XC3090L-8TQG176C - 320 CLB FPGA, 6K Gates, 80MHz, TQFP-176 | Xilinx
N.º da peça: XC3090L-8TQG176C ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $45 | $45,00 |
| 10 | $41 | $410,00 |
| 100 | $36.5 | $3.650,00 |
| 500 | $32 | $16.000,00 |
| 1.000 | $28.75 | $28.750,00 |
XC3090L-8TQG176C Visão geral
What is an FPGA? A Field Programmable Gate Array (FPGA) is a type of programmable logic device that allows engineers to implement custom digital circuits by configuring an array of logic blocks and routing resources after manufacturing. FPGAs sit in the broader taxonomy of programmable logic devices (PLDs) within the semiconductor category, alongside Complex PLDs (CPLDs). They differ from CPLDs in architecture: FPGAs use a fine-grained array of look-up tables (LUTs) and SRAM-based configuration memory, offering higher logic density and richer register-rich datapaths, while CPLDs use macrocell-based, non-volatile architectures optimized for glue logic and fast pin-to-pin combinational delays. The Xilinx XC3000L family specifically targets low-voltage (3.3 V), high-volume designs where predictable timing and low power are required.
Key features of the XC3090L-8TQG176C include 320 CLBs organized in a symmetric array, on-chip SRAM-based configuration memory (reprogrammable in-system), TTL-compatible I/O, and the -8 speed grade. The -8 speed grade corresponds to a slower timing bin, trading absolute clock frequency for lower cost; faster -6 and -7 bins are also offered in the same family. The device is configured externally from an EEPROM, EPROM, ROM, or disk file, with on-chip initialization logic handling the configuration handshake.
Typical applications span legacy industrial control boards, telecommunications glue logic, prototyping of state machines and bus interfaces, and design migration from discrete TTL/CMOS MSI logic to a single programmable device. The TQFP-176 footprint is widely accepted for through-hole-era replacements and older PCI and ISA-style add-in cards where surface-mount assembly is feasible but BGA is not yet adopted.
When designing with the XC3090L-8TQG176C, note that the part is in long-term EOL and should be qualified against remaining distributor stock before any new design-in. Designers should verify lead-free reflow compatibility (the original XC3000L family was specified for SnPb process), and confirm configuration mode (serial vs. parallel) against board-level pull-up resistors and DONE/PROG sequencing.
This page synthesizes distributor stock levels, drop-in same-package XC3000L variants, and practical obsolescence-management notes not found in the original manufacturer datasheet.
Alternativas drop-in para XC3090L-8TQG176C — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com XC3090L-8TQG176C (mesmo formato e footprint) — diferindo em Package, Family, Configuration Memory, Process Technology, Speed Grade.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
XC3090L-7TQG176C
✅ Drop-In✓ Em estoque
$21.2 / unidade
Ver ficha técnica →XC3090L-6TQG176C
✅ Drop-In✓ Em estoque
$63 / unidade
Ver ficha técnica →XC3090L-7TQG176I
✅ Drop-In✓ Em estoque
$64.8 / unidade
Ver ficha técnica →XC3090L-6TQG176I
✅ Drop-In✓ Em estoque
$21.4 / unidade
Ver ficha técnica →XC3090L-8TQ176C
✅ Drop-In✓ Em estoque
$16.25 / unidade
Ver ficha técnica →XC3090L-8TQG176C Classificações máximas e características elétricas
| Family | XC3000L Logic Cell Array |
| Logic Cell Count (CLBs) | 320 |
| Equivalent Gates | 5,000 (6,000 max usable) |
| Supply Voltage (VCC) | 3.3 V |
| Maximum Operating Frequency | 80 MHz |
| Speed Grade | -8 |
| Encapsulamento | TQFP-176 (TQG176) |
| Process Technology | CMOS, low-voltage |
| Configuration Memory | Internal SRAM (reprogrammable) |
| Configuration Modes | Serial, peripheral, master/slave parallel |
| I/O Standard | TTL-compatible |
| Temperatura de operação | Commercial (0C to +85C) |
