XC6SLX4-2TQG144C - Spartan-6 LX FPGA 4K Logic Cells | AMD Xilinx
MPN: XC6SLX4-2TQG144C ✓ نشطXC6SLX4-2TQG144C نظرة عامة
An FPGA (Field-Programmable Gate Array) is a class of programmable logic device containing an array of configurable logic blocks (CLBs), programmable interconnect, and dedicated silicon blocks such as Block RAM, DSP slices, and clock management tiles. FPGAs sit in the broader taxonomy programmable logic > digital IC > integrated circuit > semiconductor, and are typically used when designers need hardware-level parallelism with the flexibility of late-stage design changes. Unlike microcontrollers, which execute instructions sequentially, FPGAs process data on parallel dedicated fabric and can implement custom data paths, interfaces, and accelerators in hardware.
The Spartan-6 LX family is built on a 45 nm low-power copper CMOS process and introduces a 6-input look-up-table (LUT) architecture with dual flip-flops per LUT, which improves logic density and reduces die area versus prior generations. The XC6SLX4 variant also integrates dedicated 18x18 hardware multipliers (DSP48A1 slices) for high-throughput arithmetic, a Memory Controller Block (MCB) for DDR/DDR2/LPDDR, and Clock Management Tiles (CMTs) that combine PLLs and DLLs for jitter-clean clock synthesis.
Typical use cases include cost-sensitive consumer electronics that need hardware-accelerated video bridging, low-cost industrial control with PCIe endpoint connectivity, motor control feedback processing, and bridging between legacy parallel buses and modern serial interfaces. Designers also use the LX family for software-defined radio front-end pre-processing and low-end image sensor pipelines because of the dedicated DSP blocks and rich block-RAM bandwidth.
When bringing up a board, ensure the configuration mode (SPI/BPI/parallel/JTAG) is selected correctly via the M[2:0] strapping pins and that DONE pulls cleanly high after configuration. The 144-LQFP footprint is a constraint-friendly hand-solderable package for prototypes, but for production designs targeting EMI-sensitive applications the smaller BGA-packaged Spartan-6 variants (e.g. TQG144 to FTG256 migration) may be worth evaluating once the design stabilizes.
This page synthesizes distributor stock, AEC-Q100 availability, and pin-compatible drop-in alternatives that are not consolidated in any single datasheet reference. Pricing reflects Octopart-aggregated distributor quotes as of 2026-10-11 and is meant for budgetary triage rather than contract quotation.
بدائل مباشرة لـ XC6SLX4-2TQG144C — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع XC6SLX4-2TQG144C (نفس عامل الشكل والبصمة) — يختلف في Block RAM, Package, Logic Cells, Process Technology, RoHS Status.
XC6SLX4-2TQG144I
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←XC6SLX4-3TQG144C
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منهاتواصل لمعرفة السعر
عرض ورقة البيانات ←XC6SLX4-2TQG144Q
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها📋 بديل مرجعي (غير موجود في الكتالوج)
XC6SLX9-2TQG144C
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←XC6SLX4-2TQG144C الحدود القصوى والخصائص الكهربائية
| Family | Spartan-6 LX |
| Device Variant | XC6SLX4 |
| Speed Grade | -2 |
| Temperature Grade | C (Commercial 0C to +85C) |
| Logic Cells | 3,840 |
| Slices | 600 |
| Block RAM | 4,860 Kbits (216 Kb blocks) |
| DSP48A1 Slices | 8 |
| Maximum User I/O | 102 |
| العلبة | 144-pin LQFP (TQG144) |
| نوع التركيب | Surface Mount |
| Core Voltage | 1.2 V nominal (±5%) |
| Process Technology | 45 nm low-power CMOS |
| Configuration Memory | Multi-mode (SPI/BPI/Serial/JTAG) |
| نطاق درجة حرارة التشغيل | 0C to +85C |
| مستوى MSL | 3 (per JEDEC J-STD-020) |
| حالة RoHS | Compliant |
| AEC-Q100 | Not qualified (commercial grade) |
تكوين أطراف XC6SLX4-2TQG144C
| دبوس 1 | IO_L1N_VREF_0 — Bank 0 general-purpose I/O, VREF capable |
| دبوس 36 | VCCO_0 — Bank 0 I/O supply voltage |
| دبوس 37 | IO_L29N_0 — Bank 0 general-purpose I/O |
| دبوس 60 | VCCAUX — 2.5V auxiliary supply |
| دبوس 73 | VCCINT — 1.2V core supply |
| دبوس 85 | GND — Ground |
| دبوس 100 | M0 — Configuration mode select 0 |
| دبوس 101 | M1 — Configuration mode select 1 |
| دبوس 102 | M2 — Configuration mode select 2 |
| دبوس 103 | TCK — JTAG clock input |
| دبوس 104 | TDI — JTAG data input |
| دبوس 105 | TDO — JTAG data output |
| دبوس 106 | TMS — JTAG mode select |
| دبوس 144 | DONE — Configuration complete indicator |
التطبيقات النموذجية
XC6SLX4-2TQG144C مناسب لـ 6 التطبيقs: Industrial PCIe Endpoint Bridge, Consumer Video Format Conversion, Software Defined Radio Front-End, Motor Control Feedback Loop, Embedded Vision Pre-Processing, Portable IoT Edge Hub.
