 — 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 A54SX16-VQG100 (même facteur de forme et même empreinte) — différant par Family, Package, System Gates, Operating Temperature, Package / Case.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
A54SX16P-VQG100
✅ Remplacement direct✓ En stock
$47.6 / unité
Voir la fiche technique →A54SX16P-VQG100I
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →A54SX16P-1VQG100
✅ Remplacement direct✓ En stock
$25.1 / unité
Voir la fiche technique →A54SX16P-2VQG100
✅ Remplacement direct✓ En stock
$30.1 / unité
Voir la fiche technique →A54SX08-VQG100
✅ Remplacement direct✓ En stock
$32.1 / unité
Voir la fiche technique →A54SX16-VQ100
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →A54SX16-VQG100 Valeurs maximales et caractéristiques électriques
| Programmable Logic Gates | 24000 gates |
| Logic Cells | 924 cells (1452 modules) |
| Number of I/O | 81 |
| Maximum System Frequency | 240 MHz |
| Process Technology | 0.35 um CMOS |
| Supply Voltage (VCCI) | 3 V to 3.6 V |
| Supply Voltage (VCI/Programming Rail) | 4.75 V to 5.25 V |
| Programmability Type | Antifuse (One-Time Programmable, non-volatile) |
| Family | SX (Actel/Microsemi SX Series) |
| Boîtier | 100-TQFP / 100-VQFP (14x14 mm) |
| Type de montage | Surface Mount |
| Architecture | Sea-of-Modules (C-cell / R-cell) |
| Configuration Storage | No external configuration PROM required |
| Packaging | Tray |
Guide de configuration des broches du A54SX16-VQG100 100-tqfp / 100-vqfp (14x14 mm)
Configuration des broches du A54SX16-VQG100 (boîtier 100-tqfp / 100-vqfp (14x14 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 A54SX16-VQG100.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
A54SX16-VQG100 convient pour 6 applications: Industrial Control and Automation, Aerospace and Defense Subsystems, ASIC Prototyping and Glue Logic Consolidation, Communications Line Cards, Medical Instrumentation, Secure Embedded Control.
Industrial Control and Automation
The A54SX16-VQG100 fits industrial control and factory automation designs where glue logic, interface bridging, and fast state machines must start instantly at power-up. Its 24,000 antifuse-programmed gates and 1452 logic modules consolidate discrete 74-series logic into one device, while 81 I/O pins handle parallel fieldbus interfaces, encoder inputs, and sensor polling at up to 240 MHz internal performance. Because configuration is non-volatile, no microcontroller or flash boot sequence is needed - I/O becomes deterministic within microseconds of rail stabilization, which matters for safety interlocks. Place it between the 3.3 V I/O rail and field-side isolation; the dual-rail 3.3 V/5 V scheme integrates easily with legacy 5 V industrial subsystems.
Recommandé
Aerospace and Defense Subsystems
Actel/Microsemi antifuse FPGAs are a classic choice for aerospace and defense boards because the one-time-programmed interconnect cannot be read back, protecting design IP, and is inherently immune to configuration-memory upset. The A54SX16-VQG100 provides 924 logic cells for telemetry framing, bus interface bridging, and watchdog/sequencing logic, with 81 I/O for parallel data buses. The non-volatile nature removes the boot PROM from the bill of materials - a reliability and single-point-of-failure win in flight hardware. For programs with extended temperature or radiation requirements, migrate to the same-footprint industrial variants such as the A54SX16P-VQG100I or the RTAX radiation-tolerant families within Microchip's portfolio.
Recommandé
ASIC Prototyping and Glue Logic Consolidation
The SX family's sea-of-modules architecture with predictable routing makes the A54SX16-VQG100 effective for ASIC interface prototyping and board-level glue logic consolidation. At 24,000 gates with 240 MHz toggle capability, it absorbs address decoders, bus transceivers, wait-state generators, and interrupt controllers that otherwise consume dozens of SSI/MSI devices. The 0.35 um CMOS process keeps static power low, simplifying always-on designs. Because it is one-time programmable, use it after RTL freeze: program engineering lots for system bring-up, then pin the same design for production. The 100-pin VQFP (14x14 mm) footprint hand-solders and reflows easily on two-layer prototype boards, reducing NPI cost.
Recommandé
Communications Line Cards
In telecommunications and datacom line cards, the A54SX16-VQG100 handles framer-to-backplane bridging, clock-domain crossing logic, and framing state machines. Its 240 MHz performance comfortably covers T1/E1 and legacy serial framing rates, while the antifuse fabric delivers deterministic, low-skew routing that eases timing closure compared with SRAM FPGA routing delays. Non-volatile configuration means line cards power up functional without a bitstream load window - simplifying hot-swap sequencing design. The 3.0-3.6 V I/O rail with the secondary 4.75-5.25 V supply matches common telecom backplane rails. Budget the 81 I/O across data, address, and status groups, and decouple both supply rails locally per pin-group.
