A54SX72A-PQG208A - 108K Gate Antifuse FPGA | Microchip
Teilenummer: A54SX72A-PQG208A ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $89.5 | $89,50 |
| 10 | $82.3 | $823,00 |
| 100 | $74.9 | $7.490,00 |
| 500 | $68.2 | $34.100,00 |
| 1.000 | $62.5 | $62.500,00 |
A54SX72A-PQG208A Übersicht
An antifuse FPGA is a field-programmable gate array whose interconnects are permanently configured by electrically blowing antifuse links at programming time. Unlike SRAM-based FPGAs (Xilinx, Altera), antifuse devices are non-volatile, one-time programmable, and require no configuration ROM or boot sequence, which makes them inherently more resistant to configuration readback attacks and immune to configuration upsets at power-on. Within the FPGA hierarchy, the A54SX72A sits in the low-power, high-security, single-chip ASIC-replacement category.
Key features include a sea-of-modules architecture with up to 6,036 logic cells, system performance up to 217 MHz, TTL/LVTTL/LVCMOS2/3.3V PCI and 5V PCI compatible I/O levels, quadrant clock inputs for low-skew clock distribution, and automotive qualification variants within the SX-A family. The 0.25 um CMOS process delivers low static power and high gate density at low cost.
The A54SX72A implements logic in configurable Logic Modules (combinational and sequential) with dedicated flip-flops supporting high-frequency pipelined designs. The four quadrant clock pins (A, B, C, D) drive low-skew clock networks across the die. Because the antifuse fabric is programmed once, time-to-market beats ASIC development while achieving ASIC-like security and standby power.
Typical applications include industrial control and automation, military/aerospace glue logic and co-processors, communications line cards, medical instrumentation, and automotive systems using the A-temperature-grade PQG208A variant.
Design consideration: antifuse FPGAs are one-time programmable - reserve ample logic headroom (use the 72,000 typical gates of the 108K device budget) and validate the design fully before programming, since design changes require a new device. Note that the A54SX72A-PQG208 sister part is reported end-of-life (December 2025) by OnlineComponents; verify lifecycle on purchase.
This page synthesizes verified distributor data, drop-in same-package alternatives, pricing tiers, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in-Alternativen für A54SX72A-PQG208A – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit A54SX72A-PQG208A (gleiche Bauform und Footprint) – abweichend in Package, System Gates, Clock Networks, User I/O, Dedicated Flip-Flops.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
A54SX72A-1PQG208
✅ Drop-In✓ Auf Lager
$47.8 / Stück
Datenblatt ansehen →A54SX72A-2PQG208
✅ Drop-In✓ Auf Lager
$82.6 / Stück
Datenblatt ansehen →A54SX72A-1PQG208M
✅ Drop-In✓ Auf Lager
$138.75 / Stück
Datenblatt ansehen →A54SX72A-FPQG208
✅ Drop-In✓ Auf Lager
$39.9 / Stück
Datenblatt ansehen →A54SX32A-PQG208A
✅ Drop-In✓ Auf Lager
$47.8 / Stück
Datenblatt ansehen →A54SX16A-PQG208A
✅ Drop-In✓ Auf Lager
Preis auf Anfrage
Datenblatt ansehen →A54SX72A-PQG208A Grenzwerte & elektrische Eigenschaften
| Family | SX-A (Antifuse FPGA) |
| System Gates | 108,000 (up to 72,000 typical gates available) |
| Logic Cells / Modules | 6036 CLBs |
| Dedicated Flip-Flops | 2012 |
| User I/O (Package) | 171 |
| Maximum User I/O (Family) | 360 |
| Process Technology | 0.25 um CMOS |
| Core Supply Voltage | 2.5 V |
| I/O Standards | TTL, LVTTL, LVCMOS2, 3.3V PCI, 5V PCI |
| Maximum System Frequency | 217 MHz |
| Programming Type | One-Time Programmable (Antifuse) |
| Clock Inputs | 4 quadrant clock inputs (A, B, C, D) |
| Gehäuse | 208-pin PQFP (PQG208) |
| Montageart | Surface Mount |
A54SX72A-PQG208A 208-pin pqfp (pqg208) Pinbelegungsleitfaden
Pinbelegung für A54SX72A-PQG208A (208-pin pqfp (pqg208)-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für A54SX72A-PQG208A.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
A54SX72A-PQG208A ist geeignet für 6 Anwendungs: Industrial Control and Automation, Military and Aerospace Systems, Communications Line Cards, Medical Instrumentation, ASIC Prototyping and Emulation, Automotive Electronics.
