A54SX08-FGG144 - SX FPGA 8K Gates 144-FBGA | Microchip
MPN: A54SX08-FGG144 ✓ Hoạt độngA54SX08-FGG144 Tóm tắt
An FPGA (Field-Programmable Gate Array) is a semiconductor device that implements custom digital logic through programmable interconnect and configurable logic blocks. Within the programmable logic hierarchy, the SX family occupies the high-performance, non-volatile segment: unlike SRAM FPGAs, its antifuse fabric is programmed once at the factory or in-house, retains configuration through power cycles, and needs no configuration PROM or boot sequence. This makes it a direct ancestor of the modern power-management and logic-integration role played by one-time-programmable FPGAs in aerospace and industrial systems.
Key features of the A54SX08-FGG144 include a 0.35 um antifuse process technology, dual supply operation (core at 3.3V with 5V-tolerant I/O support per the 3.3V/5V operating ranges of 3V-3.6V and 4.75V-5.25V), and a sea-of-modules architecture that delivers high routing efficiency and predictable timing. With 768 LABs and 512 logic cells, it suits moderate-density glue logic, bus interfacing, and state-machine integration.
The architecture uses Actel's proprietary antifuse interconnect, which adds near-zero parasitic capacitance on programmed paths - the reason SX devices achieve 240 MHz-class system performance in a mature process node. Non-volatility also yields instant-on behavior and strong resistance to configuration corruption, a key reliability benefit in harsh environments.
Typical applications include industrial control and automation glue logic, communication bridge functions, legacy aerospace/defense subsystem upgrades, and power-on-critical control paths where a bitstream-loading FPGA is unacceptable.
Design consideration: as a one-time-programmable device, any logic change requires a new programmed part - prototype thoroughly with simulation and, where possible, reserve the industrial-temperature A54SX08-FGG144I variant for extended-environment builds.
This page synthesizes verified distributor data, drop-in replacement analysis, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho A54SX08-FGG144 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với A54SX08-FGG144 (cùng hình factor và footprint) — khác nhau ở Package, Family, System Gates, Operating Temperature, Process Technology.
A54SX08-FGG144I
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →A54SX08-FGG144 Tỷ lệ tối đa & tính chất điện
| Family | Actel SX (AXcelerator predecessor SX family) |
| System Gates | 8K |
| Logic Cells | 512 |
| Number of LABs/CLBs | 768 |
| Maximum System Frequency | 240 MHz |
| Process Technology | 0.35 um antifuse |
| Number of I/O | 111 |
| Supply Voltage (Core) | 3 V to 3.6 V |
| Supply Voltage (I/O) | 4.75 V to 5.25 V |
| I/O Voltage Support | 3.3 V / 5 V |
| Hộp / Vỏ | 144-LBGA (FBGA) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | 0C to 70C (TA) |
| Program Type | One-Time Programmable (antifuse) |
| Packaging | Tray |
| Product Status | Active |
| Lead Free | Yes (LEAD FREE per distributor listings) |
Hướng dẫn cấu hình chân A54SX08-FGG144 144-lbga (fbga)
Cấu hình chân cho A54SX08-FGG144 (144-lbga (fbga) gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho A54SX08-FGG144.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
A54SX08-FGG144 phù hợp cho 6 Áp dụngs: Industrial Control and Automation Glue Logic, Aerospace and Defense Legacy Subsystem Upgrades, Communication Bridge and Protocol Conversion, Power-On-Critical Control Paths, Test and Measurement Instrument Interface Logic, Medical Device Control and Interface Boards.
Industrial Control and Automation Glue Logic
The A54SX08-FGG144 fits industrial automation control planes where deterministic, instant-on logic replaces boards full of discrete 74-series devices. Its 240 MHz-class antifuse fabric handles fast address decoding, bus bridging, and complex state machines, while 111 user I/Os on a 4.75V-5.25V I/O supply interface directly to legacy 5V industrial signal levels without level shifters. Because the antifuse configuration is non-volatile, control logic is active within microseconds of power application - no configuration PROM or boot sequence that could be disrupted by noisy factory power. In a typical PLC backplane role, the SX08 integrates decode, interrupt control, and handshaking in one 144-FBGA, cutting BOM count and board area versus discrete TTL while improving timing predictability across the 0C-70C commercial range.
Được đề xuất
Aerospace and Defense Legacy Subsystem Upgrades
SX-family antifuse FPGAs are a heritage technology in defense and aerospace electronics, and the A54SX08-FGG144 fits obsolescence-driven redesigns of legacy signal-conditioning and interface boards. The one-time-programmable fabric provides configuration integrity that survives vibration, thermal cycling, and single-event effects better than SRAM bitstreams, and the 0.35 um process node offers inherent tolerance advantages over deep-submicron devices. With 512 logic cells and 111 I/Os, it absorbs MIL-STD-style bus interface logic, timer functions, and telemetry encoding from aging PAL/GAL clusters. Designers value that the same design files port across temperature grades - commercial A54SX08-FGG144 for ground equipment and the industrial A54SX08-FGG144I for harsher environments - using an identical 144-FBGA footprint and pinout, minimizing PCB respins during qualification.
Được đề xuất
Communication Bridge and Protocol Conversion
The A54SX08-FGG144 serves as a protocol bridge in communication equipment, converting between legacy parallel buses and serial interfaces at line rates supported by its 240 MHz fabric capability. The sea-of-modules architecture yields short, predictable routing delays - critical when timing budgets for 5V-tolerant backplane interfaces are tight and cannot tolerate the variable routing delays typical of SRAM FPGA architectures. 111 I/Os allow simultaneous connection of multiple bus domains (for example a 16-bit parallel data path plus address, control, and handshake signals), and the dual-rail design (3V-3.6V core, 4.75V-5.25V I/O) lets one device span 3.3V logic and 5V legacy I/O banks without external translators. Non-volatile configuration means a link comes up instantly after a power cycle in unattended remote equipment.