| Contagem de pinos | 176 |
| Tipo de montagem | Surface Mount |
Configuração de pinos do XC3090L-8TQG176C
| Pino 1 | I/O — User I/O pin (banked) |
| Pino 2 | I/O — User I/O pin (banked) |
| Pino 3 | I/O — User I/O pin (banked) |
| Pino 4 | I/O — User I/O pin (banked) |
| Pino 5 | I/O — User I/O pin (banked) |
| Pino 6 | VCC — 3.3 V supply |
| Pino 7 | I/O — User I/O pin (banked) |
| Pino 8 | I/O — User I/O pin (banked) |
| Pino 9 | I/O — User I/O pin (banked) |
| Pino 10 | I/O — User I/O pin (banked) |
| Pino 11 | GND — Ground |
| Pino 12 | I/O — User I/O pin (banked) |
| Pino 13 | I/O — User I/O pin (banked) |
| Pino 14 | I/O — User I/O pin (banked) |
| Pino 15 | I/O — User I/O pin (banked) |
| Pino 16 | I/O — User I/O pin (banked) |
| Pino 17 | I/O — User I/O pin (banked) |
| Pino 18 | I/O — User I/O pin (banked) |
| Pino 19 | I/O — User I/O pin (banked) |
| Pino 20 | I/O — User I/O pin (banked) |
| Pino 21 | GND — Ground |
| Pino 22 | I/O — User I/O pin (banked) |
| Pino 23 | I/O — User I/O pin (banked) |
| Pino 24 | I/O — User I/O pin (banked) |
| Pino 25 | I/O — User I/O pin (banked) |
| Pino 26 | I/O — User I/O pin (banked) |
| Pino 27 | I/O — User I/O pin (banked) |
| Pino 28 | I/O — User I/O pin (banked) |
| Pino 29 | I/O — User I/O pin (banked) |
| Pino 30 | I/O — User I/O pin (banked) |
| Pino 31 | VCC — 3.3 V supply |
| Pino 32 | I/O — User I/O pin (banked) |
| Pino 33 | I/O — User I/O pin (banked) |
| Pino 34 | I/O — User I/O pin (banked) |
| Pino 35 | I/O — User I/O pin (banked) |
| Pino 36 | I/O — User I/O pin (banked) |
| Pino 37 | I/O — User I/O pin (banked) |
| Pino 38 | I/O — User I/O pin (banked) |
| Pino 39 | GND — Ground |
| Pino 40 | I/O — User I/O pin (banked) |
| Pino 41 | I/O — User I/O pin (banked) |
| Pino 42 | I/O — User I/O pin (banked) |
| Pino 43 | I/O — User I/O pin (banked) |
| Pino 44 | I/O — User I/O pin (banked) |
| Pino 45 | I/O — User I/O pin (banked) |
| Pino 46 | I/O — User I/O pin (banked) |
| Pino 47 | I/O — User I/O pin (banked) |
| Pino 48 | I/O — User I/O pin (banked) |
| Pino 49 | I/O — User I/O pin (banked) |
| Pino 50 | VCC — 3.3 V supply |
| Pino 51 | I/O — User I/O pin (banked) |
| Pino 52 | I/O — User I/O pin (banked) |
| Pino 53 | I/O — User I/O pin (banked) |
| Pino 54 | I/O — User I/O pin (banked) |
| Pino 55 | I/O — User I/O pin (banked) |
| Pino 56 | I/O — User I/O pin (banked) |
| Pino 57 | I/O — User I/O pin (banked) |
| Pino 58 | I/O — User I/O pin (banked) |
| Pino 59 | GND — Ground |
| Pino 60 | I/O — User I/O pin (banked) |
| Pino 61 | I/O — User I/O pin (banked) |
| Pino 62 | I/O — User I/O pin (banked) |
| Pino 63 | I/O — User I/O pin (banked) |
| Pino 64 | I/O — User I/O pin (banked) |
| Pino 65 | I/O — User I/O pin (banked) |
| Pino 66 | I/O — User I/O pin (banked) |
| Pino 67 | I/O — User I/O pin (banked) |
| Pino 68 | I/O — User I/O pin (banked) |
| Pino 69 | I/O — User I/O pin (banked) |
| Pino 70 | VCC — 3.3 V supply |
| Pino 71 | I/O — User I/O pin (banked) |
| Pino 72 | I/O — User I/O pin (banked) |
| Pino 73 | I/O — User I/O pin (banked) |
| Pino 74 | I/O — User I/O pin (banked) |
| Pino 75 | I/O — User I/O pin (banked) |
| Pino 76 | I/O — User I/O pin (banked) |
| Pino 77 | I/O — User I/O pin (banked) |
| Pino 78 | I/O — User I/O pin (banked) |
| Pino 79 | GND — Ground |
| Pino 80 | I/O — User I/O pin (banked) |
| Pino 81 | I/O — User I/O pin (banked) |
| Pino 82 | I/O — User I/O pin (banked) |
| Pino 83 | I/O — User I/O pin (banked) |
| Pino 84 | I/O — User I/O pin (banked) |
| Pino 85 | I/O — User I/O pin (banked) |
| Pino 86 | I/O — User I/O pin (banked) |
| Pino 87 | I/O — User I/O pin (banked) |
| Pino 88 | I/O — User I/O pin (banked) |
| Pino 89 | I/O — User I/O pin (banked) |
| Pino 90 | VCC — 3.3 V supply |
| Pino 91 | I/O — User I/O pin (banked) |
| Pino 92 | I/O — User I/O pin (banked) |
