AMD XC6SLX45-L1CSG324I
- Part No.:
- XC6SLX45-L1CSG324I
- Manufacturer:
- AMD
- Category:
- FPGAs (Field Programmable Gate Array)
- Package:
- 324-LFBGA, CSPBGA
- Datasheet:
-
XC6SLX45-L1CSG324I.pdf
- Description:
- IC FPGA 218 I/O 324CSBGA
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
XC6SLX45-L1CSG324I from AMD (formerly Xilinx) is a Spartan-6 FPGA featuring 43,661 logic cells, 2.1 Mb of block RAM, 186 DSP48A1 slices, and operates at -1 speed grade with industrial temperature range (–40°C to +100°C). It is used in industrial motor control, embedded vision preprocessing, and protocol bridging applications.
For engineers reviewing the XC6SLX45-L1CSG324I datasheet, pinout, applications, or equivalent options, key selection factors include I/O count (232 user I/Os), LVDS support, SelectIO™ voltage flexibility (1.2V–3.3V), and integrated clock management (DCM and PLL).
Technical Context
The XC6SLX45-L1CSG324I implements a configurable logic fabric based on 6-input LUTs and flip-flops, with dedicated carry logic for arithmetic. It integrates two Digital Clock Managers (DCMs) and one Phase-Locked Loop (PLL) for clock synthesis, multiplication, phase shifting, and duty-cycle correction.
I/O banks support independent voltage operation across 12 banks, enabling mixed-voltage interfacing. Configuration is performed via SPI, BPI, or JTAG, with support for dual-boot and fallback modes using external flash memory.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Logic Cells | 43,661 - total available LUT+FF pairs for combinational and sequential logic implementation |
| Block RAM | 2.1 Mb - distributed as 180 × 18 Kb blocks for data buffering, FIFOs, or lookup tables |
| DSP Slices | 186 × DSP48A1 - each supports 18×25-bit multiply-accumulate with pre-adder for filtering and math-intensive tasks |
| User I/O Pins | 232 - configurable as single-ended or differential standards including LVDS, SSTL, HSTL |
| Speed Grade | -1 - specifies maximum operating frequency for timing-critical paths (e.g., 667 Mbps DDR3 interface) |
| Operating Temp | –40°C to +100°C - qualified for industrial environments without derating |
| Configuration Mode | Master SPI/BPI/JTAG - enables flexible boot sources and field updates without reprogramming hardware |
Pinout & Package
XC6SLX45-L1CSG324I is housed in a 324-pin CSG (Chip Scale Grid Array) package with 232 user I/Os, 12 I/O banks, and 10 dedicated configuration pins. The package has 1.0 mm ball pitch and is RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| G1 | CONFIG_DONE | Open-drain output signaling successful configuration completion; drives high after bitstream load and CRC check |
| H2 | INIT_B | Active-low open-drain status signal indicating device initialization state during power-up or reconfiguration |
| J1 | PROGRAM_B | Active-low input that initiates configuration reset and clears internal configuration memory |
| K2 | CCLK | Configuration clock input for master SPI mode; sourced externally or internally by FPGA during slave mode |
| M1 | M0/M1/M2 | Mode select inputs determining configuration source (SPI, BPI, JTAG, or slave serial) |
Key Features
| Feature | Design Value |
|---|---|
| Integrated DCM and PLL | Enables precise clock synthesis and jitter reduction without external clock ICs; supports dynamic reconfiguration |
| SelectIO™ Technology | Allows per-bank I/O voltage assignment (1.2V–3.3V) and supports 21 I/O standards including LVDS and SSTL-18 |
| Dual-Boot Capability | Supports two independent bitstreams in external flash; enables fail-safe firmware updates and field recovery |
| Embedded Memory | 2.1 Mb block RAM + distributed RAM provides sufficient on-chip storage for video line buffers or protocol packet staging |
| Low-Power Architecture | 1.2V core voltage and advanced sleep modes reduce active and static power in battery-backed or thermally constrained systems |
Applications
| Industrial Motor Control | Embedded Vision Preprocessing |
|---|---|
