A54SX08A-FTQ100 - 12K Gate FPGA, 81 I/O, TQFP-100 | Microchip
部品番号: A54SX08A-FTQ100 ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $32.5 | $32.50 |
| 10 | $29.75 | $297.50 |
| 100 | $26.9 | $2,690.00 |
| 500 | $24.2 | $12,100.00 |
| 1,000 | $21.85 | $21,850.00 |
A54SX08A-FTQ100 概要
A field-programmable gate array (FPGA) is a semiconductor device containing a matrix of configurable logic blocks and programmable interconnects that the designer wires together after manufacturing. Within the programmable logic hierarchy, the SX-A sits in the one-time-programmable (OTP) antifuse FPGA category, sitting above SPLDs/CPLDs in density and below modern SRAM FPGAs. Antifuse programming provides non-volatile configuration and inherent resistance to bit-flip and readback attacks.
Key differentiating features include the antifuse interconnect architecture, which eliminates the configuration PROM required by SRAM FPGAs and shortens time-to-configuration; a fine-grained logic module structure suited to state machines, glue logic, and bus interfacing; low dynamic power typical of a 2.5V core; and a 0.22um process delivering up to 172 MHz performance. The 81 I/O pins support common 3.3V and 2.5V signaling environments.
Technically, the A54SX08A contains 512 logic cells organized in 768 LABs/CLBs with hierarchical routing. Because configuration is permanent, designers verify the design fully in simulation before programming, since one-time programming prevents rework on the same device. Microchip's Libero SoC design suite compiles HDL down to the antifuse netlist for this family.
Typical applications include industrial automation control boards, telecommunications line-card glue logic, bridge and bus-interface functions, and consumer electronics designs that need low-cost, secure, instant-on programmable logic.
For design, allow margin in I/O budget: the 81 available user I/Os on the TQFP-100 constrain pin-intensive designs, so verify pin assignment early. Because the device is OTP, order prototype quantities to cover respins.
This page synthesizes verified distributor data, drop-in family alternatives, pricing tiers, and practical design notes not found in the manufacturer datasheet.
ドロップイン代替品: A54SX08A-FTQ100 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: A54SX08A-FTQ100 （同一形状・フットプリント） — 相違点: Family, Logic Cells, Package, Process Technology, System Gates.
クイック比較ツール — 並列比較する代替部品を選択:
A54SX16A-TQG100
✅ ドロップイン✓ 在庫あり
$20.8 / 個
データシートを見る →A54SX08A-TQG100
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
A54SX08A-TQG100I
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
A54SX08A-FTQG100
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
A54SX08A-FTQ100 最大定格＆電気的特性
| Family | SX-A |
| System Gates | 12000 |
| Logic Cells | 512 |
| LABs/CLBs | 768 |
| User I/O | 81 |
| Maximum Toggle Frequency | 172 MHz |
| Supply Voltage (Operating) | 2.25 V to 5.25 V |
| Core Supply Voltage | 2.5 V |
| Process Technology | 0.25um / 0.22um CMOS |
| Programming Technology | Antifuse (one-time programmable) |
| 動作温度 | 0C to +70C |
| パッケージ | 100-TQFP (14x14 mm) |
| 実装タイプ | Surface Mount (SMD/SMT) |
| Speed Grade | F |
| Typical Applications | Industrial control, telecom, consumer electronics |
| Configuration Storage | Non-volatile (no external configuration PROM) |
A54SX08A-FTQ100 100-tqfp (14x14 mm) ピン配置ガイド
A54SX08A-FTQ100 (100-tqfp (14x14 mm) パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: A54SX08A-FTQ100.
詳細は データシート をご参照ください。
主な用途
A54SX08A-FTQ100 の用途: 6 件s: Industrial Automation Control, Telecommunications Line Cards, Glue Logic and Bus Interfacing, Consumer Electronics, Design-Security Sensitive Systems, Internet of Things Edge Nodes.
Industrial Automation Control
The A54SX08A-FTQ100 fits industrial control boards that need deterministic, instant-on logic for sequencers, motor-control interfacing, and sensor polling. Its 12,000 gates and 512 logic cells absorb state machines and address decoding that would otherwise consume several CPLDs or discrete logic, cutting BOM count, while the 81 user I/Os handle parallel sensor and actuator interfaces at 2.5V/3.3V levels. Because the antifuse fabric is non-volatile, control logic is active within microseconds of power-up, which matters in factory equipment that must not wait for configuration loading and must resume safely after brownouts. The 0C to +70C commercial rating suits protected cabinet environments; for unconditioned floors choose the industrial-grade TQG100I variant.
おすすめ
Telecommunications Line Cards
Telecom line-card designs historically used SX-A devices for framing-logic glue, backplane bus bridging, and board-level chip-select decoding. The A54SX08A-FTQ100 sustains up to 172 MHz toggle rates on the 0.22um CMOS fabric, comfortably covering T1/E1-class clock domains, and its antifuse routing gives consistent, deterministic propagation delays that simplify timing closure across production units - a benefit over process-variable SRAM FPGA timing. The 81 I/Os interface parallel backplane buses in 3.3V signaling. Because configuration is hard-wired, there is no bitstream to corrupt in the field, improving carrier-grade availability; the trade-off is that fixes require physical replacement rather than remote firmware updates.
