Xilinx

XC3090L-8TQG176C - 320 CLB FPGA, 6K Gates, 80MHz, TQFP-176 | Xilinx

N.º da peça: XC3090L-8TQG176C ✗ Fim de vida
Em estoque Enviado em 1 a 3 dias úteis
3.3 V Vdss TQFP-176 (TQG176) Package 80 MHz Speed Internal SRAM (reprogrammable) Memory
A partir de $28.75 USD / unidade
MOQ: 1 |
Preço atualizado: 2026-09-13
Preços por volume
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
ℹ️ Todos os preços estão em USD

XC3090L-8TQG176C Visão geral

The Xilinx XC3090L-8TQG176C is a 3.3 V, low-voltage CMOS Field Programmable Gate Array from the Xilinx XC3000L Logic Cell Array family, packaged in a 176-pin Thin Quad Flat Pack (TQFP). It contains 320 Configurable Logic Blocks (CLBs), delivers approximately 5,000 equivalent gates (with up to 6,000 usable gates), and supports system clock rates up to 80 MHz.

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.

Xilinx
Package: TQG176 (Thin Quad Gull-Wing, 176 pins)
Family: XC3000L Low-Voltage Logic Cell Array
Configuration Memory: SRAM (volatile, in-system programmable)
Comparar com XC3090L-8TQG176C →
Xilinx
Package: TQG176 (176-pin Thin Quad Flat Pack)
Family: XC3000L Low Voltage Logic Cell Array
Configuration Memory: SRAM (volatile, requires external configuration PROM)
Comparar com XC3090L-8TQG176C →
Xilinx
Package: 176-pin TQFP (TQG176), 1.4 mm height, surface-mount
Family: XC3000L
Configuration Memory: SRAM (volatile, requires external PROM)
Comparar com XC3090L-8TQG176C →
Xilinx
Package: TQG-176 (Thin Quad Gulp, 176-pin)
Family: XC3000L Field Programmable Gate Array
Process Technology: 0.6 um CMOS SRAM
Comparar com XC3090L-8TQG176C →
Xilinx
Package: TQFP-176 (176-terminal PQFP)
Family: XC3000A/L (XC3000 series)
Configuration Memory: Internal SRAM, externally loaded
Comparar com XC3090L-8TQG176C →
Xilinx
Package: 176-pin TQG (LQFP, 0.5 mm pitch, gull wing)
Family: XC3000L Low Voltage Logic Cell Array
Configuration Memory: On-chip SRAM-based, in-system programmable
Comparar com XC3090L-8TQG176C →

Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:

XC3090L-7TQG176C

✅ Drop-In
Xilinx
📦 TQFP-176
XC3000L · XC3090L · 100 CLBs (320 F-FFs) · 5,000 (typical, up to 9,000 peak) · 144 (maximum, TQG176) · SRAM (volatile, requires external PROM) · 0.8 micron CMOS · 3.0 V to 3.6 V

✓ Em estoque

$21.2 / unidade

Ver ficha técnica →

XC3090L-6TQG176C

✅ Drop-In
Xilinx
📦 TQFP-176
XC3000L Low-Voltage Logic Cell Array · XC3000L · XC3090L · -6 (6 ns tpd) · 138 · TQG176 (Thin Quad Gull-Wing, 176 pins) · 3.3 V · 6 ns

✓ Em estoque

$63 / unidade

Ver ficha técnica →

XC3090L-7TQG176I

✅ Drop-In
Xilinx
📦 TQFP-176
XC3000L (Low-Voltage) · XC3000L Field Programmable Gate Array · 3200 · 100 · 144 · 176 · 3.0 V to 3.6 V (3.3 V typical)

✓ Em estoque

$64.8 / unidade

Ver ficha técnica →

XC3090L-6TQG176I

✅ Drop-In
Xilinx
📦 TQFP-176
XC3000L Low Voltage Logic Cell Array · SRAM-based FPGA · 900 · -6 (approximately 6 ns combinatorial delay) · 3.3 V · Industrial (-40C to +85C) · TQG176 (176-pin Thin Quad Flat Pack)

✓ Em estoque

$21.4 / unidade

Ver ficha técnica →

XC3090L-8TQ176C

✅ Drop-In
Xilinx
📦 TQFP-176
XC3000A/L (XC3000 series) · CMOS Field Programmable Gate Array (FPGA) · 5,000 · 6,000 · 320 · 320 · 80 MHz · 3.3 V

✓ 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

QFP-176 Package Pinout Diagram QFP-176 24x24mm, P0.5mm, JEDEC. 1 44 QFP-176
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.