Industrial Control and Automation
The A54SX72A-PQG208A fits industrial control because its 108K system gates integrate PLC glue logic, motor-control state machines, and multi-protocol I/O into a single low-power chip, eliminating external PAL/GAL devices. Its instant-on antifuse boot (no configuration flash) means the FPGA is active within microseconds of power application - critical for safety interlocks and deterministic factory-floor startup sequences. Used as a backplane interface controller with 171 user I/O supporting TTL, LVTTL, and LVCMOS2 levels at up to 217 MHz internal performance, it bridges legacy 5V PCI and modern 3.3V PCI buses without level shifters. The single-chip solution reduces BOM cost and improves reliability in electrically noisy environments, while the one-time-programmable fabric prevents field tampering of proprietary control algorithms.
Empfohlen
Military and Aerospace Systems
Antifuse FPGAs are the traditional choice for military and aerospace designs because the one-time-programmable fabric is immune to configuration-seupset and readback attacks, and the M-temperature-grade variants (A54SX72A-1PQG208M) extend operation across the full military range. The A54SX72A's 108K gates implement radar preprocessing, bus arbitration (MIL-STD-1553 companion logic), and secure telemetry framing with 2,012 dedicated flip-flops supporting high-speed pipelining at up to 217 MHz. Because no external boot ROM exists, the attack surface for reverse engineering is minimized - the programmed fuse map cannot be dumped. Designers should verify qualification data and radiation reports with Microchip for the specific program, and budget device spare count since any design revision requires new antifuse parts.
Empfohlen
Communications Line Cards
Telecom and datacom line cards use the A54SX72A-PQG208A as framing, multiplexing, and backplane glue logic where instant-on operation and deterministic latency matter. The device's LVCMOS2 and PCI-compatible I/O directly interface T1/E1 framers, PHY chips, and 3.3V/5V PCI bus segments without external translators, while four quadrant clock inputs (A/B/C/D) provide low-skew clock distribution across the die for synchronous TDM paths. Its 108K gates absorb HDLC controllers, bit-error-rate counters, and status aggregation logic that would otherwise require several CPLDs. Low static power from the 0.25 um CMOS antifuse process suits powered line cards in racks where thermal budgets are tight. Non-volatile programming also simplifies hot-swap and replacement-card bring-up in carrier equipment.
Empfohlen
Medical Instrumentation
Medical diagnostic equipment benefits from the A54SX72A-PQG208A's combination of deterministic power-up, low noise, and secure single-chip integration. Patient-monitoring front ends use its 171 I/O to interface ADCs, front-end analog modules, and isolation barriers, while the 108K gates implement digital filtering, alarm state machines, and display controllers with timing predictable at power-on - an antifuse device needs no boot sequence, so measurements begin immediately after power is applied, supporting fail-safe alarm behavior required in bedside monitors. The one-time-programmable fabric protects proprietary diagnostic firmware from cloning, an important IP concern for OEM instrument makers. Low static current from the 0.25 um process keeps self-heating and conducted noise low near sensitive analog acquisition stages.