おすすめ
Glue Logic and Bus Interfacing
As a glue-logic device, the A54SX08A-FTQ100 replaces dozens of 74-series packages with one 14x14 mm TQFP-100. Typical functions include memory address decode, wait-state generation, bus multiplexing, interrupt aggregation, and level/status register mapping between a CPU and peripherals. The fine-grained SX-A logic module maps random combinational logic efficiently, and the 81 user I/Os provide wide parallel buses that pin-limited CPLDs cannot host. Instant-on antifuse configuration means decode logic is alive before the processor's first fetch, eliminating boot-order hazards. For gate-light CPU boards this is a low-cost single-chip integration path; verify I/O budget early since 100 total pins minus power/programming leave 81 for the design.
おすすめ
Consumer Electronics
In consumer products the A54SX08A-FTQ100 serves as low-cost, secure programmable logic for interface conversion, LED/display control, keypad scanning, and peripheral handshaking around a low-cost MCU. Distributor data (Microchip USA) explicitly lists consumer electronics among its target uses. The single 2.25V-5.25V supply simplifies cost-driven power trees, and the 14x14 mm TQFP suits hand-assembly lines common in mid-volume consumer manufacturing. The antifuse fabric resists reverse engineering because configuration bits cannot be read back, protecting product firmware partitioning choices. Its limitation in this domain is the absence of reprogrammability: design fixes require a new mask-programmed-equivalent device, so freeze the specification before production ramp.
おすすめ
Design-Security Sensitive Systems
Systems protecting IP or firmware - copy-prevention dongles, licensed peripherals, secure communications adapters - benefit from the A54SX08A's antifuse programming. Unlike SRAM FPGAs, which store the bitstream in external flash and expose it during load, the SX-A's antifuse interconnect is written once at programming and cannot be read out, so even physical access to the device does not reveal implemented logic. The 512-cell fabric is large enough for authentication state machines, challenge-response primitives, and protocol cloaking around a host MCU. Trade-offs versus flash-based secure FPGAs: no field updates and modest density, so this device suits fixed-function security wrappers rather than evolving cryptographic engines.
おすすめ
Internet of Things Edge Nodes
IoT edge nodes use the A54SX08A-FTQ100 for sensor aggregation, protocol translation (e.g., SPI-to-UART bridges), and power-gated peripheral control, roles Hillman Curtis lists under Industrial Control and IoT. Its key edge-node advantages are instant-on behavior - logic is functional the moment power arrives, enabling event capture before the host MCU boots - and near-zero configuration power since there is no bitstream load. The 2.5V core with 2.25V-5.25V operating range tolerates battery-rail sag, and the 81 I/Os fan out to multiple sensors and radios. For battery-critical designs, confirm static and dynamic current from the SX-A datasheet; the OTP fabric also prevents remote tampering with the node's glue logic.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: A54SX08A-FTQ100 — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | A54SX16A-TQG100 | A54SX08A-TQG100 | A54SX08A-TQG100I |
|---|---|---|---|---|
| Package | 100-TQFP (14x14 mm) | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same |
| Brand | Microchip Technology (Microsemi/Actel) | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 12,000 | 16,000 | 12,000 | 12,000 |
| Logic Cells | 512 | 928 | 512 | 512 |
| User I/O | 81 | 81 | 81 | 81 |
| Operating Temperature | 0C to +70C | 0C to +70C | 0C to +70C | -40C to +85C |
| Supply Voltage Range | 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 |
| Programming Technology | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) | Antifuse (OTP) |
主な差別化要因
- Largest capacity in same TQFP-100 footprint （vs A54SX16A-TQG100)
- Fastest F speed grade of the 12K TQFP-100 variants （vs A54SX08A-TQG100)
- Wider temperature tolerance in industrial variant （vs A54SX08A-TQG100I)
設計ノート
The A54SX08A is a one-time-programmable antifuse device: once programmed, a unit cannot be erased or reused. Complete functional simulation, static timing analysis, and pin assignment freeze in Microchip Libero SoC before submitting any device to programming, and budget prototype quantities to absorb at least one respin. Do not use engineering-change ECO flows casually - each ECO consumes a new physical part. This is the single most common failure mode for teams migrating from SRAM FPGAs.
Power the core from a nominal 2.5V rail within the verified 2.25V-5.25V operating range and decouple each VDD pin pair with 0.1uF ceramic capacitors placed within 2-3 mm of the pin, plus bulk 10uF at the board entry. Antifuse FPGAs draw essentially no configuration current at power-up (no bitstream load), so supply ramp requirements are simple, but follow the SX-A datasheet power-up ramp-rate guidance to avoid I/O latch-up during fast edges.
With 81 of 100 pins as user I/O on the 14x14 mm TQFP-100, route wide parallel buses first with length-matched traces for any clocks above roughly 50 MHz, keeping clock stubs short to limit ringing. Use the standard 0.5 mm pitch TQFP land pattern (14x14 mm body, ~16 mm diagonal footprint) and tie all dedicated GND pins directly to a solid ground plane - do not share ground returns between I/O banks and the core to minimize ground bounce on simultaneous-switching outputs.
Before layout, allocate the 81 user I/Os in Libero with at least 10-15% spare capacity for late design changes, since the OTP nature makes later pin swaps costly. Reserve access to programming pins during board bring-up even though programming is one-time - the programmer still needs clean access on every unit, including production units.
コンプライアンス情報
Verified web data does not state RoHS/lead-free status for the exact FTQ100 ordering code. Older SX-A family parts exist in both leaded and lead-free variants; obtain the compliance certificate from Microchip or the distributor.