XC3090L-8TQ144C - 320 CLB FPGA, 80MHz, TQFP-144 | Xilinx
部品番号: XC3090L-8TQ144C ✗ 生産終了| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.2 | $342.00 |
| 100 | $30.1 | $3,010.00 |
| 500 | $27.45 | $13,725.00 |
| 1,000 | $25 | $25,000.00 |
XC3090L-8TQ144C 概要
A Field Programmable Gate Array (FPGA) is a semiconductor device built around an array of programmable logic blocks interconnected by a configurable routing matrix. Within the broader taxonomy, an FPGA sits as a subclass of programmable logic devices alongside CPLDs and falls under the digital IC hierarchy in power management and logic categories. The XC3000 series pioneered SRAM-based configuration and is positioned as the ancestor of all modern Xilinx FPGA families such as Spartan and Virtex. The "L" suffix designates the low-power CMOS process node, while the "-8" speed grade places this die at the high end of the XC3090's 1.55 to 4.1 ns logic-delay range.
Key architectural features include 100% pin-out and architecture compatibility across the XC3000A/L and XC3100A/L families, allowing designers to migrate between density points without re-laying-out the board. The device supports JTAG-style boundary-scan testing and uses a distributed RAM/ROM programming model that loads the bitstream from external PROM at power-up. The TQFP-144 footprint exposes roughly 96 to 108 user I/O pins depending on bank configuration, with eight global clock buffers for high-fanout nets.
Typical applications include glue-logic replacement in legacy industrial controllers, prototyping platforms for ASIC emulation, and digital signal pre-processing in telecom backplanes. The combination of 5000 gates and 80 MHz system clock is well-suited to state-machine controllers, UART bridges, FIFO address generators, and parallel-to-serial converters that were popular in 1990s-era designs still in long-life service today.
When designing with this part, note that configuration requires a serial or parallel EPROM and at least four configuration mode pins. The 5 mA quiescent current makes it acceptable for battery-backed applications, but designers must respect the 3.6 V absolute-maximum supply rating to avoid latch-up. JTAG boundary scan is supported, but in-system reconfiguration requires careful handling of the DONE and INIT pins.
This page synthesizes distributor stock and pricing snapshots from DigiKey, Mouser, Octopart and the Xilinx product archive, plus drop-in same-family variants from the XC3000A/L and XC3100A/L families — practical sourcing context not consolidated on any single manufacturer page.
ドロップイン代替品: XC3090L-8TQ144C — 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: XC3090L-8TQ144C （同一形状・フットプリント） — 相違点: Family, Mounting Type, Package, Process Technology, Configuration Method.
クイック比較ツール — 並列比較する代替部品を選択:
XC3190L-8TQ144C
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
XC3195A-8TQ144C
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
XC3090L-8TQG144C
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
XC3090L-7TQ144C
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
XC3100L-8TQ144C
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
XC3S50A-4TQG144C
✅ ドロップイン📋 参考代替品（カタログ未掲載）
XC3090L-8TQ144C 最大定格＆電気的特性
| Family | XC3000 (XC3090L) |
| Product Type | Field Programmable Gate Array (FPGA) |
| Process Technology | CMOS, low-power (L suffix) |
| Configurable Logic Blocks (CLBs) | 320 |
| Equivalent Gates | ~5000 |
| Maximum Usable Gates | 6000 |
| Maximum System Clock Frequency | 80 MHz |
| Combinatorial CLB Delay | 6.7 ns max |
| Flip-Flop Toggle Rate | 190 to 370 MHz |
| Logic Delay Range | 1.55 to 4.1 ns |
| Supply Voltage (Vcc) | 3.0 V to 3.6 V |
| Output Sink Current | 8 mA |
| Output Source Current | 8 mA |
| Quiescent / Power-Down Current | 5 mA max |
| パッケージ | TQFP-144 (LFQFP, gull-wing) |
| Terminal Count | 144 |
| Terminal Form | Gull Wing |
| Package Code | LFQFP |
| 実装タイプ | Surface Mount |
| Pin/Package Compatibility | 100% compatible with XC3000A/L and XC3100A/L families |
| Configuration Method | Serial/parallel EPROM, master/slave modes |
| RoHS ステータス | unknown |
XC3090L-8TQ144C 100% compatible with xc3000a/l and xc3100a/l families ピン配置ガイド
XC3090L-8TQ144C (100% compatible with xc3000a/l and xc3100a/l families 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: XC3090L-8TQ144C.
