AMD XC6SLX45T-N3CSG324C
- Part No.:
- XC6SLX45T-N3CSG324C
- Manufacturer:
- AMD
- Category:
- FPGAs (Field Programmable Gate Array)
- Package:
- 324-LFBGA, CSPBGA
- Datasheet:
-
XC6SLX45T-N3CSG324C.pdf
- Description:
- IC FPGA 190 I/O 324CSBGA
- Quantity:
- Payment:

- Shipping:

Inventory:3,997
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Product details
Overview
XC6SLX45T-N3CSG324C from AMD (formerly Xilinx) is a Spartan-6 FPGA featuring 43,661 logic cells, 2.1 Mb of block RAM, 180 DSP48A1 slices, and operates at -3 speed grade with industrial temperature range (–40°C to +85°C). It is used in embedded vision preprocessing, motor control logic, and industrial I/O bridging.
For engineers reviewing the XC6SLX45T-N3CSG324C datasheet, pinout, applications, or equivalent options, key selection factors include I/O count (232 user I/Os), LVDS support, SelectIO™ standards compatibility, and integrated clock management (DCM and PLL).
Technical Context
This device belongs to the Spartan-6 LX family and implements a 45 nm low-power process. It supports dual-register flip-flops per LUT, six-input LUTs, and configurable I/O banks supporting 1.2 V to 3.3 V signaling with programmable slew rate and drive strength.
The XC6SLX45T-N3CSG324C integrates two Digital Clock Managers (DCMs) and one Phase-Locked Loop (PLL) for clock synthesis, multiplication, division, phase shifting, and duty cycle correction across multiple clock domains.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Logic Cells | 43,661 - provides gate count equivalent for combinational and sequential logic implementation |
| Block RAM | 2.1 Mb - supports on-chip data buffering, FIFOs, and lookup tables without external memory |
| DSP Slices | 180 × DSP48A1 - enables fixed-point multiply-accumulate operations for filtering and control algorithms |
| User I/O Pins | 232 - supports high-density interface bridging including parallel buses and differential protocols |
| Speed Grade | -3 - guarantees timing closure up to 667 MHz DDR3 interface clock and 500 MHz system clock |
| Operating Temp | –40°C to +85°C - qualified for industrial environments without derating |
| Package | CSG324 - 324-pin fine-pitch CSPBGA with 0.8 mm pitch and 15 × 15 mm body |
Pinout & Package
XC6SLX45T-N3CSG324C is housed in a 324-pin Chip Scale Package Ball Grid Array (CSG324) with 0.8 mm pitch, 15 × 15 mm footprint, and 19 × 19 ball array (17 × 17 active + corner balls). Thermal pad is not present; package is lead-free and RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| G18 | VCCO_0 | I/O bank 0 power supply - must be decoupled independently for signal integrity |
| K19 | GCLK1 | Global clock input - low-skew routing to all clock-capable resources |
| M18 | INIT_B | Configuration status output - asserted low during bitstream loading and CRC check |
| P16 | CCLK | Configuration clock - driven externally during master serial mode programming |
| R15 | DONE | Configuration completion indicator - goes high when configuration is valid and secure |
| T14 | PROGRAM_B | Active-low configuration reset - forces reinitialization of configuration logic |
Key Features
| Feature | Design Value |
|---|---|
| Integrated DCM and PLL | Enables multi-domain clocking with jitter < 150 ps RMS and frequency synthesis from 10 MHz to 500 MHz |
| SelectIO™ Technology | Supports LVCMOS, LVTTL, SSTL, HSTL, and LVDS I/O standards with programmable termination and slew control |
| Embedded Memory | 2.1 Mb distributed and block RAM - allows dual-port RAM, shift registers, and ROM initialization |
| Configurable Logic Blocks | Each CLB contains four 6-input LUTs and eight flip-flops - optimized for high-speed arithmetic and state machine logic |
| PCI Express® Endpoint | Hard IP not included; requires soft-core implementation - supports Gen1 x1 endpoint with AXI interface |
Applications
| Industrial Motor Control | Embedded Vision Preprocessing |
|---|---|
Use Scenario: Real-time PWM generation, encoder feedback decoding, and safety monitoring in servo drives. IC Role / Device Role / Timing Role: FPGA fabric executes closed-loop control algorithms with deterministic latency under 100 ns. Use Value: Enables field-upgradable motion profiles and dual-axis synchronization using internal DCM/PLL clock domains. | Use Scenario: Bayer pattern demosaicing, histogram equalization, and edge detection on CMOS image sensor streams. IC Role / Device Role / Timing Role: Configurable logic processes 720p@60 fps video with pixel-level parallelism and pipeline stages. Use Value: Reduces host processor load by offloading compute-intensive kernels while maintaining sub-frame latency. |
| Industrial I/O Bridging | Communications Protocol Gateway |
Use Scenario: Translation between RS-485 Modbus RTU and EtherCAT physical layer in PLC backplanes. IC Role / Device Role / Timing Role: Implements protocol state machines and timing-critical PHY interfacing with 232 user I/Os. Use Value: Eliminates discrete level-shifters and glue logic while supporting mixed-voltage I/O banks (1.8 V/3.3 V). | Use Scenario: Interfacing legacy CAN 2.0B controllers to modern Ethernet-based SCADA systems. IC Role / Device Role / Timing Role: Soft CAN controller core with timestamped message buffering and TCP/IP stack acceleration. Use Value: Achieves deterministic CAN frame scheduling and packetized Ethernet forwarding with < 5 µs jitter. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar FPGA logic and I/O bridging applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| XC6SLX45-3CSG324C | No T suffix - commercial temp range (0°C to +85°C); identical logic, RAM, and I/O resources | Limited to non-industrial ambient conditions; unsuitable for extended thermal cycling | Select XC6SLX45T-N3CSG324C for deployments requiring guaranteed operation at –40°C. |
| XC6SLX75T-3FGG484C | Higher density (74,637 LCs), larger package (484-pin FGG), same -3N speed grade and industrial temp | Supports more complex designs with additional PCIe soft IP or multi-channel ADC interfaces | Choose XC6SLX75T-3FGG484C only when >43K LCs or >232 I/Os are required. |
Compared with XC6SLX45-3CSG324C and XC6SLX75T-3FGG484C, the XC6SLX45T-N3CSG324C uniquely balances industrial temperature qualification, 232-user-I/O count, and cost-sensitive logic density-making it optimal for fixed-function industrial controllers where thermal margin and pin count are critical constraints.