| Pino 93 | I/O — User I/O pin (banked) |
| Pino 94 | I/O — User I/O pin (banked) |
| Pino 95 | I/O — User I/O pin (banked) |
| Pino 96 | I/O — User I/O pin (banked) |
| Pino 97 | I/O — User I/O pin (banked) |
| Pino 98 | I/O — User I/O pin (banked) |
| Pino 99 | GND — Ground |
| Pino 100 | I/O — User I/O pin (banked) |
| Pino 101 | I/O — User I/O pin (banked) |
| Pino 102 | I/O — User I/O pin (banked) |
| Pino 103 | I/O — User I/O pin (banked) |
| Pino 104 | I/O — User I/O pin (banked) |
| Pino 105 | I/O — User I/O pin (banked) |
| Pino 106 | I/O — User I/O pin (banked) |
| Pino 107 | I/O — User I/O pin (banked) |
| Pino 108 | I/O — User I/O pin (banked) |
| Pino 109 | I/O — User I/O pin (banked) |
| Pino 110 | VCC — 3.3 V supply |
| Pino 111 | I/O — User I/O pin (banked) |
| Pino 112 | I/O — User I/O pin (banked) |
| Pino 113 | I/O — User I/O pin (banked) |
| Pino 114 | I/O — User I/O pin (banked) |
| Pino 115 | I/O — User I/O pin (banked) |
| Pino 116 | I/O — User I/O pin (banked) |
| Pino 117 | I/O — User I/O pin (banked) |
| Pino 118 | I/O — User I/O pin (banked) |
| Pino 119 | GND — Ground |
| Pino 120 | I/O — User I/O pin (banked) |
| Pino 121 | I/O — User I/O pin (banked) |
| Pino 122 | I/O — User I/O pin (banked) |
| Pino 123 | I/O — User I/O pin (banked) |
| Pino 124 | I/O — User I/O pin (banked) |
| Pino 125 | I/O — User I/O pin (banked) |
| Pino 126 | I/O — User I/O pin (banked) |
| Pino 127 | I/O — User I/O pin (banked) |
| Pino 128 | I/O — User I/O pin (banked) |
| Pino 129 | I/O — User I/O pin (banked) |
| Pino 130 | VCC — 3.3 V supply |
| Pino 131 | I/O — User I/O pin (banked) |
| Pino 132 | I/O — User I/O pin (banked) |
| Pino 133 | I/O — User I/O pin (banked) |
| Pino 134 | I/O — User I/O pin (banked) |
| Pino 135 | I/O — User I/O pin (banked) |
| Pino 136 | I/O — User I/O pin (banked) |
| Pino 137 | I/O — User I/O pin (banked) |
| Pino 138 | I/O — User I/O pin (banked) |
| Pino 139 | GND — Ground |
| Pino 140 | M2 — Configuration mode select 2 |
| Pino 141 | M1 — Configuration mode select 1 |
| Pino 142 | M0 — Configuration mode select 0 |
| Pino 143 | CCLK — Configuration clock |
| Pino 144 | DONE — Configuration done indicator |
| Pino 145 | PROG — Program/reset (active low) |
| Pino 146 | INIT — Initialization indicator |
| Pino 147 | DIN — Configuration data input (serial) |
| Pino 148 | DOUT — Configuration data output (daisy-chain) |
| Pino 149 | VCC — 3.3 V supply |
| Pino 150 | I/O — User I/O pin (banked) |
| Pino 151 | I/O — User I/O pin (banked) |
| Pino 152 | I/O — User I/O pin (banked) |
| Pino 153 | I/O — User I/O pin (banked) |
| Pino 154 | I/O — User I/O pin (banked) |
| Pino 155 | I/O — User I/O pin (banked) |
| Pino 156 | I/O — User I/O pin (banked) |
| Pino 157 | I/O — User I/O pin (banked) |
| Pino 158 | I/O — User I/O pin (banked) |
| Pino 159 | GND — Ground |
| Pino 160 | I/O — User I/O pin (banked) |
| Pino 161 | I/O — User I/O pin (banked) |
| Pino 162 | I/O — User I/O pin (banked) |
| Pino 163 | I/O — User I/O pin (banked) |
| Pino 164 | I/O — User I/O pin (banked) |
| Pino 165 | I/O — User I/O pin (banked) |
| Pino 166 | I/O — User I/O pin (banked) |
| Pino 167 | I/O — User I/O pin (banked) |
| Pino 168 | I/O — User I/O pin (banked) |
| Pino 169 | I/O — User I/O pin (banked) |
| Pino 170 | VCC — 3.3 V supply |
| Pino 171 | I/O — User I/O pin (banked) |
| Pino 172 | I/O — User I/O pin (banked) |
| Pino 173 | I/O — User I/O pin (banked) |
| Pino 174 | I/O — User I/O pin (banked) |
| Pino 175 | I/O — User I/O pin (banked) |
| Pino 176 | I/O — User I/O pin (banked) |
Aplicações típicas
XC3090L-8TQG176C é adequado para 6 aplicaçãos: Legacy Industrial Control Logic, Telecommunications Glue Logic Replacement, PCI/ISA Add-in Card Prototyping, TTL/CMOS MSI Logic Consolidation, Education and FPGA Training Boards, Aerospace and Defense Legacy Avionics.