詳細は データシート をご参照ください。
主な用途
XC3090L-8TQ144C の用途: 6 件s: Legacy Industrial Glue-Logic Replacement, ASIC Emulation and Prototyping, Telecom Backplane Pre-Processing, State-Machine and Protocol Controllers, Digital Signal Pre-Processing, Aerospace and Defense Legacy Avionics.
Legacy Industrial Glue-Logic Replacement
The XC3090L-8TQ144C is widely used as glue-logic replacement in long-life industrial control systems originally designed in the mid-1990s. Its 320 CLBs and 5000 equivalent gates are well matched to 74LS/74F TTL replacement tasks including bus arbitration, address decoding, and custom state-machine controllers. The 80 MHz system clock and 6.7 ns combinatorial delay comfortably handle 33 MHz PCI and 40 MHz ISA bus cycles, while the 8 mA I/O drive directly drives 5 V tolerant buffers with a single resistor. Its low 5 mA quiescent current is also acceptable for battery-backed applications, and the 100% pin-compatible XC3100A/L family offers a drop-in upgrade path when the original part becomes scarce.
おすすめ
ASIC Emulation and Prototyping
Engineers used the XC3090L-8TQ144C as an ASIC emulation vehicle for pre-silicon validation of custom gate-array designs. The 320 CLBs implement approximately 5000 gates of random logic, sufficient for UART controllers, FIFO address generators, and protocol bridges such as I2C-to-SPI converters. Its 80 MHz system clock allows real-time verification of bus timing at production rates, and the SRAM-based configuration supports rapid design iterations via JTAG or slave-serial programming. The TQFP-144 package is footprint-compatible with the larger XC3190L and XC3195A devices, allowing designers to scale emulation capacity without re-laying-out the prototype PCB.
おすすめ
Telecom Backplane Pre-Processing
The XC3090L-8TQ144C served telecom backplane designs as a pre-processor for serial-to-parallel conversion, framing, and clock-recovery functions. Its 320 CLBs support 8B/10B encoding, HDLC framing, and elastic buffer management at line rates up to 80 MHz, which is adequate for E1/T1 (2.048/1.544 Mbps) and early Ethernet (10/100 Mbps) data paths. The device's eight global clock buffers accommodate multiple recovered clock domains, while the 5 mA quiescent current and 3.3 V supply simplify integration into -48 V powered central-office shelves via isolated DC-DC rails.
おすすめ
State-Machine and Protocol Controllers
Custom state-machine and protocol controllers are a natural fit for the XC3090L-8TQ144C. The 320 CLBs map efficiently to FSMs implementing GPIB (IEEE-488), SCSI, I2C, SPI and proprietary serial protocols, with each CLB holding roughly 16 bits of state encoding. The 6.7 ns combinatorial delay sets the FSM transition time, allowing state machines to clock reliably at 80 MHz. The 8 mA source/sink I/O drive matches legacy 74F TTL loads directly, eliminating external buffers in many cases and reducing board area in space-constrained embedded designs.
おすすめ
Digital Signal Pre-Processing
The XC3090L-8TQ144C handles digital signal pre-processing tasks such as FIR filtering, sample-rate conversion, and digital down-conversion in cost-sensitive embedded designs. Its 320 CLBs support 8-bit FIR filters of up to 32 taps at audio sample rates (44.1/48 kHz) and shorter filters at video rates, with the 80 MHz clock providing ample headroom for multi-channel processing. Distributed arithmetic techniques exploit the XC3000 look-up-table structure to implement multipliers in just 4 CLBs each, yielding competitive gate efficiency for DSP glue functions.