Industrial PCIe Endpoint Bridge
The XC6SLX4-2TQG144C's integrated PCIe endpoint block supports ×1 Gen1 PCIe at 2.5 Gbps, making it well suited for low-cost PCIe bridges between legacy parallel peripherals (ISA, SRAM, GPIO) and a host CPU's PCIe slot. The 3,840 logic cells are sufficient for a single DMA engine plus control plane, and the 4,860 Kbit block RAM absorbs short burst transfers. Used in industrial PC backplanes and modular IO cards.
موصى به
Consumer Video Format Conversion
The XC6SLX4-2TQG144C's 8 DSP48A1 slices (each 18x18 MAC at ~250 MHz) and DDR2 Memory Controller Block support real-time scaling, deinterlacing, and HDMI-to-LVDS conversion in set-top boxes and mid-range media players. Block RAM tiles store three line buffers for 720p->1080p upconversion with no external SRAM requirement.
موصى به
Software Defined Radio Front-End
The DSP slices and 6-input LUTs enable IF/baseband processing for low-cost SDR receivers, where the Spartan-6 LX performs decimation, FIR filtering, and FFT stages between an ADC and a host processor. The 102 user I/Os allow direct connection to parallel ADC buses without external multiplexing.
موصى به
Motor Control Feedback Loop
In FOC motor drives, the XC6SLX4-2TQG144C implements encoder decoding, Clarke/Park transforms, and PI controllers in fabric at 40-100 kHz loop rates, freeing the host MCU to run CANopen/EtherCAT stacks. The 102 user I/Os interface to incremental encoders, Hall sensors, and resolver excitation amplifiers.
موصى به
Embedded Vision Pre-Processing
The XC6SLX4-2TQG144C ingests MIPI-CSI or parallel CMOS sensor data, applies Bayer demosaicing and 3x3 convolution kernels via the dedicated DSP48A1 slices, and outputs processed frames over SPI or USB to a host MCU. The 4,860 Kbit block RAM serves as a triple-line buffer for 1-2 MP sensors running at 30 fps.
موصى به
Portable IoT Edge Hub
The XC6SLX4-2TQG144C operates at under 200 mW active power and routes between wireless modules (LoRa, Sub-GHz radio, BLE), manages power muxing for battery-powered sensor nodes, and provides protocol translation (Modbus to MQTT, BLE to SPI). Block RAM is allocated to message queues and security keys for TLS handshake acceleration.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ XC6SLX4-2TQG144C — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | XC6SLX4-2TQG144I | XC6SLX4-3TQG144C | XC6SLX9-2TQG144C |
|---|---|---|---|---|
| Brand | Xilinx (AMD) | Xilinx (AMD) | Xilinx (AMD) | Xilinx (AMD) |
| Package | 144-LQFP (TQG144) | 144-LQFP (TQG144) - same | 144-LQFP (TQG144) - same | 144-LQFP (TQG144) - same |
| Logic Cells | 3,840 | 3,840 | 3,840 | 9,152 |
| Block RAM (Kbit) | 4,860 | 4,860 | 4,860 | 5,328 |
| DSP48A1 Slices | 8 | 8 | 8 | 16 |
| Max User I/O | 102 | 102 | 102 | 102 |
| Speed Grade | -2 | -2 | -3 (faster) | -2 |
| Temperature Grade | Commercial (0C to +85C) | Industrial (-40C to +100C) | Commercial (0C to +85C) | Commercial (0C to +85C) |
أبرز الفروقات
- Only variant with -2 commercial speed grade + standard LQFP (مقابلXC6SLX4-2TQG144I)
- Lower logic budget, simpler power tree than XC6SLX9 (مقابلXC6SLX9-2TQG144C)
- Wide LQFP footprint simplifies hand-rework (مقابلBGA-packaged Spartan-6 variants)
ملاحظات التصميم
Estimated: The Spartan-6 LX core draws 1.2 V at approximately 200-400 mA under typical logic utilization. Plan a 1.5 A capable buck regulator per FPGA (e.g. TPS62177DQCT) with bulk + ceramic decoupling of 4x22 uF + 1x0.1 uF within 5 mm of the Vccint pin. The 2.5 V Vccaux rail needs 100 mA and should be sequenced after Vccint per UG394.
Configuration mode pins M[2:0] must NOT float during boot - the default master SPI mode can leave the FPGA hanging if SPI flash is absent. Tie them to discrete 0/1 levels via 4.7 kohm pullups or pulldowns. Confirm DONE goes high within the 1-second watchdog window in UG380 to detect bitstream integrity failures.
The TQG144 0.5 mm pitch LQFP can be hand-reworkable but demands 4-layer PCB with 8 mil/8 mil geometries and a flooded GND plane on layer 2 to control SSN. Place decoupling in pairs (10 uF bulk + 100 nF) at each Vccint/Vccaux/Vcco quadrant. Reference UG393 - Spartan-6 PCB Design Guide for the complete checklist.
معلومات الامتثال
Compliant per DigiKey product listing 2339857. Commercial temperature grade; not AEC-Q100 qualified. For automotive design, choose the -Q suffix Spartan-6 variant.
