A54SX16A-1PQG208 - 24K Gate SX-A FPGA, 175 I/O | Microchip
Teilenummer: A54SX16A-1PQG208 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $42.5 | $42,50 |
| 10 | $38.9 | $389,00 |
| 100 | $35.2 | $3.520,00 |
| 500 | $32.8 | $16.400,00 |
| 1.000 | $30.5 | $30.500,00 |
A54SX16A-1PQG208 Übersicht
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a fabric of programmable logic blocks and interconnects that designers configure after manufacturing. Within the FPGA hierarchy, the SX-A sits in the antifuse, one-time-programmable (OTP) category: unlike SRAM FPGAs, it retains its configuration permanently, requires no external configuration ROM, and is inherently more resistant to bit-flip and bitstream-readback attacks.
Key features include the sea-of-modules architecture delivering ASIC-like performance, deterministic routing delays for timing closure, low static power typical of antifuse CMOS, and 175 programmable I/O supporting 5V-tolerant signaling. The combination of 24K gates and 263 MHz toggle rate suits glue logic consolidation, bus bridging, state machines, and high-speed control paths that would otherwise require multiple SPLDs or an ASIC.
Technically, the device is built on a CMOS process with 1452 combination logic modules (CLBs) organized as sea-of-modules, achieving gate utilization levels near ASIC density. Antifuse programming provides permanent interconnect with negligible series resistance, contributing to speed and reliability. The -1 speed grade denotes the standard commercial timing grade of the SX-A family.
Typical applications include industrial control and automation, telecommunications line cards, military/aerospace legacy systems, and embedded glue logic for microprocessor systems, where single-chip integration lowers BOM cost and board area.
Design consideration: because the device is OTP, verify your logic thoroughly in simulation and, where practical, prototype on an in-system-programmable part of the family before committing the antifuse array.
This page adds value beyond the manufacturer datasheet by consolidating distributor pricing tiers, pin-compatible same-package alternates, and drop-in replacement guidance for obsolescence-prone legacy designs.
Drop-in-Alternativen für A54SX16A-1PQG208 – 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 A54SX16A-1PQG208 (gleiche Bauform und Footprint) – abweichend in Package, RoHS Status, System Gates, Family, Process Technology.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
A54SX16A-1PQG208M
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Preis auf Anfrage
Datenblatt ansehen →A54SX16A-PQG208A
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Datenblatt ansehen →A54SX16A-PQG208M
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$451.23 / Stück
Datenblatt ansehen →A54SX16A-2PQG208
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Datenblatt ansehen →A54SX16A-1PQG208A
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
A54SX32A-1PQG208M
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Datenblatt ansehen →A54SX32A-2PQG208I
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$47.95 / Stück
Datenblatt ansehen →A54SX16A-1PQG208 Grenzwerte & elektrische Eigenschaften
| Family | SX-A (Actel/Microsemi antifuse FPGA) |
| System Gates | 24000 |
| Logic Cells / CLBs | 1452 |
| User I/O | 175 |
| Max Toggle Frequency | 263 MHz |
| Input Setup Time | 1.2 ns |
| Versorgungsspannung | 2.25 V to 5.25 V |
| Speed Grade | -1 |
| Programmable Type | OTP (antifuse) |
| Gehäuse | 208-BFQFP (PQFP-208) |
| Lead Pitch | 0.5 mm |
| Montageart | Surface Mount (SMD/SMT) |
| Standard Package Quantity | 24 (Tray) |
| Process Technology | CMOS |
| RoHS-Status | RoHS Compliant |
| Configuration Support | No external configuration device required (OTP) |
A54SX16A-1PQG208 24 (tray) Pinbelegungsleitfaden
Pinbelegung für A54SX16A-1PQG208 (24 (tray)-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 A54SX16A-1PQG208.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
A54SX16A-1PQG208 ist geeignet für 6 Anwendungs: Industrial Control and Automation, Telecommunications Line Cards, Military and Aerospace Legacy Systems, Embedded Glue Logic Consolidation, Test and Measurement Instrumentation, Medical Device Legacy Sustainment.
