A54SX32A-2TQG176I - SX-A FPGA 32K Gates 176-TQFP | Microchip
Teilenummer: A54SX32A-2TQG176I ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $58.5 | $58,50 |
| 10 | $52.65 | $526,50 |
| 100 | $46.8 | $4.680,00 |
| 500 | $42.1 | $21.050,00 |
| 1.000 | $38 | $38.000,00 |
A54SX32A-2TQG176I Übersicht
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing configurable logic blocks and programmable interconnects that the designer wires together after manufacturing. The Actel/Microchip SX-A family belongs to the antifuse FPGA category: its interconnect is permanently set at programming time, giving lower cost, lower power, higher security, and inherent radiation tolerance compared to SRAM-based FPGAs, at the cost of non-reprogrammability. FPGAs sit in the broader hierarchy of programmable logic within digital integrated circuits.
Key features include the sea-of-modules architecture built on a 0.25 um process, with two logic module types (R-cell registers and C-cell combinatorial cells) that virtually eliminate chip area lost to routing. The -2 speed grade supports up to 313 MHz operation, and the 2.5V core supply keeps static power low. Antifuse programming makes the configuration readback-proof, a decisive advantage in defense and industrial designs where bitstream security matters.
The 147 user I/O support diverse board-level interfaces, and the industrial temperature range of the I suffix suits harsh environments. Design entry is done in Synopsys/Verilog/VHDL flows with the Microchip Libero or legacy Designer software.
Typical applications include industrial control, avionics glue logic, communication bridging, and secure single-chip integration of multiple discrete logic functions to cut system cost.
When designing, plan I/O assignments before routing: the antifuse device is one-time programmable, so design rule and timing closure checks must be complete before programming.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in-Alternativen für A54SX32A-2TQG176I – 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 A54SX32A-2TQG176I (gleiche Bauform und Footprint) – abweichend in Family, System Gates, Operating Temperature, Process Technology, Architecture.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
A54SX32A-2TQG176
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
A54SX32A-TQG176I
✅ Drop-In✓ Auf Lager
$43.9 / Stück
Datenblatt ansehen →A54SX32A-1TQG176I
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
A54SX32A-TQG176I
✅ Drop-In✓ Auf Lager
$43.9 / Stück
Datenblatt ansehen →A54SX32A-1TQG176
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
A54SX32-TQ176I
✅ Drop-In✓ Auf Lager
Preis auf Anfrage
Datenblatt ansehen →A54SX32A-2TQG176I Grenzwerte & elektrische Eigenschaften
| Family | SX-A (antifuse FPGA) |
| System Gates | 48000 |
| Typical Gates | 32000 |
| Logic Modules (Cells) | 1800 |
| User I/O | 147 |
| Maximum Toggle Frequency | 313 MHz |
| Speed Grade | -2 |
| Process Technology | 0.25 um |
| Core Supply Voltage | 2.5 V |
| Supply Voltage Range | 2.25 V to 5.25 V |
| Programming Technology | Antifuse (one-time programmable) |
| Betriebstemperatur | -40C to +85C (industrial) |
| Gehäuse | 176-pin TQFP |
| Montageart | Surface Mount |
| Packaging | Tray |
| Logic Module Types | R-cell (register) and C-cell (combinatorial) |
A54SX32A-2TQG176I 176-pin tqfp Pinbelegungsleitfaden
Pinbelegung für A54SX32A-2TQG176I (176-pin tqfp-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 A54SX32A-2TQG176I.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
A54SX32A-2TQG176I ist geeignet für 6 Anwendungs: Industrial Control and Automation, Avionics and Defense Electronics, Communications Bridging and Line-Card Glue Logic, Single-Chip Logic Integration / Cost Reduction, Test and Measurement Instrumentation, Secure Embedded Systems and Anti-Tamper Designs.
