A54SX16A-1PQG208M - 24K Gate Antifuse FPGA 208-PQFP | Microchip
Teilenummer: A54SX16A-1PQG208M ✓ Aktiv| Menge | Stückpreis | Gesamt |
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| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
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A54SX16A-1PQG208M Übersicht
An FPGA is a programmable logic device that implements digital circuits by programming internal interconnects and logic modules. Within the programmable logic hierarchy, the A54SX16A belongs to the antifuse FPGA category: one-time programmable (OTP) devices in which each programmable interconnect is an amorphous silicon antifuse that permanently switches from high impedance to low resistance when programmed. Compared with SRAM-based FPGAs, antifuse FPGAs are non-volatile at power-up, resist readback and bitstream attacks, and consume far lower static power, making them a power management and security-friendly choice for glue logic integration.
Key features include single-chip integration that replaces multiple discrete logic devices, support for 2.5 V, 3.3 V, and 5 V I/O signalling standards on 0.22 um / 0.25 um CMOS antifuse technology, and a low-power, high-performance fabric suitable for designs clocked at hundreds of megahertz (the SX16A family cell toggle rate is specified up to 263 MHz per distributor data). The -1 speed grade denotes the standard industrial speed bin of the SX-A family.
The device architecture uses Actel's SX-A sea-of-modules fabric with clustered C-cells (combinational) and R-cells (sequential), connected through a segmented routing structure programmed by antifuse links. This yields deterministic, flip-flop-rich timing without configuration time at power-up.
Typical applications include industrial control and automation glue logic, telecommunications and networking line-card functions, aerospace and defense designs requiring one-time-programmable security, and bridge/interface consolidation on microprocessor-based boards.
Design consideration: because the antifuse is one-time programmable, prototype thoroughly in simulation (Libero/Microchip design flow) before programming production devices; there is no reprogramming fallback.
This page adds distributor pricing context, same-brand drop-in alternatives, comparison tables, and design notes not found in the manufacturer datasheet. Pricing referenced below is as of 2026-09-03.
Drop-in-Alternativen für A54SX16A-1PQG208M – 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-1PQG208M (gleiche Bauform und Footprint) – abweichend in Package, RoHS Status, System Gates, Family, Process Technology.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
A54SX16A-PQG208M
✅ Drop-In✓ Auf Lager
$451.23 / Stück
Datenblatt ansehen →A54SX16A-2PQG208
✅ Drop-In✓ Auf Lager
Preis auf Anfrage
Datenblatt ansehen →A54SX16A-1PQG208I
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$45.9 / Stück
Datenblatt ansehen →A54SX16P-1PQG208M
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$28.5 / Stück
Datenblatt ansehen →A54SX32A-1PQG208I
✅ Drop-In✓ Auf Lager
$44.75 / Stück
Datenblatt ansehen →A54SX32A-1PQG208M
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
Preis auf Anfrage
Datenblatt ansehen →A54SX16A-1PQG208M Grenzwerte & elektrische Eigenschaften
| Family | SX-A (Antifuse FPGA) |
| System Gates | 24,000 gates |
| Typical Gates | 16,000 gates |
| Logic Cells (Modules) | 924 cells |
| User I/O | 175 |
| Speed Grade | -1 |
| Core Supply Voltage | 2.5 V |
| I/O Voltage Support | 2.5 V, 3.3 V, 5 V |
| Process Technology | 0.22 um / 0.25 um CMOS antifuse |
| Programming Type | One-time programmable (OTP) antifuse |
| Maximum Toggle Rate | 263 MHz |
| Gehäuse | 208-pin BFQFP (PQFP), 28x28 mm class body |
| Montageart | Surface Mount |
| Lead Finish | Lead free (G suffix) |
| RoHS-Status | Compliant (lead-free per distributor listing) |
A54SX16A-1PQG208M 208-pin bfqfp (pqfp), 28x28 mm class body Pinbelegungsleitfaden
Pinbelegung für A54SX16A-1PQG208M (208-pin bfqfp (pqfp), 28x28 mm class body-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-1PQG208M.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
A54SX16A-1PQG208M ist geeignet für 6 Anwendungs: Industrial Control and Automation, Telecommunications and Networking Line Cards, Aerospace and Defense Secure Logic, Microprocessor Board Glue Logic, Medical Instrumentation Control Interface, Test and Measurement Equipment.