🌐

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.

🖥️

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.

🔧

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.

📚

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.

✈️

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.

What is the logic capacity of the XC3090L-8TQG176C?
The XC3090L-8TQG176C contains 320 Configurable Logic Blocks (CLBs) and provides approximately 5,000 equivalent gates, with up to 6,000 usable gates. According to Xilinx XC3000L datasheet references retrieved via datasheet4u.com, this places it in the mid-density tier of the XC3000L family, suitable for glue logic, state-machine implementations, and modest datapath designs. Designers should plan utilization at roughly 60-70 percent to preserve routing headroom.
What is the maximum clock frequency of the XC3090L-8TQG176C?
The XC3090L-8TQG176C supports system clock rates up to 80 MHz as listed in distributor parametric data from datasheets.com. The -8 speed grade is the slowest timing bin in the XC3000L family; faster -7 and -6 bins are available in the same package for designs needing higher Fmax. Actual achievable frequency depends on routing congestion, logic depth per clock, and I/O toggle rates.
Is the XC3090L-8TQG176C still in production?
No, the XC3090L-8TQG176C is obsolete and has been discontinued by Xilinx for many years. Current distributor stock is limited to remaining inventory; sourcing typically requires specialty distributors such as Jotrin, Microchip USA, or vetted brokers. For new designs, Xilinx recommends migrating to the Spartan-3 or Artix-7 family, although footprint compatibility is not maintained.
What is the supply voltage of the XC3090L-8TQG176C?
The XC3090L family operates at a 3.3 V core and I/O supply, distinguishing it from the original 5 V XC3000 series. This low-voltage operation reduces power dissipation compared to the legacy 5 V XC3000 parts and is compatible with TTL-level inputs. Designers must ensure the board provides a clean 3.3 V rail; the L-suffix family is not 5 V tolerant on inputs.
What package does the XC3090L-8TQG176C use?
The XC3090L-8TQG176C is housed in a 176-pin Thin Quad Flat Pack (TQFP) with the Xilinx package code TQG176. According to the distributor listing on Microchip USA, this is a surface-mount package with 0.5 mm pin pitch and a body size of approximately 24 mm square, suitable for reflow soldering on standard FR-4 PCB substrates.
Where can I buy the XC3090L-8TQG176C?
The XC3090L-8TQG176C can be purchased from specialty distributors carrying legacy Xilinx stock, including Jotrin Electronics, Microchip USA, MFMIC, and various brokers listed on Octopart. Prices vary widely with lot age and traceability. As of 2026-09-13, expect unit pricing in the 28-45 USD range depending on quantity and traceability documentation.
What is the lead time for the XC3090L-8TQG176C?
Lead time for the XC3090L-8TQG176C depends on remaining distributor stock and is typically 2-6 weeks when ordered through specialty distributors, according to Jotrin and Microchip USA listings retrieved 2026-09-13. For urgent requirements, brokers may offer immediate shipment from shelf stock at premium pricing. Long-term supply is not guaranteed due to the obsolete lifecycle status.
Where can I download the XC3090L-8TQG176C datasheet?
The XC3090L datasheet PDF is available from datasheet4u.com at the URL https://datasheet4u.com/datasheets/Xilinx/XC3090L/287733 and also mirrored at datasheet.technology. The original Xilinx datasheet number is generic for the XC3000L family; consult the family datasheet for the complete pinout, configuration modes, and AC timing characteristics for the -8 speed grade.
Where can I find the XC3090L-8TQG176C pinout?
The complete 176-pin TQFP pinout for the XC3090L-8TQG176C is documented in the XC3000L family datasheet and matches the TQG176 mechanical drawing. Pins include dedicated clock inputs (CCLK, configuration clock), configuration mode select pins (M0, M1, M2), DONE, PROG, INIT, and the user-I/O bank assignments. Refer to the family datasheet page showing the TQG176 ball map for full detail.
What is the difference between XC3090L-8TQG176C and XC3090L-7TQG176C?
The XC3090L-8TQG176C is the -8 speed grade, the slowest timing bin, while the XC3090L-7TQG176C is the -7 bin offering higher Fmax at higher cost. Both share the identical TQG176 package and are pin-to-pin compatible drop-in alternatives. Choose -8 for cost-sensitive designs with relaxed timing; choose -7 when paths require higher Fmax margin.
Can the XC3090L-8TQG176C be replaced by a modern Xilinx FPGA?
Yes, modern Xilinx FPGAs such as the XC7A35T or XC7A100T (Artix-7) offer vastly higher logic density and I/O count, but they are NOT pin-compatible drop-in replacements - the packages differ and the configuration interface has changed from SelectMAP/XSERIAL to modern bitstream formats. Migration requires PCB redesign and complete firmware re-verification. The XC3090L is also supported by older Xilinx ISE design tools rather than Vivado.
Is the XC3090L-8TQG176C RoHS compliant?
RoHS compliance status for the original XC3090L-8TQG176C is not explicitly listed in the verified distributor data retrieved 2026-09-13. The XC3000L family predates widespread RoHS adoption; most original parts are SnPb-finish. Some brokers offer RoHS-reflowed or re-tested inventory, but this is not the same as original manufacturer RoHS certification. Request a CoC from the seller for compliance documentation.
What are the key specifications of the XC3090L-8TQG176C that engineers should know?
The XC3090L-8TQG176C is a 320-CLB FPGA with 5,000-6,000 equivalent gates, 80 MHz Fmax in the -8 speed grade, 3.3 V VCC, TTL-compatible I/O, SRAM-based reprogrammable configuration, and a 176-pin TQFP package. According to Xilinx XC3000L datasheet references, configuration is loaded from an external EEPROM/EPROM/ROM via serial or parallel modes. Designers should plan for 3.3 V-only I/O (not 5 V tolerant) and obsolete-lifecycle sourcing.
What is the best cross-brand equivalent for the XC3090L-8TQG176C?
A pin-compatible cross-brand drop-in equivalent for the XC3090L-8TQG176C does not exist, because the XC3000L family uses a proprietary Xilinx configuration bitstream and LUT architecture that no other manufacturer replicates. The closest cross-brand functional alternatives are Altera MAX 7000-series CPLDs or older Altera FLEX 8000-series FPGAs, but these require complete PCB redesign, new bitstream format, and different ISE-vs-Quartus tool flow. None are drop-in.

