XC6SLX9-2TQG144I - Spartan-6 LX FPGA, 9,152 Cells, 144-LQFP | AMD
MPN: XC6SLX9-2TQG144I ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $33.5 | $33.50 |
| 10 | $28.9 | $289.00 |
| 100 | $22.4 | $2,240.00 |
| 500 | $18.75 | $9,375.00 |
| 1,000 | $16.2 | $16,200.00 |
XC6SLX9-2TQG144I Overview
An FPGA (Field-Programmable Gate Array) is a semiconductor device containing a matrix of configurable logic blocks (CLBs), programmable interconnect, and dedicated silicon blocks (BRAM, DSP, transceivers) that engineers can reconfigure post-manufacturing. FPGAs sit above microcontrollers and ASICs in the programmable logic hierarchy: microcontrollers execute software sequentially, ASICs are hard-wired for one function, while FPGAs deliver hardware-level parallelism with full design flexibility. The Spartan-6 family specifically targets cost-sensitive, high-volume logic, embedded, and DSP applications.
Key features of the XC6SLX9-2TQG144I include 9,152 logic cells (1,430 ALMs / 715 CLBs), 576 Kbits of block RAM, 16 DSP48A1 slices, 102 user I/O, and integrated configuration options supporting SPI, BPI, and JTAG modes. The device includes on-chip clock management (DCMs and PLLs) and supports DDR, DDR2, DDR3, and LPDDR external memory interfaces, enabling it to bridge to modern system memory.
Built on a mature 45 nm low-power copper CMOS process, the XC6SLX9-2TQG144I is engineered for low static and dynamic power dissipation. The 1.2V core voltage with separate I/O bank voltages (1.2V-3.3V) lets designers mix logic levels on a single chip. The TQG144 package is the high-volume cost-optimized footprint, suitable for cost-sensitive designs that don't need the transceivers of the LXT family.
Typical applications span industrial control and motor drive, automotive infotainment and driver assistance (non-safety), consumer video processing, software-defined radio, low-cost ASIC replacement, and bridge/IO expansion. Compared with a microcontroller, the FPGA delivers true parallel processing and deterministic latency, critical for video pipelines and DSP.
When designing, plan for a multi-rail power supply (1.2V VCCINT + per-bank VCCO) and respect the JTAG programming and configuration sequencing requirements documented in the Spartan-6 configuration user guide. For new designs, evaluate whether a Spartan-7 XC7S6/XC7S15 or Artix-7 XC7A15T would deliver better cost-per-logic and updated silicon.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for XC6SLX9-2TQG144I — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with XC6SLX9-2TQG144I (same form factor and footprint) — differing in Block RAM, Clock Management, Core Voltage (VCCINT), DSP Slices, Logic Cells.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
XC6SLX9-3TQG144I
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →XC6SLX9-2TQG144C
✅ Drop-In✓ In Stock
$11.8 / Unit
View Datasheet →XC6SLX4-2TQG144I
✅ Drop-In✓ In Stock
$6.189 / Unit
View Datasheet →XC6SLX9-2TQG144I Maximum Ratings & Electrical Characteristics
| Family | Spartan-6 LX |
| Logic Cells | 9,152 |
| Slices / ALMs | 1,430 ALMs (715 CLBs) |
| Block RAM | 576 Kbits (72 x 18 Kb) |
| DSP Slices | 16 (DSP48A1) |
| Maximum User I/O | 102 |
| Package | 144-pin TQFP (TQG144), 20 x 20 mm, 0.5 mm pitch |
| Speed Grade | -2 (mid-range) |
| Operating Temperature | -40C to +100C (Industrial) |
| Core Voltage (VCCINT) | 1.2 V |
| I/O Bank Voltage (VCCO) | 1.2 V to 3.3 V |
| Process Technology | 45 nm low-power CMOS (9-metal copper) |
| Memory Interfaces | DDR, DDR2, DDR3, LPDDR (via Memory Controller Block) |
| Clock Management | DCM + PLL per tile |
| Mounting Type | Surface Mount |
| MSL Level | 3 (per JEDEC J-STD-020) |
| RoHS Status | RoHS Compliant (Lead Free) |
XC6SLX9-2TQG144I 144-pin tqfp (tqg144), 20 x 20 mm, 0.5 mm pitch Pin Configuration Guide
Pin configuration for XC6SLX9-2TQG144I (144-pin tqfp (tqg144), 20 x 20 mm, 0.5 mm pitch package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for XC6SLX9-2TQG144I.