Industrial Control and Automation
The A54SX16A-1PQG208M consolidates address decoding, bus interfacing, sequencers, and discrete control logic in factory automation and process-control equipment. Its 24K system gates and 175 user I/Os give enough capacity to replace dozens of 74-series devices, cutting board area and BOM count, while its support for 5 V, 3.3 V, and 2.5 V I/O signalling lets it bridge legacy 5 V PLC signals to modern 3.3 V microcontroller buses without level translators. Because the antifuse fabric is non-volatile, control logic is active the instant 2.5 V core power appears, eliminating FPGA configuration delay at machine power-up. Static power is very low, so it suits fanless cabinets where thermal budget is limited. Program once during production; the one-time-programmable fabric also prevents field tampering with control logic.
Empfohlen
Telecommunications and Networking Line Cards
In telecom and networking equipment, the A54SX16A-1PQG208M implements framing logic, backplane bus bridges, status aggregation, and clock-domain glue functions on line cards. The -1 speed grade fabric supports clock rates in the tens to low hundreds of megahertz (family toggle capability up to 263 MHz), sufficient for many T1/E1, backplane, and management-bus tasks. Its 5 V tolerant-capable I/O family (2.5/3.3/5 V support) interfaces directly with legacy telecom rails common in NEBS-style shelves. The antifuse architecture's deterministic power-up behavior matters in systems where traffic must resume instantly after power events, and its low static power contributes to the tight power-per-slot budgets of high-density shelves. The 208-PQFP offers 175 I/Os for wide parallel backplanes.
Empfohlen
Aerospace and Defense Secure Logic
Antifuse FPGAs like the A54SX16A are a classic choice for defense and aerospace designs because the programming data physically resides in antifuse links that cannot be read back as a bitstream, providing inherent design-security against reverse engineering. The A54SX16A-1PQG208M's one-time programmability also means there is no configuration upset from single-event effects on a configuration memory, an important radiation-tolerant design pattern (space flight versions of Actel families are derived from the same architecture). With 24K gates and 175 I/Os, it implements telemetry encoding, actuator control sequencing, and bus interfaces. Designers should perform full simulation before programming since no rework is possible, and follow Microchip programming-house flow for OTS devices in high-reliability programs.
Empfohlen
Microprocessor Board Glue Logic
Embedded CPU boards frequently need chip-select generation, wait-state logic, interrupt controllers, and bus transceiving around a processor. The A54SX16A-1PQG208M absorbs all of this into one 208-pin device, replacing legacy PAL/GAL/PLD clusters that are increasingly unavailable. The SX-A architecture's flip-flop-rich R-cells handle state machines for bus handshaking at processor clock rates, while 2.5/3.3/5 V I/O support matches mixed-rail boards spanning old 5 V peripherals and new 3.3 V SoCs. Non-volatile antifuse configuration means the FPGA is ready before the CPU comes out of reset, avoiding the boot-order problems SRAM FPGAs create. One-time programming is acceptable here because glue-logic images are frozen at board release.
Empfohlen
Medical Instrumentation Control Interface
Diagnostic and monitoring instruments use the A54SX16A-1PQG208M to sequence front-end acquisition hardware, generate timing strobes for sensors, and consolidate control-panel interfaces. The device's low static power supports benchtop and portable instruments with modest thermal budgets, and its 175 I/Os accommodate wide parallel sensor buses, display drivers, and actuator controls on one device. Antifuse determinism guarantees identical power-up state on every instrument unit, simplifying regulatory validation where repeatable startup behavior must be documented. Since the logic image is fixed in manufacturing, the design is immune to accidental field reconfiguration, a reliability plus for devices intended to operate unattended in clinics. Pair with precision analog front-ends for acquisition chains.