Industrial Control and Automation
The A54SX32A-2TQG176I fits industrial control because its -40C to +85C industrial rating matches factory-floor ambient extremes, while the 147 user I/O absorb the parallel sensor, encoder, and actuator interfaces common on PLC backplanes. Its 1,800 R-cell/C-cell modules implement state machines, counters, and bus interfaces deterministically at clock rates up to the 313 MHz toggle-frequency class, far beyond what microcontroller firmware can guarantee. The antifuse fabric removes configuration-upset risk at power-up - no boot device, no configuration reload, and no readback attack surface. Placed as the glue-logic bridge between a host CPU and field I/O cards, it replaces dozens of discrete 74-series devices, cutting board area and BOM cost while the 2.5V core keeps static power low in always-on installations.
Empfohlen
Avionics and Defense Electronics
In avionics and defense builds, the A54SX32A-2TQG176I is chosen for configuration security and radiation-tolerant behavior: antifuse interconnect cannot be read back or reprogrammed, and no SRAM configuration bitstream exists to corrupt, which historically made Actel/Microsemi SX-A the default for flight glue logic. The industrial -40C to +85C range and 2.25V to 5.25V supply tolerance accommodate unregulated avionics power rails, while the 313 MHz-class fabric implements bus bridges, discrete-to-digital converters, and safety-interlock logic with deterministic timing. The 176-TQFP surface-mount package simplifies conformal-coated, vibration-prone assemblies versus ceramic pin-grid alternatives. Design teams should close timing with the full industrial corner in Libero and retain one-time-programmability as a certification asset, documenting the programmed netlist as the configuration of record.
Empfohlen
Communications Bridging and Line-Card Glue Logic
Telecom and datacom line cards use the A54SX32A-2TQG176I to bridge mismatched interface standards - parallel PHY buses to backplane serializers, or legacy TDM framers to modern processors. The 313 MHz maximum toggle frequency of the -2 speed grade covers common 8-bit parallel buses at 100 MHz-class clocks, and the C-cell/R-cell pair delivers predictable register timing for pipeline retiming. With 147 user I/O, a single device terminates multiple card-edge and mezzanine connectors that would otherwise require separate level-shift and logic families. The antifuse fabric burns no dynamic routing power in unused regions, keeping idle-channel power low - an advantage over SRAM FPGAs whose configuration fabric is always energized. Place it between the backplane connector and host processor with care on 3.3V I/O banking per the SX-A datasheet.
Empfohlen
Single-Chip Logic Integration / Cost Reduction
Microchip positions SX-A devices for system-wide savings by integrating multiple functions into a low-cost single-chip solution, and the A54SX32A-2TQG176I is the volume sweet spot of the family. A typical 32K-gate capacity absorbs address decoders, bus arbiters, wait-state generators, interrupt controllers, and PWM banks previously spread across twenty or more SSI/MSI devices. The sea-of-modules architecture wastes virtually no die on routing, so utilization is high and per-function cost drops sharply at the 0.25 um process node. Because the antifuse is one-time programmable, converted legacy designs get the security of fixed silicon without ASIC NRE or minimum-order exposure. Engineering teams should complete post-layout simulation before programming, since errors cannot be patched in-circuit - unlike SRAM FPGA flows.
Empfohlen
Test and Measurement Instrumentation
Bench and automated test instruments deploy the A54SX32A-2TQG176I as a deterministic timing and pattern engine. The R-cell register fabric toggles reliably at up to 313 MHz in the -2 grade, enabling precise stimulus generators, edge-aligned sampling strobes, and frequency dividers for measurement channels. The 147 user I/O drive multi-channel test fixtures in parallel - impossible for a microcontroller GPIO bank - while deterministic antifuse routing guarantees zero jitter drift from configuration reload events. The 2.5V core and 5V-tolerant legacy I/O mix suits instruments that interface both modern processors and older TTL-level test hardware. Industrial temperature rating keeps calibration stable across laboratory ambient swings. Implement trigger trees and timebase chains in dedicated R-cells for the cleanest timing skew performance.
