A54SX72A-FPQ208 - 108K-Gate Antifuse FPGA, 171 I/O | Microchip
Teilenummer: A54SX72A-FPQ208 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $248 | $248,00 |
| 10 | $226 | $2.260,00 |
| 100 | $198 | $19.800,00 |
| 500 | $182 | $91.000,00 |
| 1.000 | $169 | $169.000,00 |
A54SX72A-FPQ208 Übersicht
An FPGA (Field-Programmable Gate Array) is a semiconductor device that implements user-defined digital logic through configurable logic blocks (CLBs) and programmable interconnect. The A54SX72A belongs to the antifuse FPGA subcategory: unlike SRAM-based FPGAs, its programming connections are permanent antifuse links, giving it inherent non-volatility, high design security, and instant-on operation with no external configuration device. Within the programmable logic hierarchy it sits as: FPGA -> antifuse FPGA -> programmable logic IC -> digital IC.
Key features include 108,000 available system gates (up to 72,000 typical gates usable for design implementation), 171 user I/O pins, quadrant clock inputs (CLKA-CLKD) feeding dedicated global clock distribution networks, and dedicated flip-flops for high-speed registered designs. The device is optimized for low power and single-chip integration, replacing multiple glue-logic devices with one secure, non-reprogrammable silicon solution.
Technically, the SX-A architecture uses a sea-of-modules fabric with combinable logic modules, and its I/O levels are compatible with standard TTL, LVTTL, LVCMOS2, 3.3 V PCI, and 5 V PCI signaling specifications, easing integration into both legacy 5 V and modern 3.3 V systems. The antifuse interconnect adds very low junction capacitance, supporting high-speed, low-skew clocking compared with pass-transistor SRAM routing.
Typical applications include industrial control and automation, communications and networking interface logic, aerospace and defense designs requiring configuration-readout security, and legacy system life-cycle management where the bitstream cannot be dumped or cloned.
Design consideration: because the device is OTP, verify the design fully in simulation and, where practical, in a companion reprogrammable device or larger-pin-count member of the family before committing to programming - antifuse errors cannot be corrected in-circuit.
This page synthesizes verified distributor data, same-family drop-in alternatives, pinout guidance, and practical design notes beyond what the manufacturer datasheet alone provides.
Drop-in-Alternativen für A54SX72A-FPQ208 – 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-FPQ208 (gleiche Bauform und Footprint) – abweichend in Package, System Gates, Clock Networks, Process Technology, Operating Temperature.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
A54SX72A-FPQG208
✅ Drop-In✓ Auf Lager
$39.9 / Stück
Datenblatt ansehen →A54SX72A-PQ208
✅ Drop-In✓ Auf Lager
$65 / Stück
Datenblatt ansehen →A54SX72A-PQ208I
✅ Drop-In✓ Auf Lager
$45.1 / Stück
Datenblatt ansehen →A54SX72A-PQG208
✅ Drop-In✓ Auf Lager
$181.3 / Stück
Datenblatt ansehen →A54SX72A-PQG208I
✅ Drop-In✓ Auf Lager
$86.9 / Stück
Datenblatt ansehen →A54SX72A-PQG208M
✅ Drop-In✓ Auf Lager
$3667.221 / Stück
Datenblatt ansehen →A54SX72A-FPQ208 Grenzwerte & elektrische Eigenschaften
| Family | SX-A (Antifuse FPGA) |
| System Gates | 108,000 |
| Typical Usable Gates | Up to 72,000 |
| User I/O Pins | 171 |
| Configurable Logic Blocks | 6036 |
| Process Technology | 0.25 um CMOS |
| Programmability | Antifuse, One-Time Programmable (OTP) |
| Gehäuse | 208-BFQFP, 28 x 28 mm |
| Montageart | Surface Mount |
| I/O Standards | TTL, LVTTL, LVCMOS2, 3.3 V PCI, 5 V PCI |
| Clock Networks | Quadrant clock inputs CLKA-CLKD with global distribution |
| Speed Grade | F (standard) |
A54SX72A-FPQ208 208-bfqfp, 28 x 28 mm Pinbelegungsleitfaden
Pinbelegung für A54SX72A-FPQ208 (208-bfqfp, 28 x 28 mm-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-FPQ208.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
A54SX72A-FPQ208 ist geeignet für 6 Anwendungs: Industrial Control and Automation, Communications and Networking Interface Logic, Aerospace and Defense Secure Logic, Legacy System Life-Cycle Management, Test and Measurement Instrumentation, Medical Equipment Control Logic.