Refer to the datasheet for full pin configuration.
Typical Applications
XC6SLX9-2TQG144I is suitable for 6 applications: Industrial Motor Control, Automotive Infotainment / Video Bridging, Software-Defined Radio / Signal Processing, ASIC Replacement / Glue Logic Consolidation, Consumer Video / Display Processing, Embedded IoT Bridge / IO Expansion.
Industrial Motor Control
The XC6SLX9-2TQG144I is well suited to industrial motor control and drive applications, where its 16 DSP48A1 slices handle field-oriented control (FOC) math at PWM frequencies up to 50 kHz with single-cycle MAC operations. The 102 user I/O accommodate multiple encoder interfaces, Hall sensors, and gate-driver PWM channels, while the integrated Memory Controller Block streams feedback samples into DDR2 or DDR3 external memory. The TQG144 package exposes enough I/O to drive multi-axis systems with a single chip, and the industrial -40C to +100C temperature range supports factory-floor and outdoor enclosures. Designers benefit from Spartan-6 mature IP libraries (PWM, SVPWM, PID) and a deterministic hardware pipeline that delivers sub-microsecond loop latency.
Recommended
Automotive Infotainment / Video Bridging
In automotive cabin infotainment systems, the XC6SLX9-2TQG144I bridges LVDS/TTL camera inputs to the head-unit SoC, performing deinterlacing, color-space conversion, and overlay composition in hardware. The 16 DSP slices handle scaling and chroma upsampling at 60 fps 1080p, while 576 Kbits of block RAM line-buffer intermediate scan lines without external SDRAM. The 1.2V to 3.3V per-bank VCCO rails let designers mix LVDS inputs (2.5V) and 3.3V output to a head-unit processor from one chip. Note this is for cabin systems (no AEC-Q100); safety-critical ADAS functions require ASIL-rated SoCs. The TQG144 package is hand-solder-friendly for prototype builds.
Recommended
Software-Defined Radio / Signal Processing
For software-defined radio receivers and digital signal processing, the XC6SLX9-2TQG144I delivers 16 DSP48A1 slices capable of running 18 x 25-bit MAC operations at speeds suitable for baseband demodulation, FFT preprocessing, and channel filtering below 50 MSPS. Designers block datacommuinte the on-chip block RAM as FFT working memory, reducing external memory access latency. The TQG144 package provides enough I/O for parallel ADC interfaces (e.g., 12-14 bit ADCs at 65-100 MSPS) plus SPI control and JTAG debug. Compared with a microcontroller, the FPGA achieves deterministic sub-microsecond latency on sample streams, critical for low-jitter phase-sensitive demodulation.
Recommended
ASIC Replacement / Glue Logic Consolidation
The XC6SLX9-2TQG144I is widely deployed as a low-cost ASIC replacement, replacing multiple discrete CPLDs, bus bridges, and custom logic chips on legacy boards with one reconfigurable part. With 9,152 logic cells, designers typically migrate 5-10 legacy TTL/CMOS chips onto one LX9, cutting board area and BOM cost. The 102 user I/O cover most legacy bus widths (16-bit address + 16-bit data + control), while the integrated clock management removes external PLL chips. For low-volume industrial and aerospace programs, this FPGA cuts NRE to zero while still delivering production volumes at the LX9 price point.
Recommended
Consumer Video / Display Processing
In consumer video peripherals (HDMI splitters, scalers, capture cards), the XC6SLX9-2TQG144I handles color-space conversion, frame-rate conversion, and overlay composition in hardware at resolutions up to 1080p60. The integrated Memory Controller Block supports DDR3, enabling frame-buffer use for scaling and deinterlacing. The 1.2V to 3.3V per-bank VCCO support mixed-voltage TMDS and LVCMOS interfaces from a single chip, reducing external level shifters. The TQG144 package is hand-solderable for low-volume and DIY/prosumer products.