Empfohlen
Secure Embedded Systems and Anti-Tamper Designs
Where IP protection matters - licensed products, encryption key handling, secure boot companions - the A54SX32A-2TQG176I provides hardware-level confidentiality that SRAM FPGAs cannot: the programmed antifuse netlist has no configuration bitstream to dump, no JTAG configuration readback path, and no external flash image to copy. Microchip explicitly markets SX-A security alongside performance and low power for demanding applications. The 1,800 logic modules are sufficient for custom cipher blocks, challenge-response authentication logic, or board-level anti-tamper monitors feeding a host processor. The industrial -40C to +85C range covers deployed environments, and the 176-TQFP package avoids the exposed-die risks of flip-chip packages. Combine with a secure MCU and treat the one-time-programmed design as a fixed security root of trust.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für A54SX32A-2TQG176I – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | A54SX32A-2TQG176 | A54SX32A-1TQG176I | A54SX32-TQ176I |
|---|---|---|---|---|
| Package | 176-TQFP | 176-TQFP - same | 176-TQFP - same | 176-TQFP - same |
| Brand | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology (Actel/Microsemi) |
| Typical Gates | 32000 | 32000 | 32000 | 32000 |
| Logic Modules | 1800 | 1800 | 1800 | 1800 |
| User I/O | 147 | 147 | 147 | 147 |
| Maximum Toggle Frequency | 313 MHz | 313 MHz | 278 MHz class (-1 grade) | 278 MHz class (SX generation) |
| Operating Temperature | -40C to +85C (industrial) | 0C to +70C (commercial) | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Process Technology | 0.25 um | 0.25 um | 0.25 um | 0.25 um (SX generation) |
Wichtigste Unterscheidungsmerkmale
- Fastest speed grade in the 176-TQFP SX-A family (vs. A54SX32A-1TQG176I)
- Industrial temperature rating for harsh deployments (vs. A54SX32A-2TQG176)
- SX-A generation performance over predecessor SX (vs. A54SX32-TQ176I)
- Trade-off: one-time programmable (vs. SRAM-based FPGAs)
Designhinweise
The A54SX32A-2TQG176I runs a 2.5V core with a 2.25V to 5.25V supported supply range per Microchip USA. Decouple each supply pin with a 0.1 uF ceramic capacitor placed within 2 mm of the pin, plus 10 uF bulk per rail. Antifuse FPGAs draw essentially no configuration power at startup, so there is no power-sequencing requirement between rails, but verify total dynamic current at your toggle rate using the SX-A datasheet power calculator before finalizing the regulator budget.
This is a one-time-programmable antifuse device. A design error cannot be reworked in-circuit like an SRAM FPGA - the programmed part is scrap. Run full post-layout timing simulation and design-rule checks in Libero before programming, and keep spare device budget (10-15%) for programming yield. Also plan I/O assignments early: 147 user I/O in a 176-pin TQFP leaves limited flexibility, and late pin swaps may violate the antifuse router's capacity.
The 176-TQFP (0.5 mm lead pitch) requires a solder-mask-defined footprint per the SX-A datasheet mechanical drawing and no-clean or water-washable paste handling. Use a 0.2 mm stencil aperture reduction on fine-pitch leads to prevent bridging. Thermal relief is generally unnecessary at typical SX-A power levels, but a modest ground pour on layer 2 improves both heat spreading and signal return paths for the 313 MHz-class edges.
At -2 speed grade toggle rates up to 313 MHz, treat any output edge faster than ~2 ns as a transmission-line case on traces longer than 5 cm: add 22-50 ohm series termination at the driver. Group I/O banks by voltage domain and avoid routing fast clocks adjacent to the TQFP's corner power pins. Simulate the longest bus if it drives cable harnesses off-board.
Compliance-Informationen
Compliance status was not stated in the provided verified web data. [DATA_NEEDED: RoHS/REACH/lead-free status from Microchip product page] - confirm with Microchip before export-controlled or regulated builds.