Recommandé
Medical Instrumentation
Medical diagnostic and monitoring instruments benefit from the A54SX16-VQG100's deterministic instant-on behavior: sensor front-end sequencing, acquisition trigger logic, and interface bridging are active as soon as the 3.3 V rail stabilizes, with no firmware load delay that could delay fault-detection circuits. The 24,000-gate capacity integrates patient-interface handshake logic and data-path formatting for ADC streams, while 81 I/O pins connect front-end modules, displays, and communication ports. Antifuse configuration also removes configuration-image integrity concerns in safety-related designs. Use it to offload timing-critical acquisition control from the host microcontroller so the processor handles the user interface and analysis only.
Recommandé
Secure Embedded Control
Where design security is a requirement - anti-cloning, key management boards, secure boot enablers - the A54SX16-VQG100's antifuse architecture is a strong fit: programmed interconnect cannot be read back, so reverse engineering requires destructive delayering. The 924-cell fabric implements challenge-response logic, simple cryptographic datapaths, and board-ID verification at 240 MHz class performance, with 81 I/O for secure periphery gating. Because no external configuration memory exists, there is no bitstream to intercept during manufacturing or in the field. Designers should still protect programming files in-house and consider adding a secure element such as an ECC-authenticated companion IC for key storage.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour A54SX16-VQG100 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | A54SX16P-VQG100 | A54SX16P-VQG100I | A54SX16P-1VQG100 | A54SX08-VQG100 | A54SX16-VQ100 |
|---|---|---|---|---|---|---|
| Package | 100-TQFP / VQFP (14x14 mm) | 100-TQFP (VQFP 14x14) - same | 100-TQFP (VQFP 14x14) - same | 100-TQFP (VQFP 14x14) - same | 100-TQFP (VQFP 14x14) - same | 100-VQFP (VQ100) - same |
| Brand | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) | Microsemi (Microchip) |
| Gate Density | 24,000 gates (924 cells / 1452 modules) | 16K-gate class SX16P | 16K-gate class SX16P | 16K-gate class SX16P | ~8K gates (lower density) | 24,000 gates - same |
| Number of I/O | 81 | 81 | 81 | 81 | 81 | 81 |
| Supply Voltage | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V | 3.0-3.6 V and 4.75-5.25 V |
| Temperature Grade | Commercial (G suffix) | Commercial | Industrial (I suffix) | Commercial | Commercial | Commercial |
| Programmability | Antifuse (OTP, non-volatile) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
Principaux différenciateurs
- Non-volatile antifuse configuration with no boot PROM (vs XC3S50A-4VQG100C)
- Same-footprint performance upgrade path (vs A54SX16P-VQG100)
- Denser than the same-footprint SX08 (vs A54SX08-VQG100)
Notes de conception
The A54SX16-VQG100 requires two supply rails: VCCI at 3.0-3.6 V for core and I/O, and a 4.75-5.25 V rail for the programming/charge-pump circuitry. Per the 54SX family datasheet power-up guidance, both rails must reach specification before design operation is guaranteed. Add 0.1 uF ceramic decoupling per power pin group plus bulk 10 uF per rail. Estimated: at typical SX16 static current in the low-mA range, total power is modest, but verify against the datasheet current tables for your switching activity rather than relying on this estimate.
Antifuse FPGAs are one-time programmable: any RTL change after programming requires a new physical device, so reserve engineering spare units and complete full simulation, STA, and board-level validation before committing programming lots. Do not treat the commercial G-suffix part as industrial-grade - select the I-suffix variants for extended temperature. Also confirm that the 5 V programming rail is present in your power tree; designs that removed 5 V rails for modernization will fail to program and may not meet datasheet AC specifications.
With 81 I/O in a 14x14 mm 100-pin VQFP, assign ground returns evenly around the package perimeter and avoid ringing more than ~8 consecutive I/O on the same bank without a ground pin between groups. Match trace lengths on parallel buses leaving the FPGA, and keep series termination resistors within 15 mm of the driving pins for fast edge rates. The sea-of-modules fabric gives predictable internal delays, but board-level stubs on the 0.35 um-era I/O edges can still cause reflection issues above roughly 50 MHz toggle rates.
The 100-TQFP (14x14 mm) has 0.5 mm lead pitch; specify a 0.25 mm-wide stencil aperture per IPC-recommended QFP land patterns and use a no-clean flux profile to reduce bridging risk on the dense perimeter. Place the two supply rail bulk capacitors within 10 mm of the package and fan out power on an inner layer. Provide fiducials on two diagonal corners for automated assembly and plan a footprint that also accepts the VQ100 variant to enable second-source placement of A54SX16-VQ100.
Informations de conformité
Compliance status for this legacy 0.35 um antifuse FPGA was not stated in the retrieved distributor data; verify RoHS/REACH declarations directly with Microchip before export-controlled or EU-market production use.