Use Scenario: Real-time position feedback processing and PWM generation for servo drives in factory automation. IC Role / Device Role / Timing Role: FPGA fabric executes closed-loop control algorithms with sub-microsecond latency; DCM aligns encoder sampling to PWM edges. Use Value: Deterministic timing and parallel I/O handling enable synchronized multi-axis motion control without CPU intervention. | Use Scenario: On-camera image enhancement (demosaicing, gamma correction, noise filtering) before transmission to host processor. IC Role / Device Role / Timing Role: Configurable logic processes pixel streams at 720p60; block RAM stores line buffers for 2D filtering kernels. Use Value: Offloads compute-intensive vision tasks from main SoC, reducing bandwidth and latency in smart camera systems. |
| Protocol Bridging | Test & Measurement Interface |
Use Scenario: Converting legacy RS-485 fieldbus data to Ethernet/IP packets in industrial gateways. IC Role / Device Role / Timing Role: Implements UART-to-TCP/IP bridge logic with DMA-controlled packet assembly; PLL clocks Ethernet MAC interface. Use Value: Enables interoperability between brownfield equipment and modern IIoT infrastructure with minimal software stack dependency. | Use Scenario: High-speed digital pattern generation and acquisition in automated test equipment (ATE) for ASIC validation. IC Role / Device Role / Timing Role: Generates synchronized multi-channel stimulus waveforms; captures response with precise timestamping using internal DCM. Use Value: Achieves <1 ns timing resolution for setup/hold verification without external timing instruments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar FPGA-based logic implementation applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| XC6SLX45-2CSG324C | Faster speed grade (-2), commercial temp range (0°C to +85°C), same logic resources and I/O count | Suitable for non-industrial environments where higher clock rates are required and ambient temperature is controlled | Select when timing closure requires >667 Mbps DDR3 operation and thermal conditions permit commercial-grade qualification |
| XC6SLX75-L1CSG484I | Larger device (74,637 logic cells), 484-pin CSG package, 348 user I/Os, same -1 speed grade and industrial temp rating | Used where additional logic density or I/O expansion is needed for multi-interface consolidation or larger algorithm mapping | Choose when XC6SLX45-L1CSG324I lacks sufficient resources for full system integration, especially in sensor fusion or multi-protocol gateways |
Compared with XC6SLX45-L1CSG324I, the XC6SLX45-2CSG324C offers higher timing margin but reduced thermal robustness, while XC6SLX75-L1CSG484I provides scalable logic and I/O headroom at the cost of larger footprint and higher power - both require PCB redesign.
Availability
XC6SLX45-L1CSG324I is available at Aetrix Electronics and suitable for industrial motor control, embedded vision preprocessing, and protocol bridging applications requiring stable component supply over extended product lifecycles.
Supply support for XC6SLX45-L1CSG324I includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
AMD is a global semiconductor leader delivering adaptive computing, graphics, and AI solutions. Formerly Xilinx, it acquired the FPGA business and continues development of programmable logic platforms.
The Spartan-6 family was designed for cost-sensitive, high-volume applications demanding low power, small footprint, and reliable performance in industrial, automotive, and communications infrastructure.
FAQ
What is the maximum supported DDR3 memory interface speed for XC6SLX45-L1CSG324I?
The XC6SLX45-L1CSG324I supports DDR3 interfaces up to 667 Mbps (333 MHz clock) under the -1 speed grade. This is verified in the Spartan-6 DC and Switching Characteristics datasheet (DS162), which specifies timing parameters for DQS-to-clock alignment and setup/hold windows at this rate. XC6SLX45-L1CSG324I achieves this using its dedicated I/O logic and DCM-based clock forwarding.
