A54SX08-2FGG144 - 8K Gate SX FPGA 320MHz FBGA-144 | Microchip
MPN: A54SX08-2FGG144 ✓ NakahandaA54SX08-2FGG144 Ulas
An FPGA (Field-Programmable Gate Array) is a semiconductor device that implements custom digital logic through programmable interconnect and configurable logic blocks, sitting within the broader hierarchy of programmable logic devices alongside CPLDs and ASICs. The Actel SX family uses a sea-of-modules antifuse architecture: unlike SRAM-based FPGAs, its configuration is permanently set at programming time, giving it instant-on behavior, very low cryptographic vulnerability, and no external configuration memory requirement.
Key features include 320 MHz internal performance, 3.7 ns pin-to-pin clock-to-out timing, 0.1 ns input setup, and 0.25 ns clock skew, per the manufacturer datasheet. These timing figures enable single-chip integration of 66 MHz PCI-class designs with 100% resource utilization and 100% pin locking, a hallmark of the SX architecture.
Technically, the sea-of-modules architecture routes through antifuse elements, delivering ASIC-like speed and integration with deterministic timing. The device provides 111 user inputs and 111 user outputs in the 144-ball package, with fast pin-to-pin timing that simplifies system interfacing and enables parallel board-level design.
Typical applications include glue logic consolidation, bus interface and bridging (PCI and similar protocols), industrial control, aerospace/defense FPGA prototyping, and performance-intensive embedded control where instant-on, non-volatile configuration is required.
Design consideration: antifuse FPGAs are one-time programmable; functional changes require a new device, so verify the design in simulation thoroughly before programming. Power and I/O banking on the 3.3V/5V-tolerant I/O structure should be validated against the datasheet.
This page synthesizes verified distributor data, drop-in alternatives within the SX/SX-A families, and practical design notes not found in the manufacturer datasheet.
Mga alternatibo na pwedeng ilagay na A54SX08-2FGG144 — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok A54SX08-2FGG144 (parehas na form factor at footprint) — pagkakaiba sa Package, Family, System Gates, Operating Temperature, Process Technology.
A54SX08A-2FGG144
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
A54SX08-2FGG144M
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
A54SX08-FGG144
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →A54SX08A-2FGG144I
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
A54SX08A-1FGG144
✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo📋 Alternatibo na Reference (hindi sa katalogo)
A54SX08-2FGG144 Mga Pinakamataas na Rating at Electrical Characteristics
| Family | SX (Actel/Microsemi SX) |
| Equivalent Gate Count | 8000 gates |
| Logic Cells | 512 cells |
| Configurable Logic Blocks | 768 CLBs |
| Maksimum na Taktiko ng Oras | 320 MHz |
| Process Technology | 0.35 um CMOS |
| Volte ng Pagbibigay | 3.3 V (5.0 V tolerant I/O) |
| User Inputs | 111 |
| User Outputs | 111 |
| Clock-to-Out (Pin-to-Pin) | 3.7 ns |
| Input Set-Up Time | 0.1 ns |
| Clock Skew | 0.25 ns |
| Speed Grade | -2 |
| Packhaging | 144-ball FBGA (FGG144) |
| Uri ng Pagpapasok | Surface Mount |
| Programming Technology | Antifuse (one-time programmable) |
| Configuration Memory | Non-volatile (no external config device) |
| Lead Free | Yes (per distributor LEAD FREE listing) |
Gabay sa Pin Configuration ng A54SX08-2FGG144 144-ball fbga (fgg144)
Pin configuration para sa A54SX08-2FGG144 (144-ball fbga (fgg144) package). Kasama sa digital IC na ito ang GPIO, mga communication interface (UART, SPI, I2C), at mga power pin. Sumangguni sa datasheet ng manufacturer para sa mga alternatibong function ng pin at mga opsyon sa configuration. Mahalaga para sa disenyo ng embedded system at PCB layout.