Industrial Control and Automation
The A54SX72A-FPQ208 integrates multiple glue-logic, interface-bridging, and sequencing functions into one 108,000-gate antifuse FPGA, which is valuable in industrial controllers where board space, power, and long-term configuration integrity matter. Its 171 user I/O pins, compatible with 5 V PCI and TTL levels, connect directly to legacy PLC I/O buses, motor-controller status lines, and 24 V-isolated interface logic through standard buffers. Because the antifuse configuration is permanent, a controller booted after a power cycle is instantly functional with no configuration device to fail. Place it between the main CPU and fieldbus transceivers, using the quadrant clock inputs (CLKA-CLKD) to distribute a clean system clock; the low-capacitance antifuse routing keeps clock skew low across the fabric, supporting deterministic I/O timing in factory automation and process-control equipment.
Empfohlen
Communications and Networking Interface Logic
In networking line cards and backplane interface boards, the A54SX72A-FPQ208 provides protocol glue logic, bus width conversion, and address decoding at high speed thanks to the SX-A architecture's low-junction-capacitance antifuse interconnect. The 171 user I/O support TTL, LVTTL, LVCMOS2, and PCI-compatible signaling, letting one device bridge 5 V PCI mezzanine buses to 3.3 V LVCMOS2 payload logic. The four quadrant clock inputs feed dedicated global clock networks, so receive and transmit quadrants can each receive low-skew clocks for synchronous FIFO and framing logic. Designers typically implement the device between a PHY or MAC and the backplane interface, where the one-time-programmable configuration guarantees the deployed bitstream cannot be altered in the field - a meaningful reliability and security property for telecom infrastructure with long service lives.
Empfohlen
Aerospace and Defense Secure Logic
The A54SX72A-FPQ208 family is widely used in aerospace and defense electronics where configuration security is mandatory: the antifuse bitstream is written once, is not readable back, and survives power cycling and radiation events better than SRAM configuration in comparable eras of technology. For avionics boxes, the 108,000-gate capacity implements MIL-STD-style bus interface state machines, built-in-test logic, and voter/arbitration circuits, with 171 I/O connecting to 5 V-tolerant and 3.3 V subsystems. For programs requiring military screening, the pin-compatible A54SX72A-PQG208M variant provides the M-suffix qualification on the identical footprint, allowing one PCB layout to serve commercial prototypes and qualified production builds. Microchip's quadrant-clock application notes for the A54SX72A and RT54SX72S document how to exploit the four CLKA-CLKD inputs for redundant, low-skew clock distribution in safety-critical designs.
Empfohlen
Legacy System Life-Cycle Management
When a discontinued ASSP, gate array, or custom logic device must be replaced to keep an legacy platform in service, the A54SX72A-FPQ208 offers a practical FPGA-based emulation target: up to 72,000 usable typical gates accommodate most medium-complexity legacy ASIC functions, and the 208-pin QFP footprint matches many legacy packages so adapter risk is low. Because the design is programmed once and locked, the emulated part behaves identically in every shipped unit for the rest of the program life - no firmware drift, no configuration corruption, and no unauthorized modification. Its I/O standards spanning TTL through 5 V PCI allow direct connection to the original board's signaling levels, frequently eliminating level-shifting redesign. Engineering teams typically validate the reverse-engineered design in simulation and on a larger SX-A or reprogrammable device before committing the OTP production units.
Empfohlen
Test and Measurement Instrumentation
Bench instruments and automated test equipment benefit from the A54SX72A-FPQ208's combination of wide I/O (171 pins), deterministic timing, and instant-on operation. The device commonly implements trigger state machines, timing generators, pattern generators, and bus mastering between the instrument CPU and measurement front ends. The antifuse fabric's low routing capacitance supports fast, repeatable path delays - important when trigger-to-measurement latency must be consistent run-to-run. Quadrant clocking via CLKA-CLKD lets acquisition and stimulus sections run on independent low-skew clock domains within one chip. Because the configuration is fixed, calibration routines can rely on stable internal routing delays over the instrument's service life, unlike SRAM FPGAs whose timing is fixed too but whose configuration storage adds a failure point. Use 3.3 V LVCMOS2 I/O banks to interface modern data converters and 5 V PCI/TTL levels for control backplanes.