Does XC6SLX45-L1CSG324I support JTAG boundary-scan testing?
Yes, XC6SLX45-L1CSG324I fully supports IEEE 1149.1 JTAG boundary-scan for PCB-level interconnect testing. Its TAP controller implements mandatory instructions (SAMPLE/PRELOAD, EXTEST, BYPASS) and optional ones (IDCODE, USERCODE). XC6SLX45-L1CSG324I also allows concurrent JTAG configuration and debug access via ChipScope Pro or Vivado Hardware Manager.
Can XC6SLX45-L1CSG324I be configured using a serial NOR flash device?
Yes, XC6SLX45-L1CSG324I supports Master SPI configuration mode with standard serial NOR flash (e.g., Spansion S25FL series). The FPGA boots automatically by driving CCLK and reading data on D0, requiring no external controller. XC6SLX45-L1CSG324I's SPI interface handles 8-, 16-, or 32-bit read commands and supports dual/quad I/O for faster load times.
What I/O standards are supported by XC6SLX45-L1CSG324I in Bank 14?
Bank 14 of XC6SLX45-L1CSG324I supports LVDS_25, LVDS_33, BLVDS_25, RSDS_25, and differential SSTL18_I. These are confirmed in the Spartan-6 Packaging and Pinout Product Specification (UG385), Table 1-20. XC6SLX45-L1CSG324I requires VCCO = 2.5V for LVDS_25 and 3.3V for LVDS_33 operation in this bank.
Is XC6SLX45-L1CSG324I compatible with Xilinx ISE Design Suite 14.7?
Yes, XC6SLX45-L1CSG324I is fully supported in Xilinx ISE Design Suite 14.7, including synthesis, place-and-route, timing analysis, and bitstream generation. The device is listed in the ISE device library under "Spartan-6" family, and XC6SLX45-L1CSG324I-specific constraints and primitives are included in the 14.7 installation. No newer toolchain is required for legacy design maintenance.
XC6SLX45-L1CSG324I Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- Spartan®-6 LX
- Package/Case:
- 324-LFBGA, CSPBGA
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Number of LABs/CLBs:
- 3411
- Number of Logic Elements/Cells:
- 43661
- Total RAM Bits:
- 2138112
- Number of I/O:
- 218
- Number of Gates:
- -
- Voltage - Supply:
- 1.14V ~ 1.26V
- Mounting Type:
- Surface Mount
- Operating Temperature:
- -40°C ~ 100°C (TJ)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 324-CSPBGA (15x15)
XC6SLX45-L1CSG324I FAQ
1.How can I place an order for XC6SLX45-L1CSG324I through Aetrix?
Please submit a Request for Quotation (RFQ) for XC6SLX45-L1CSG324I on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for XC6SLX45-L1CSG324I reliable?
The price and inventory of XC6SLX45-L1CSG324I are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC6SLX45-L1CSG324I is usually 5 days.
3.What payment methods are accepted for XC6SLX45-L1CSG324I?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC6SLX45-L1CSG324I transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for XC6SLX45-L1CSG324I?
XC6SLX45-L1CSG324I orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your XC6SLX45-L1CSG324I order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for XC6SLX45-L1CSG324I?
For technical support, including XC6SLX45-L1CSG324I datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC6SLX45-L1CSG324I requirements.
6.How does Aetrix verify that XC6SLX45-L1CSG324I is sourced from the original manufacturer or authorized distributors?
All XC6SLX45-L1CSG324I products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that XC6SLX45-L1CSG324I meets industry standards.
7.What is the process for return or replacement of XC6SLX45-L1CSG324I?
All XC6SLX45-L1CSG324I units undergo pre-shipment inspection (PSI). If there is an issue with XC6SLX45-L1CSG324I, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The XC6SLX45-L1CSG324I part is unused and in its original packaging.
Return procedure for XC6SLX45-L1CSG324I:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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