Wala ng detalyadong pinout data na magagamit para sa A54SX08-2FGG144.
Sumangguni sa datasheet para sa buong pin configuration.
Tipikal na mga Gamit
A54SX08-2FGG144 ay nararapat para sa 6 aplikasyons: 66 MHz PCI Bus Interface and Bridging, Glue Logic Consolidation, Industrial Control Systems, Aerospace and Defense Logic, Telecommunications Line-Card Logic, Test and Measurement Fixtures.
66 MHz PCI Bus Interface and Bridging
The A54SX08-2FGG144 fits 66 MHz PCI-class designs directly: its 320 MHz internal performance, 3.7 ns pin-to-pin clock-to-out, 0.1 ns setup, and 0.25 ns clock skew exceed PCI timing requirements with margin, enabling single-chip bridge or target/master logic per the manufacturer datasheet. In a bridge application, the device terminates the PCI bus in its I/O banks, implements arbitration or address decoding in its 512 logic cells, and benefits from antifuse instant-on configuration so the bus is available at power-up without configuration latency. Trade-off: antifuse programming fixes the logic permanently, so interface changes require new silicon.
Inirekomenda
Glue Logic Consolidation
Designers use the A54SX08-2FGG144 to replace dozens of 74-series devices, PALs, and GALs with one 8,000-gate antifuse FPGA. With 111 user inputs and 111 outputs on the 144-ball FBGA, the device absorbs address decoders, bus transceivers, wait-state generators, and interrupt controllers in a single package, cutting board area and BOM count. The SX sea-of-modules architecture supports 100% resource utilization with 100% pin locking, so consolidated logic can be finalized without repinning the PCB. Instant-on antifuse configuration ensures decoded chip-selects are valid immediately at power-up, which SRAM FPGAs cannot guarantee.
Inirekomenda
Industrial Control Systems
In industrial controllers, the A54SX08-2FGG144 provides deterministic, non-volatile logic for motor sequencing, I/O scanning, and safety interlocks. The 3.3V core with 5.0V-tolerant I/O lets it interface directly with legacy 5V TTL sensors and PLC I/O racks without level shifters, reducing component count and failure points. Antifuse configuration is immune to configuration corruption from power glitches or bit-flips, a meaningful reliability advantage on factory floors, and there is no bitstream to load at power-up. The 320 MHz performance ceiling leaves ample headroom for fast counter and PWM functions relative to typical industrial clock rates in the tens of MHz.
Inirekomenda
Aerospace and Defense Logic
Antifuse FPGAs like the A54SX08-2FGG144 are historically favored in aerospace and defense systems because the configuration is inherently radiation-tolerant against configuration upsets (no stored bitstream to corrupt), requires no external configuration memory, and powers up instantly with the design active. The 8,000-gate capacity suits custom bus interfaces, telemetry encoders, and command decoders, while 111 bidirectional-capable I/O cover backplane signaling. The Microsemi/Microchip lineage (same vendor as the RTAX space FPGAs) supports long-term procurement expectations. Designers should note the one-time-programmable constraint and budget engineering patches as new programmed devices rather than field reconfiguration.
Inirekomenda
Telecommunications Line-Card Logic
Telecom line cards use the A54SX08-2FGG144 for framing logic, backplane interfacing, and clock-domain bridging. The 320 MHz internal performance and 0.25 ns clock skew support high-frequency counters and synchronous logic, while fast pin-to-pin timing (3.7 ns clock-to-out) keeps backplane handshake paths inside tight system timing budgets. The non-volatile antifuse configuration means cards enumerate and pass traffic immediately upon shelf insertion - a real operational advantage in carrier equipment where SRAM FPGA configuration delay would stall system bring-up. Five-volt tolerant I/O simplifies mixing with legacy T1/E1 framer devices on older card designs.