おすすめ
Aerospace and Defense Legacy Avionics
Long-life aerospace and defense platforms still maintain production lines based on XC3000-series FPGAs. The XC3090L-8TQ144C implements MIL-STD-1553 bus controllers, ARINC-429 transmitters, and radar timing generators in legacy avionics bays where board-level redesign is prohibitively expensive. The device's 3.0-3.6 V supply and 5 mA quiescent current meet the thermal budgets of sealed avionics enclosures, while its 80 MHz system clock supports the 1 Mbps ARINC-429 high-speed variant. The 144-pin TQFP package is preferred for its robust gull-wing leads, which survive the vibration profiles of fixed-wing and rotorcraft platforms better than finer-pitch BGAs.
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: XC3090L-8TQ144C — 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 | XC3190L-8TQ144C | XC3195A-8TQ144C | XC3090L-8TQG144C | XC3090L-7TQ144C | XC3100L-8TQ144C | XC3S50A-4TQG144C |
|---|---|---|---|---|---|---|---|
| Package | TQFP-144 | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Brand | Xilinx | Xilinx | Xilinx | Xilinx | Xilinx | Xilinx | Xilinx |
| Family | XC3000 (XC3090L) | XC3100A/L | XC3100A | XC3000A/L | XC3000A/L | XC3100A/L | Spartan-3A |
| Configurable Logic Blocks (CLBs) | 320 | 484 | 484 | 320 | 320 | 200 | 1,584 (Spartan-3A slice equivalent) |
| Equivalent Gates | ~5000 | ~5800 | ~6500 | ~5000 | ~5000 | ~3000 | 50,000 system gates |
| Speed Grade | -8 | -8 | -8 | -8 | -7 (faster) | -8 | -4 (Spartan-3A) |
| Supply Voltage | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V | 1.2 V core / 3.3 V I/O |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Active (modern replacement) |
| Pin/Package Compatibility | 100% (XC3000A/L, XC3100A/L) | 100% compatible | 100% compatible | 100% compatible | 100% compatible | 100% compatible | Footprint-compatible (different I/O mapping) |
主な差別化要因
- Pin- and architecture-compatible with the entire XC3000A/L and XC3100A/L family （vs XC3190L-8TQ144C)
- Lower-power CMOS process (L suffix) with 5 mA maximum quiescent current （vs XC3090A-8TQ144C)
- TQFP-144 gull-wing package with 100% family compatibility （vs XC3S50A-4TQG144C)
設計ノート
The XC3090L draws up to 5 mA quiescent current plus dynamic current proportional to switching frequency and output loading. Estimated: at 80 MHz with all 144 outputs driving 50 pF loads at 8 mA each, total Vcc current can reach 250-400 mA. A bulk 100 uF tantalum plus 0.1 uF ceramic decoupling on each Vcc pin is mandatory; place the 0.1 uF caps within 5 mm of the package. The 3.0-3.6 V range is narrow — use a 3.3 V LDO rather than a switching regulator to keep ripple below 50 mVpp and avoid configuration glitches.
The TQFP-144 package has 0.5 mm pitch gull-wing leads on a 20 mm x 20 mm body, requiring 4 mil trace/space PCB fabrication for fanout. Use a dog-bone fanout to inner power planes rather than via-in-pad, which is more reliable for hand-rework of obsolete parts. Keep all eight global clock buffer pins (GCK0..GCK7) accessible for test access; route them on inner layers with controlled 50 ohm impedance and guard-trace to ground. The exposed die paddle is not present on TQFP — ensure adequate copper pour on top layer for thermal dissipation, estimating theta_JA at ~45 C/W.
Do not exceed 3.6 V on any Vcc pin — the XC3090L has no 5 V tolerance and is highly susceptible to CMOS latch-up. The DONE pin must be pulled high via a 4.7 kohm resistor to Vcc, otherwise the device may interpret floating DONE as a configuration error and refuse to enter user mode. Configuration mode pins M0, M1, M2 must be hard-wired (not driven by other logic during power-up) or the device will not enter the correct configuration mode. Finally, in-system reconfiguration requires careful sequencing of PROGRAM, DONE and INIT — refer to the XC3000 datasheet timing diagrams before attempting JTAG-based updates.
コンプライアンス情報
RoHS and lead-free status not confirmed in available data; the XC3090L-8TQG144C variant with G terminal-finish suffix indicates a Pb-free version per Xilinx ordering nomenclature. AEC-Q100 qualification is not applicable to legacy FPGAs of this generation.