Availability
XC6SLX45T-N3CSG324C is available at Aetrix Electronics and suitable for industrial motor control, embedded vision preprocessing, and communications protocol gateway applications requiring stable component supply across long-lifecycle production programs.
Supply support for XC6SLX45T-N3CSG324C 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 acquired Xilinx in 2022 and now develops adaptive computing platforms including FPGAs, adaptive SoCs, and AI engines for data center, embedded, and edge applications.
The Spartan-6 family was originally designed by Xilinx for cost-sensitive, high-volume industrial and automotive applications requiring low static power, flexible I/O, and proven reliability.
FAQ
What is the maximum supported I/O standard voltage for XC6SLX45T-N3CSG324C?
The XC6SLX45T-N3CSG324C supports I/O standards from 1.2 V to 3.3 V across its 12 configurable I/O banks. Each bank's VCCO must match the selected standard's voltage requirement - for example, 1.8 V for SSTL18 or 3.3 V for LVTTL. Bank-specific VREF is required for differential standards like LVDS.
Does XC6SLX45T-N3CSG324C include hard IP for PCI Express?
No, the XC6SLX45T-N3CSG324C does not contain hard PCIe blocks. PCIe Gen1 x1 functionality must be implemented using soft IP cores such as Xilinx LogiCORE™ PCI Express, which consumes logic resources and requires careful timing closure on the XC6SLX45T-N3CSG324C fabric.
What configuration modes are supported by XC6SLX45T-N3CSG324C?
The XC6SLX45T-N3CSG324C supports Master Serial, Slave Serial, Slave Parallel, and JTAG configuration modes. Bitstream loading is typically performed via SPI flash in Master Serial mode, with configuration initiated by asserting PROGRAM_B followed by CCLK edges.
Is XC6SLX45T-N3CSG324C pin-compatible with other Spartan-6 devices in the CSG324 package?
XC6SLX45T-N3CSG324C shares the same CSG324 package footprint and pinout with XC6SLX25T-N3CSG324C and XC6SLX16T-N3CSG324C. However, unused pins differ by device density, and I/O bank assignments may vary - full functional compatibility requires verification against each device's pinout table.
What is the role of the INIT_B pin on XC6SLX45T-N3CSG324C?
The INIT_B pin on XC6SLX45T-N3CSG324C is an open-drain output that signals configuration status. It is driven low during bitstream loading and CRC checking, and goes high upon successful configuration completion. It also asserts low if configuration errors occur or if PROGRAM_B is pulsed.
XC6SLX45T-N3CSG324C Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- Spartan®-6 LXT
- Package/Case:
- 324-LFBGA, CSPBGA
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Number of LABs/CLBs:
- 3411
- Number of Logic Elements/Cells:
- 43661
- Total RAM Bits:
- 2138112
- Number of I/O:
- 190
- Number of Gates:
- -
- Voltage - Supply:
- 1.14V ~ 1.26V
- Mounting Type:
- Surface Mount
- Operating Temperature:
- 0°C ~ 85°C (TJ)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 324-CSPBGA (15x15)
XC6SLX45T-N3CSG324C FAQ
1.How can I place an order for XC6SLX45T-N3CSG324C through Aetrix?
Please submit a Request for Quotation (RFQ) for XC6SLX45T-N3CSG324C 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 XC6SLX45T-N3CSG324C reliable?
The price and inventory of XC6SLX45T-N3CSG324C are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC6SLX45T-N3CSG324C is usually 5 days.
3.What payment methods are accepted for XC6SLX45T-N3CSG324C?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC6SLX45T-N3CSG324C transactions.
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5.How can I obtain technical support or documentation for XC6SLX45T-N3CSG324C?
For technical support, including XC6SLX45T-N3CSG324C datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC6SLX45T-N3CSG324C requirements.
6.How does Aetrix verify that XC6SLX45T-N3CSG324C is sourced from the original manufacturer or authorized distributors?
All XC6SLX45T-N3CSG324C 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 XC6SLX45T-N3CSG324C meets industry standards.
7.What is the process for return or replacement of XC6SLX45T-N3CSG324C?
All XC6SLX45T-N3CSG324C units undergo pre-shipment inspection (PSI). If there is an issue with XC6SLX45T-N3CSG324C, 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 XC6SLX45T-N3CSG324C part is unused and in its original packaging.
Return procedure for XC6SLX45T-N3CSG324C:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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