Industrial Control and Automation
The A54SX16A-1PQG208 fits industrial control applications where deterministic, instant-on logic replaces multiple PLDs and discrete glue chips. Its 2.25V to 5.25V supply tolerance rides through noisy 5V and 3.3V factory rails without level translators, while the 175 user I/O handle parallel fieldbus, encoder, and sensor interfaces. The antifuse OTP fabric eliminates configuration-upset risk from electrical noise and powers up functional within microseconds, unlike SRAM FPGAs that need a boot cycle. With a 263 MHz toggle ceiling and 1452 CLBs, it consolidates PLC I/O logic, motion control state machines, and backplane bridging into a single 208-pin PQFP, cutting BOM count and board area while providing ASIC-like reliability for long-lifetime industrial equipment.
Empfohlen
Telecommunications Line Cards
The A54SX16A-1PQG208 serves telecom line-card designs that need fast, deterministic control logic between PHY devices and backplanes. Its antifuse routing gives deterministic delays critical for fixed-timing interfaces, and the 263 MHz toggle rate with 1.2 ns-class input setup comfortably covers T1/E1 framing, HDLC processing, and backplane handshaking at DS3-class rates. The 175 I/O density supports wide parallel buses to line interface chips, and 5V-tolerant CMOS I/O connects directly to legacy 5V line-card components. As an OTP device it starts instantly at hot-swap power-up with no configuration delay, and its low static antifuse power helps thermal budgets in high-slot-density chassis where every watt per card is constrained.
Empfohlen
Military and Aerospace Legacy Systems
Antifuse FPGAs like the A54SX16A-1PQG208 are staples of defense and aerospace sustainment programs because their one-time-programmed configuration cannot be upset by radiation-induced configuration flips and cannot be read back, providing inherent design security. The device's instant power-up suits systems with strict initialization timing, and its 5V-tolerant I/O interfaces with legacy MIL-spec 5V logic families still present in avionics buses. With 24,000 gates and 175 I/O, it implements protocol conversion, telemetry formatting, and bus arbitration functions. Many obsolescence-driven redesigns use the same-footprint A54SX32A-1PQG208M to add margin without board respin, preserving qualification test documentation for the unchanged PCB and interconnect.
Empfohlen
Embedded Glue Logic Consolidation
The A54SX16A-1PQG208 excels at replacing clusters of 74xx logic, SPLDs, and PALs in embedded processor systems. Its 1452 CLBs absorb address decoding, bus transceiving, wait-state generation, interrupt aggregation, and reset supervision that would otherwise occupy a dozen packages. Microchip positions the SX-A family precisely for this 'system-wide savings by integrating multiple functions into a low cost, single-chip solution'. The wide 2.25V to 5.25V supply range lets one device bridge 5V processor buses and 3.3V peripherals without translators, and 175 I/O is ample for full-width parallel buses. Deterministic antifuse timing means decoded chip-select edges meet processor timing without the variation of reprogrammable fabrics.
Empfohlen
Test and Measurement Instrumentation
Bench and automated test instruments use the A54SX16A-1PQG208 for timing sequencers, trigger logic, and counter/timer front ends. The 263 MHz toggle capability supports 100 MHz-class event counting, while deterministic antifuse routing delivers channel-to-channel skew low enough for coherent multi-channel sampling logic. The 1.2 ns input setup time enables direct capture of fast status signals without external latches, and 5V-tolerant I/O connects to instrumentation-standard 5V signaling. Because the configuration is OTP, instrument firmware cannot be corrupted by customer tampering or power anomalies, improving field reliability - an important consideration for instruments with 10-year service expectations in calibration-sensitive environments.