Empfohlen
Test and Measurement Equipment
Bench instruments and automated-test fixtures employ the A54SX16A-1PQG208M as a timing generator, relay-matrix controller, and host-interface bridge. The SX-A fabric's up to 263 MHz toggle capability and deterministic antifuse routing deliver repeatable edge timing across units, which matters when instruments are calibrated individually. The 208-PQFP's 175 I/Os drive large relay or multiplexer matrices directly through appropriate drivers, and the 5 V tolerant I/O support eases integration with legacy rack hardware. Because test equipment firmware images rarely change after release, the one-time-programmable model carries no practical penalty, and it eliminates the configuration-storage failure mode. Low static current also helps battery-backed and always-on measurement subsystems.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für A54SX16A-1PQG208M – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | A54SX16A-PQG208M | A54SX16A-2PQG208 | A54SX16A-1PQG208I | A54SX32A-1PQG208I |
|---|---|---|---|---|---|
| Package | 208-PQFP (BFQFP) | 208-PQFP (BFQFP) - same | 208-PQFP (BFQFP) - same | 208-PQFP (BFQFP) - same | 208-PQFP (BFQFP) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24,000 | 24,000 | 24,000 | 24,000 | 32,000-class (higher) |
| Speed Grade | -1 | -1 class | -2 (faster) | -1 | -1 |
| Lead Finish | Lead free (G) | Original (non-G, leaded) | Lead free (G) | Lead free (G) | Lead free (G) |
| Programming | One-time programmable antifuse | OTP antifuse | OTP antifuse | OTP antifuse | OTP antifuse |
| Recompilation Required for Migration | N/A | No (same die) | No (same die, faster bin) | No (same die, temp variant) | Yes (different density) |
Wichtigste Unterscheidungsmerkmale
- Non-volatile instant-on configuration (vs. SRAM FPGAs (e.g., Xilinx XC4000-class))
- Inherent design security (vs. A54SX16A-PQG208M vs SRAM-based competitors)
- Lead-free finish at identical footprint (vs. A54SX16A-PQG208M)
- Faster speed bin available in same footprint (vs. A54SX16A-2PQG208)
Designhinweise
The A54SX16A is one-time programmable: once antifuses are blown, the device cannot be erased or reprogrammed. Complete gate-level simulation, timing closure, and (ideally) prototype validation using the same design flow (Microchip Libero/Designer) before submitting the fuse map to programming. Order engineering lots and verify on real hardware before releasing production programming files. Assign unused I/Os per datasheet guidance to avoid floating inputs, and confirm VPP programming pins are accessible on the PCB or via a programming header if in-system programming is planned.
Power the 2.5 V core rail and the selected I/O bank rails (2.5 V, 3.3 V, or 5 V per bank assignment) separately with local 0.1 uF ceramic decoupling at each supply pin pair, plus bulk 10 uF near the device. Because antifuse FPGAs draw negligible static current, dynamic power dominates: use the Microchip power calculator with your actual toggle rates (up to 263 MHz capability) rather than worst-case data-sheet numbers to size the regulator. Do not connect VPP during normal operation; it is used only in the programming step.
The 208-PQFP has 0.5 mm fine pitch leads: specify a 0.2 mm-width stencil aperture for solder paste and use OSP or ENIG finish for reliable gulling. Route a solid ground plane under the device and keep high-fanout clock nets short; SX-A timing is fixed after routing, so lock critical clock placement in the design tool. For mixed 5 V/3.3 V systems, verify each bank's voltage assignment against the pinout tables in the SX-A datasheet before layout, because bank voltage compliance is per-pin-group, not per-device.
Compliance-Informationen
Lead-free status per distributor listing (PCB Electronics: LEAD FREE) and G-suffix package code. Full REACH, halogen-free, and conflict-minerals declarations should be obtained from Microchip product environmental compliance documents.