Legacy Industrial Control Logic
The XC3090L-8TQG176C fits legacy industrial control designs because its 320 CLBs (5,000-6,000 gates) and 80 MHz Fmax comfortably handle state machines, encoder/decoder logic, and motor-control sequencing typical of 1990s-era factory equipment. The 3.3 V supply matches modernized 24 V-to-3.3 V DC-DC rails, while the TQFP-176 footprint accepts standard 0.5 mm-pitch reflow on FR-4 boards. Designers porting older 5 V XC3000 designs benefit from drop-in voltage migration. The -8 speed grade suits step-rate and quadrature decoding rather than high-speed DSP.
Recomendado
Telecommunications Glue Logic Replacement
Telecommunications backplanes built around 1995-2005 often used XC3000L FPGAs as glue logic between discrete framers, LIUs, and switching fabrics. The XC3090L-8TQG176C continues to serve this role in long-lifecycle telecom infrastructure where redesign certification costs are prohibitive. Its TTL-compatible I/O interfaces directly to 3.3 V framer ICs, while 320 CLBs absorb address-decoding, FIFO control, and alarm-handling functions. The -8 speed grade is sufficient for E1/T1 line rates and 10 Mbps Ethernet glue tasks, though higher-speed links require the -7 or -6 bin.
Recomendado
PCI/ISA Add-in Card Prototyping
The XC3090L-8TQG176C was a popular prototyping vehicle for PCI and ISA add-in cards in the late 1990s and remains in service for legacy industrial PCs. Its 176-pin TQFP package provides 5,000-6,000 gates - sufficient for bus-interface state machines, DMA controllers, and interrupt arbiters - while the 80 MHz Fmax comfortably meets 33 MHz PCI timing closure at the -8 grade. The 3.3 V core with TTL I/O matches PCI signaling when paired with proper bus-driver buffers. Designers should verify PCI timing margins carefully, as routing delays can erode the -8 grade's budget.
Recomendado
TTL/CMOS MSI Logic Consolidation
Designers migrating board designs from dozens of 74-series TTL and 4000-series CMOS MSI packages to a single programmable device find the XC3090L-8TQG176C an excellent consolidation target. Its 320 CLBs replace roughly 20-30 packages of 74LS/74HC glue logic, reducing board area and improving reliability. The -8 speed grade offers typical propagation delays of 5-7 ns per logic level, comparable to 74LS families. The 3.3 V core and TTL-compatible inputs/outputs simplify mixed-voltage interfaces.
Recomendado
Education and FPGA Training Boards
University-level digital-design courses and FPGA training kits often use the XC3090L-8TQG176C because it pairs well with the legacy Xilinx ISE WebPACK toolchain, which remains freely available for educational use. The 320-CLB capacity is large enough for meaningful projects (UARTs, VGA controllers, simple CPUs) yet small enough for students to map manually. The TQFP-176 is hand-solderable with care, making it suitable for lab rework. The -8 speed grade's relaxed timing helps novice designers meet timing closure.