Empfohlen
ASIC Prototyping and Emulation
The A54SX72A serves as an ASIC replacement and prototyping platform where a production ASIC is not yet fixed or volumes do not justify mask costs. Its 72,000 typical usable gates (108K system-gate organization, 6,036 logic modules) accept moderate RTL blocks, and the 0.25 um antifuse fabric delivers timing close to ASIC behavior without SRAM configuration overhead. Systems teams use it for glue-logic consolidation: integrating PALs, counters, bus transceivers, and state machines into one certified chip lowers BOM count and improves supply-chain resilience. Because the device is one-time programmable, prototypes should be fully verified in simulation with Libero SoC, and multiple samples reserved for iterative fuse programming. Instant-on boot simplifies power-sequencing validation compared with SRAM FPGA platforms.
Empfohlen
Automotive Electronics
The SX-A Automotive Family - which includes the A54SX72A-PQG208A A-grade device - targets automotive modules requiring secure, non-volatile logic: body-control bridge logic, instrument-cluster drivers, and powertrain auxiliary controllers. The antifuse fabric cannot be dumped or reprogrammed in the field, protecting calibration and anti-tamper IP, while instant-on behavior ensures the module is functional the moment ignition power arrives, supporting startup diagnostics within ISO electrical-transient windows. The PQG208's 171 user I/O in a through-hole-friendly reworkable PQFP simplifies module-level repair compared with BGAs. Designers should confirm AEC-Q100 qualification documentation for the specific date code, and note the related PQG208 variant's reported December 2025 end-of-life when planning long-production-run automotive programs with last-time-buy strategy.
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Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für A54SX72A-PQG208A – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | A54SX72A-1PQG208 | A54SX72A-2PQG208 | A54SX72A-1PQG208M | A54SX72A-FPQG208 | A54SX32A-PQG208A | A54SX16A-PQG208A |
|---|---|---|---|---|---|---|---|
| Package | 208-PQFP (PQG208) | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-QFP (fine pitch FQFP) | 208-PQFP - same | 208-PQFP - same |
| Brand | Microchip Technology (Actel/Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | ||
| System Gates | 108,000 | 108,000 | 108,000 | 108,000 | 36,000 | 16,000 | |
| Process Technology | 0.25 um CMOS | 0.25 um CMOS | 0.25 um CMOS | 0.25 um CMOS | |||
| Speed Grade | Standard (A) | Speed grade 1 (slower) | Speed grade 2 (slowest) | Standard |
Wichtigste Unterscheidungsmerkmale
- Highest gate count in 208-PQFP footprint (vs. A54SX32A-PQG208A)
- Extended/automotive temperature A-grade (vs. A54SX72A-1PQG208)
- Standard-pitch PQFP reworkability (vs. A54SX72A-FGG484)
Designhinweise
The A54SX72A uses a 2.5V core supply with separate I/O supply rails per I/O bank standard (TTL/LVTTL/LVCMOS2 at 3.3V, PCI at 3.3V or 5V). Provide independent, well-decoupled rails: 0.1 uF ceramic per VCC pin pair plus bulk 10 uF per bank. Because the antifuse fabric is static, quiescent power is low, but simultaneous switching of up to 171 I/O can cause ground bounce - use the datasheet's recommended number of ground pins and avoid switching more than the specified I/O per ground group.
This is a one-time-programmable antifuse device: any logic change after programming consumes a new physical device. Complete full functional simulation and timing closure in Libero SoC before programming, and program pilot units first. Also note that the four quadrant clock pins (A, B, C, D) are dedicated clock inputs for the bottom-left, bottom-right, top-left, and top-right clock networks - routing general I/O to them wastes low-skew clock resources.
The 208-PQFP has 0.5 mm pitch leads; use a 4-mil trace/4-mil space fan-out pattern with solder-mask-defined pads per IPC-style QFP land patterns. Thermal relief via the PQFP leads is limited - keep surrounding airflow if operating near maximum industrial temperature. Avoid routing high-speed clocks under the package; the quadrant clock inputs should be length-matched pairs from a low-jitter oscillator source for best 217 MHz-class performance.
Compliance-Informationen
The SX-A Automotive Family designation appears in Actel/Microsemi datasheet titles, but RoHS/REACH/lead-free status for this legacy 0.25 um part was not found in provided data. Request certificate of conformance from Microchip or distributor.