Inirekomenda
Test and Measurement Fixtures
Bed-of-nails and functional test fixtures employ the A54SX08-2FGG144 as timing generators, pattern engines, and protocol responders. Instant-on antifuse operation means the fixture is live the moment power is applied - no configuration download delaying test throughput. The 320 MHz performance supports fast strobe generation, and 111 I/O in the compact 144-ball FBGA provides dense channel counts within a small footprint. Because the programmed design is fixed and physically unobservable through the antifuse array, test IP embedded in the fixture is inherently protected from extraction, unlike SRAM FPGA bitstreams which can be read from configuration memory.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for A54SX08-2FGG144 — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | A54SX08A-2FGG144 | A54SX08-2FGG144M | A54SX08-FGG144 | A54SX08A-1FGG144 |
|---|---|---|---|---|---|
| Package | 144-ball FBGA (FGG144) | 144-ball FBGA (FGG144) - same | 144-ball FBGA (FGG144) - same | 144-ball FBGA (FGG144) - same | 144-ball FBGA (FGG144) - same |
| Brand | Microchip Technology (Microsemi/Actel) | Microchip Technology (Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology (Microsemi) |
| Equivalent Gates | 8,000 | 8,000 | 8,000 | 8,000 | 8,000 |
| Max Clock Frequency | 320 MHz (-2 grade) | 320 MHz class (-2 grade) | 320 MHz | Standard grade - slower than -2 | -1 grade - slower than -2 |
| Supply Voltage | 3.3 V (5.0 V tolerant I/O) | 3.3 V (5.0 V tolerant) | 3.3 V | 3.3 V (5.0 V tolerant) | 3.3 V (5.0 V tolerant) |
| Family / Architecture | SX (antifuse, sea-of-modules) | SX-A (enhanced antifuse) | SX (antifuse) | SX (antifuse) | SX-A (enhanced antifuse) |
Pangunahing mga Pagkakaiba
- Fastest speed grade in the 8K-gate 144-ball footprint (kumpara saA54SX08-FGG144)
- Original SX family antifuse architecture (kumpara saA54SX08A-2FGG144)
- Instant-on, non-volatile configuration (kumpara saSRAM FPGAs (Xilinx/Intel families))
Talaan ng Disenyo
The A54SX08-2FGG144 is a one-time-programmable antifuse FPGA. Unlike SRAM FPGAs, a design change after programming requires a new physical device. Complete full gate-level timing simulation and functional verification in Microchip Libero (or legacy Actel Designer) before committing silicon, and order spare programmed units for engineering patches. Budget 5-10% device overhead above required utilization since 100% packing, while achievable per the datasheet, leaves no margin for late ECOs.
Supply the FPGA core and I/O at 3.3V per the datasheet specification; the 5.0V-tolerant I/O supports legacy TTL interfaces without level translation, but input rise/fall and drive-current limits must still be checked against the SX family electrical tables. Decouple the 144-ball FBGA power balls with a network of 0.1 uF ceramic capacitors placed within 2-3 mm of the package, plus bulk 10 uF per rail. Simultaneous switching output (SSO) noise on the 111 user I/O should be managed by distributing ground return balls, per the SX family package guidelines.
The 144-ball FBGA (FGG144) requires fine-pitch BGA layout practice: via-in-pad or dogbone fanout with 0.3-0.5 mm via drills, controlled-impedance routing for high-speed pin-to-pin paths (3.7 ns clock-to-out assumes standard load per the datasheet), and attention to the BGA reflow profile - PBGA packages are moisture-sensitive, so bake and follow MSL floor-life rules from the device packing label. Keep clock routing short and matched to reduce the 0.25 ns clock-skew budget impact across the array.
Impormasyon ng Pagsunod sa Kautusan
Distributor data (PCB Electronics Supply Chain) lists A54SX08-2FGG144 as LEAD FREE. Full RoHS/REACH status not stated in verified data - confirm with Microchip compliance documentation.