Empfohlen
Medical Equipment Control Logic
Medical devices such as imaging consoles, infusion systems, and laboratory analyzers require control logic that powers up instantly, behaves identically across all shipped units, and resists unauthorized modification - properties the A54SX72A-FPQ208 delivers through its one-time-programmable antifuse configuration. The 108,000-gate capacity integrates front-panel sequencing, safety interlock state machines, and host-interface glue logic in a single 28 x 28 mm chip, and the 171 user I/O support the mixed TTL and 3.3 V signaling commonly found in medical backplanes. Deterministic power-up with no configuration loader simplifies IEC 60601-oriented risk analysis by removing a boot-failure mode associated with external configuration memories. For hospital-environment ambient conditions the commercial FPQ208 grade is adequate; for equipment with extended environmental requirements, the same die is available as A54SX72A-PQG208I with industrial temperature range on an identical footprint.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für A54SX72A-FPQ208 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | A54SX72A-FPQG208 | A54SX72A-PQ208 | A54SX72A-PQG208I | A54SX72A-PQG208M |
|---|---|---|---|---|---|
| Package | 208-BFQFP (28 x 28 mm) | 208-BQFP (28 x 28 mm) - same | 208-PQFP (28 x 28 mm) - same footprint | 208-PQFP green (28 x 28 mm) - same footprint | 208-PQFP green (28 x 28 mm) - same footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 108,000 | 108,000 | 108,000 | 108,000 | 108,000 |
| User I/O | 171 | 171 | 171 | 171 | 171 |
| Package Build | Fine-pitch (F) standard build | Green / RoHS build | Standard PQFP | Green / RoHS build | Green build, M-screened |
| Programmability | Antifuse OTP | Antifuse OTP | Antifuse OTP | Antifuse OTP | Antifuse OTP |
Wichtigste Unterscheidungsmerkmale
- Configuration security by physics (vs. SRAM-based FPGAs)
- Industrial and military variants on the identical footprint (vs. A54SX72A-FPQG208 / A54SX72A-PQG208I)
- Legacy 5 V bus compatibility (vs. Modern SRAM FPGA families)
Designhinweise
The A54SX72A is one-time programmable: once the antifuse array is blown, the device cannot be corrected or reprogrammed. Complete full functional simulation and, ideally, validate the design on a reprogrammable platform or a larger SX-A device before programming production units. Order prototype quantities of the same speed grade you will ship, and program a small pilot lot first. Pin-point the exact Microchip programming file generation flow (Designer software) to avoid a mismatch between the compiled netlist and the device ordering code.
Use the four quadrant clock inputs (CLKA, CLKB, CLKC, CLKD) deliberately: per the SX-A datasheet they map to the bottom-left, bottom-right, top-left, and top-right quadrants of the A54SX72A. Place clock-sensitive registers physically near the quadrant whose clock input they use to minimize skew, and drive each quadrant clock from a clean, low-jitter source. Mixing I/O standards (5 V PCI and LVCMOS2) is supported, but group banks by standard to keep ground bounce predictable on simultaneous switching outputs.
The 208-pin, 28 x 28 mm BFQFP has 0.5 mm-pitch leads; design land patterns per the SX-A datasheet package drawing and inspect solder joints with X-ray or angled AOI, since fine-pitch QFP joints hide bridges. Decouple every VCC/VDDA pin pair with 0.1 uF ceramics placed within 2 mm of the pin, plus bulk 10 uF at board corners. Provide a solid ground plane under the device; the exposed die paddle of the QFP center is mechanical only, but the ground plane is essential for the return path of the 171 I/O drivers.
Compliance-Informationen
The G-suffix variants (e.g., A54SX72A-FPQG208, A54SX72A-PQG208) denote Microchip green-package builds typically used for RoHS/lead-free compliance. Exact RoHS/REACH status for the FPQ208 build should be confirmed via Microchip environmental documentation.