Dados de referência de engenharia para XC3090L-8TQG176C — comparação, orientação de projeto e informações de conformidade.

Guia de seleção

Choose the XC3090L-8TQG176C when maintaining a legacy design that already specifies this exact part number and same-package footprint, especially in long-lifecycle industrial, telecom, or avionics programs where re-certification is cost-prohibitive. The -8 speed grade is the lowest-cost bin and is appropriate when timing closure fits within 80 MHz. If your design requires higher Fmax, choose the XC3090L-7TQG176C or XC3090L-6TQG176C as drop-in upgrades; for extended-temperature operation choose the I-suffix variants. Avoid the XC3090L family for new designs unless EOL risk is acceptable - modern Xilinx Spartan-7 or Artix-7 families offer far higher density at lower cost, though they require complete PCB redesign and migration to the Vivado toolchain.

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

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Sem chumbo
Unknown
Sem halogênios
Unknown
Minerais de conflito
Unknown

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.

Dados verificados em: 2026-09-13 — dados verificados e curados pela equipe de engenharia de componentes da XAIPART

Buscas relacionadas

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Componentes & termos relacionados

Xilinx XC3090L XC3090L-8TQG176C XC3090L-7TQG176C XC3090L-6TQG176C XC3090L-7TQG176I XC3090L-6TQG176I XC3090L-8TQ176C FPGA Field Programmable Gate Array Configurable Logic Block (CLB) XC3000L Logic Cell Array TQFP-176 TQFP package family Xilinx ISE SRAM configuration memory logic gate TTL I/O 3.3V low-voltage CMOS industrial control telecommunications glue logic PCI bus interface RoHS obsolete lifecycle
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