Empfohlen
Medical Device Legacy Sustainment
Certified medical equipment such as imaging controllers and patient-monitoring backplanes frequently embed SX-A FPGAs in their approved designs. The A54SX16A-1PQG208 supports these platforms with instant-on, permanently configured logic whose behavior cannot drift between power cycles - a property regulators value when revalidating software-controlled devices. Its 24K gates and 175 I/O implement sensor front-end sequencing, alarm prioritization, and host interface logic, while 2.25V to 5.25V operation tolerates the mixed 5V/3.3V rails common in legacy medical boards. For service organizations sustaining approved designs, the same-footprint A54SX16A-1PQG208A and -M suffix variants provide authorized substitution paths that avoid hardware change-notification paperwork.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für A54SX16A-1PQG208 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | A54SX16A-1PQG208M | A54SX16A-2PQG208 | A54SX32A-1PQG208M | A54SX32A-2PQG208I |
|---|---|---|---|---|---|
| Package | 208-BFQFP (PQFP-208) | 208-BFQFP - same | 208-BFQFP - same | 208-BFQFP - same | 208-BFQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24000 | 24000 | 24000 | 36000 | 36000 |
| Temperature Grade | Standard (per suffix -PQG) | Standard (M flow grade) | Commercial | Standard (M flow grade) | Industrial (-I) |
| Supply Voltage | 2.25 V to 5.25 V | 2.25 V to 5.25 V | 2.25 V to 5.25 V | 2.25 V to 5.25 V | 2.25 V to 5.25 V |
| Recompile Required | N/A (target part) | No (same die) | No (same die) | Yes (SX32A die) | Yes (SX32A die) |
Wichtigste Unterscheidungsmerkmale
- Deterministic antifuse routing with instant power-up (vs. A54SX32A-1PQG208M)
- Timing margin for free via faster speed grade (vs. A54SX16A-2PQG208)
- Industrial temperature option in same footprint (vs. A54SX32A-2PQG208I)
- 5V-tolerant wide supply I/O (vs. SRAM FPGAs (e.g., Xilinx XC4000-class))
Designhinweise
The A54SX16A-1PQG208 accepts 2.25V to 5.25V, but timing specifications are only guaranteed across the datasheet's characterized supply window for the -1 speed grade. Decouple all VCC pins with 0.1uF ceramics placed within a few millimeters of each supply pin, plus one bulk 10uF per rail. Because antifuse static current is negligible, total power is dominated by dynamic switching: minimize high-fanout nets and register the highest-speed clocks onto dedicated clock resources to keep dynamic current predictable across the 175 I/O.
The device is one-time programmable: once antifuses are blown, the design is permanent and any logic change requires a new physical part. Complete RTL simulation, static timing analysis at the -1 speed grade corner, and a board-level prototype before committing to programming. Reserve a test socket or programming header footprint on the PCB so Silicon Sculptor or in-system programming can be performed reliably, and verify the programmer's algorithm revision matches the current Microchip device revision (note the -PQG208A suffix denotes a later die revision).
The 208-pin BFQFP with 0.5 mm pitch requires careful land-pattern design per IPC-SM-782-style PQFP footprints. Fan out the 175 user I/O with via-in-pad avoided; use dog-bone escapes on the two outer rows. Keep unterminated 5V-tolerant outputs away from reset and test pins to prevent crosstalk-induced false triggering during power sequencing. A solid ground plane under the die center reduces ground bounce on simultaneously switching outputs; limit SSO groups per the datasheet guidance for the PQFP package.
At the 263 MHz toggle ceiling, treat any output driving more than roughly 100 mm of trace as a transmission line: add 22-33 ohm series termination at the driver and keep stubs short. Group simultaneously switching outputs (buses) together on adjacent I/O rings with adjacent ground pins to bound ground bounce. For clocks entering the FPGA, route on an inner layer referenced to ground and add a series resistor near the source to slow edges to the minimum slew the design needs - faster edges buy nothing and only add EMI.
Compliance-Informationen
FindIC specification summary explicitly states ROHS COMPLIANT for the plastic PQFP-208 package. REACH, halogen-free, and conflict-minerals status not stated in provided data.