Recommended
Embedded IoT Bridge / IO Expansion
As an embedded IoT gateway or industrial sensor hub, the XC6SLX9-2TQG144I interfaces multiple sensor buses (SPI, I2C, UART, GPIO) and performs local pre-processing before forwarding data to a host processor. With 102 user I/O, designers expose many sensor interfaces concurrently, while 16 DSP slices handle sensor-fusion math (e.g., Kalman filters for IMU). The industrial -40C to +100C temperature rating suits outdoor enclosures and factory cabinets. Compared with a microcontroller, the FPGA executes deterministic sensor-fusion pipelines in parallel, freeing the host CPU for higher-level decision logic.
Recommended
Recommended Products Summary
Engineering reference data for XC6SLX9-2TQG144I — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | XC6SLX9-3TQG144I | XC6SLX9-2TQG144C | XC6SLX4-2TQG144I |
|---|---|---|---|---|
| Brand | AMD (Xilinx) | AMD (Xilinx) | AMD (Xilinx) | AMD (Xilinx) |
| Package | TQFP-144 (TQG144), 20x20 mm, 0.5 mm pitch | TQFP-144 (TQG144) - same | TQFP-144 (TQG144) - same | TQFP-144 (TQG144) - same |
| Logic Cells | 9,152 | 9,152 (same die) | 9,152 (same die) | 3,840 (-58%) |
| Block RAM | 576 Kbits | 576 Kbits | 576 Kbits | 216 Kbits |
| DSP Slices | 16 (DSP48A1) | 16 | 16 | 8 (-50%) |
| Maximum User I/O | 102 | 102 | 102 | 102 |
| Speed Grade | -2 (mid-range) | -3 (highest performance) | -2 (mid-range) | -2 (mid-range) |
| Operating Temperature | -40C to +100C (Industrial) | -40C to +100C (Industrial) | 0C to +85C (Commercial) | -40C to +100C (Industrial) |
Key Differentiators
- Industrial temperature range (vs XC6SLX9-2TQG144C)
- Mid-range speed/power trade-off (vs XC6SLX9-3TQG144I)
- Highest logic density in TQG144 footprint (vs XC6SLX4-2TQG144I)
Design Notes
The XC6SLX9-2TQG144I requires three rails: VCCINT = 1.2V (core logic), VCCAUX = 2.5V or 3.3V (auxiliary), and per-bank VCCO = 1.2V to 3.3V (I/O banks). According to the Spartan-6 Family Overview, VCCINT must ramp monotonically in 0.2-50 ms; failure to meet the ramp spec can cause inrush on the POR circuit. Decouple VCCINT with 100 uF bulk + 0.1 uF + 10 uF ceramic per supply pin. Estimated: a fully utilized LX9 with all 16 DSP slices running at 200 MHz draws approximately 300-500 mA from VCCINT.
The TQG144 package is a 20 x 20 mm TQFP with 0.5 mm pitch and exposed pad-free bottom (no thermal pad). Per AMD package guidelines, use a 4-layer PCB with continuous power planes under the device. For a mid-density LX9 design, 4 layers with 1 oz copper are sufficient; high-speed DDR3 interfaces require impedance-controlled 100 ohm differential and 50 ohm single-ended traces routed on inner stripline layers.
Do not confuse TQG144 (this part) with FBG484 (the same LX9 silicon in a 484-ball BGA package) - the pinout is incompatible. Verify that the Spartan-6 configuration mode pins (M0, M1, M2) are strapped to the correct logic levels for SPI/BPI/JTAG boot mode per UG380. Failure to set configuration mode results in a non-booting device that appears dead. Use the JTAG header pattern from Xilinx HW-USB or compatible programmer.
Spartan-6 LX uses 1.2V internal LVCMOS signalling; output drive strength (2/4/6/8/12/16 mA) is programmable per pin via the IOSTANDARD attribute. For high-speed DDR3 interfaces up to 800 Mbps, use SSTL15_18 (1.5V) VCCO and the Memory Controller Block (MCB). Estimated: traces longer than 50 mm at DDR rates require matched-length routing within 25 mil tolerance and a 100 ohm differential termination near the FPGA pins.
Compliance Information
RoHS compliant and lead-free per DigiKey listing and Xilinx family overview. The 'I' temperature grade (Industrial -40C to +100C) is NOT equivalent to AEC-Q100 automotive qualification; for cabin electronics this is acceptable, but safety-critical ADAS functions require AEC-Q100-qualified SoCs. Halogen-free status not explicitly listed in Verified Web Data; set to unknown.