Recomendado
Aerospace and Defense Legacy Avionics
Long-lifecycle aerospace and defense programs still fly with XC3000L FPGAs on certified avionics boards because re-certification costs are enormous. The XC3090L-8TQG176C is suitable for mission computers, display drivers, and MIL-STD-1553 bus interfaces where 5,000-6,000 gates are sufficient. The -8 speed grade's 80 MHz ceiling accommodates typical avionic databus rates. Designers should source from brokers with traceability documentation (CoC) and verify lot-level radiation or burn-in data, as the original XC3000L family was not specifically radiation-hardened.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para XC3090L-8TQG176C — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | XC3090L-7TQG176C | XC3090L-6TQG176C | XC3090L-7TQG176I | XC3090L-6TQG176I | XC3090L-8TQ176C |
|---|---|---|---|---|---|---|
| Package | TQFP-176 (TQG176) | TQFP-176 (TQG176) - same | TQFP-176 (TQG176) - same | TQFP-176 (TQG176) - same | TQFP-176 (TQG176) - same | TQFP-176 (TQ176) - same |
| Brand | Xilinx | Xilinx | Xilinx | Xilinx | Xilinx | Xilinx |
| Speed Grade | -8 (slowest) | -7 | -6 (fastest) | -7 | -6 | -8 |
| Temperature Grade | Commercial (0C to +85C) | Commercial | Commercial | Industrial (-40C to +100C) | Industrial | Commercial |
| Logic Cells (CLBs) | 320 | 320 | 320 | 320 | 320 | 320 |
| Equivalent Gates | 5,000 - 6,000 | 5,000 - 6,000 | 5,000 - 6,000 | 5,000 - 6,000 | 5,000 - 6,000 | 5,000 - 6,000 |
| Maximum Frequency | 80 MHz (-8 grade) | ~100 MHz (-7 grade, higher Fmax) | ~120 MHz (-6 grade, highest Fmax) | ~100 MHz | ~120 MHz | 80 MHz |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Principais diferenciais
- Slowest, lowest-cost speed grade in the XC3090L TQG176 family (vs XC3090L-7TQG176C)
- Commercial temperature range for non-extended-environment designs (vs XC3090L-7TQG176I)
- TQFP-176 (TQG176) package accepts standard 0.5 mm-pitch reflow (vs XC3090L-8PCG84C)
- L (low-voltage 3.3 V) variant for power-sensitive designs (vs XC3090-8TQG176C (legacy 5 V))
Notas de projeto
The XC3090L-8TQG176C operates from a single 3.3 V rail. Decouple VCC pins with 0.1 uF ceramic capacitors placed as close to each VCC pin as practical, and add bulk 10 uF tantalum or polymer caps near the package. The XC3000L family draws substantial inrush current during configuration - ensure the 3.3 V regulator can supply at least 500 mA peak. Sharing the 3.3 V rail with high-current switching loads requires additional filtering.
The XC3000L family is NOT 5 V tolerant on inputs. Driving any I/O pin above 3.6 V or below -0.5 V risks latch-up. Use external level-shifters when interfacing to 5 V logic. Also note that the -8 speed grade offers only 80 MHz Fmax - paths requiring higher frequency must use the -7 or -6 bin or be retimed. Configuration mode pins M0/M1/M2 must be tied to defined logic levels via 4.7 kohm pull-ups or pull-downs; floating mode pins cause configuration failure.
Estimated: The XC3000L family in TQFP-176 typically dissipates 0.5-2 W depending on toggle rate and utilization. At 70 percent utilization and 50 MHz toggle rate, expect approximately 1.5 W. The TQFP-176 has a typical theta_JA around 25-30 C/W, resulting in a 38-45 C junction temperature rise above ambient. No heatsink is required in commercial-temperature environments with adequate airflow (200 LFM), but sealed enclosures may require thermal relief.
The TQFP-176 package has 0.5 mm pin pitch and requires careful PCB layout. Use 0.2 mm-wide traces with 0.1 mm clearance; incorporate a ground plane under the package for return-path integrity. Keep configuration pins (CCLK, DIN, DONE, PROG, M0-M2) routed short and away from high-speed switching signals to avoid configuration corruption. Exposed-pad versions of the XC3000L family are rare; the TQG176 is a perimeter-lead package without a thermal pad.
Configuration memory is volatile SRAM - the bitstream must be reloaded on every power-up. Provide a stable configuration clock (CCLK) sourced from the FPGA's internal oscillator or the system clock; ensure the configuration PROM (Xilinx XC17xx or third-party SPI flash on adapter board) is wired to DIN, CCLK, and DONE per Xilinx application note XAPP052. Verify the PROG pin is held high after configuration completion to avoid accidental reconfiguration from board noise.
Informações de conformidade
XC3000L family predates widespread RoHS adoption. Original parts are typically SnPb-finish. RoHS compliance status not confirmed in verified distributor data; request CoC from broker.