Được đề xuất
Power-On-Critical Control Paths
Systems that must exercise control within microseconds of power application - such as power-supply sequencing supervisors, interlock logic, and safety shutoff paths - are a natural fit for the A54SX08-FGG144. Unlike SRAM FPGAs that spend milliseconds to seconds loading a bitstream from external flash, the antifuse configuration is hardwired at programming time, so logic outputs reach defined states essentially at power-up. The SX08's 512 cells comfortably implement prioritized interlock state machines, watchdog comparators, and fuse-replacement control logic. Its 3V-3.6V core with 4.75V-5.25V I/O supply supports direct 5V signaling to contactors and relay drivers common in power-distribution equipment. Designers should note the one-time-programmable trade-off: safety logic must be fully verified in simulation before programming, since a bug requires a new programmed device.
Được đề xuất
Test and Measurement Instrument Interface Logic
Bench and rack instruments benefit from the A54SX08-FGG144 as front-end interface logic: bus decoders, trigger state machines, and acquisition-handshake controllers. The antifuse fabric's low per-path capacitance and deterministic timing support the 240 MHz-class toggle rates needed for fast trigger alignment, while 111 I/Os cover parallel instrument backplanes (VME/VXI-style interfaces) with 5V-tolerant signaling on the 4.75V-5.25V I/O rail. Because programmed interconnect does not change over temperature or voltage the way SRAM routing can, measurement repeatability improves - the same net exhibits the same delay on every unit and every power cycle, simplifying calibration. Integration in the 144-FBGA replaces dozens of discrete TTL devices in legacy instrument mainframes, reducing propagate-delay scatter that would otherwise limit measurement timing accuracy.
Được đề xuất
Medical Device Control and Interface Boards
Non-safety-critical control sections of medical equipment - drawer interlocks, user-interface scanning, fan and lamp control, and communication gateway logic - map well onto the A54SX08-FGG144. The instant-on non-volatile configuration ensures the device is functional the moment system power is applied, avoiding boot-state ambiguity during the rapid power-cycling typical of diagnostic equipment, and the deterministic antifuse timing simplifies documentation for design-history files. The dual-supply architecture (3V-3.6V core, 4.75V-5.25V I/O) bridges modern 3.3V processors to legacy 5V peripheral boards still common in hospital installations. Its 0C-70C rating suits indoor clinical environments; designs exposed to wider ranges should qualify the pin-identical A54SX08-FGG144I. For new highest-reliability medical programs, Microchip's newer ProASIC3 flash FPGAs offer reprogrammability at higher density.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho A54SX08-FGG144 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | A54SX08-FGG144I |
|---|---|---|
| Package | 144-FBGA (LBGA) | 144-FBGA (LBGA) - same |
| Brand | Microchip Technology (Actel/Microsemi) | Microchip Technology (Actel/Microsemi) |
| System Gates | 8K | 8K |
| Logic Cells | 512 | 512 |
| Number of I/O | 111 | 111 |
| Max System Frequency | 240 MHz | 240 MHz |
| Operating Temperature | 0C to 70C (TA) | Industrial range (wider than 0C-70C) |
| Supply Voltage | 3 V to 3.6 V (core), 4.75 V to 5.25 V (I/O) | 3 V to 3.6 V (core), 4.75 V to 5.25 V (I/O) - same |
Bảo phân biệt quan trọng
- Industrial-temperature drop-in upgrade available (vsA54SX08-FGG144I)
- Non-volatile antifuse configuration vs SRAM FPGA competitors (vsA54SX08-TQ144)
- 5V-tolerant I/O on 5V supply rail (vsA54SX16P-2VQG100)
Ghi chú thiết kế
The 144-FBGA (LBGA) footprint requires a solder-mask-defined land pattern per the Microchip 54SX datasheet package appendix; verify ball pitch against the current package drawing before generating the footprint. Place 0.1 uF ceramic decoupling capacitors within 2-3 mm of the corner power/ground ball pairs, plus bulk 10 uF per supply domain. The dual-rail design (3V-3.6V core, 4.75V-5.25V I/O) requires separate power planes - do not share the core and I/O rails, or I/O ring noise will couple into the antifuse fabric and degrade timing margins on fast (240 MHz-class) paths.
The SX family is one-time-programmable: there is no in-circuit reconfiguration. Treat programming as a manufacturing step with full quality control - a logic error discovered after programming scraps the device. Use Libero/Microchip design software simulation extensively, and on first-turn boards program a small pilot lot. Also remember that pin assignments are package-specific: a pin map valid for the A54SX08-TQ144 (TQFP) is NOT valid for the A54SX08-FGG144 (FBGA) - always regenerate the pin report per package before layout release.
Estimated: SX-family antifuse devices draw near-static core current because there is no configuration memory refresh; power is dominated by I/O switching. Estimate dynamic power as P ~ C * V^2 * f * activity for each output bank - at 5V I/O, halving the average toggle rate cuts I/O dynamic power roughly in half, so qualify unused I/Os as inputs with pull-ups per the datasheet recommendations. Verify actual current in the 54SX datasheet power estimation tables rather than relying on this estimate during supply design.
Thông tin tuân thủ
Distributor listings (PCB Electronics, Datasheet Directory) explicitly describe the A54SX08-FGG144 as 'LEAD FREE'. RoHS and detailed environmental compliance should be confirmed via the official Microchip product compliance documentation.
