AMD XC6SLX16-3CSG225I
- Part No.:
- XC6SLX16-3CSG225I
- Manufacturer:
- AMD
- Category:
- FPGAs (Field Programmable Gate Array)
- Package:
- 225-LFBGA, CSPBGA
- Datasheet:
-
XC6SLX16-3CSG225I.pdf
- Description:
- IC FPGA 160 I/O 225CSBGA
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
XC6SLX16-3CSG225I from AMD (formerly Xilinx) is a Spartan-6 field-programmable gate array (FPGA) with 14,579 logic cells, 576 Kbits of block RAM, and 186 user I/Os in a 225-pin CSGA package. It supports LVCMOS/LVTTL, SSTL, and HSTL I/O standards and operates at -3 speed grade (fastest within Spartan-6 family), targeting low-power, cost-sensitive embedded control and interface bridging applications.
For engineers reviewing the XC6SLX16-3CSG225I datasheet, pinout, applications, or equivalent options, key selection factors include I/O voltage flexibility, embedded DSP48A1 slices for arithmetic acceleration, dual-register flip-flops per LUT, and support for PCI Express x1 Gen1 endpoint functionality.
Technical Context
The XC6SLX16-3CSG225I implements a configurable logic fabric based on 6-input LUTs with dual flip-flops, integrated with eighteen 18×18-bit signed multipliers and dedicated carry logic. Its clocking system includes four DCMs (Digital Clock Managers) supporting phase shifting, frequency synthesis, and duty cycle correction across up to eight independent clock outputs.
Configuration is performed via Master Serial (SPI flash), JTAG, or SelectMAP interfaces; configuration bitstream security is supported through AES-128 decryption. The device complies with IEEE 1149.1 JTAG boundary-scan and supports partial reconfiguration in-system.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Logic Cells | 14,579 - provides gate count equivalent to ~16K ASIC gates for custom digital logic implementation |
| Block RAM | 576 Kbits - enables on-chip data buffering, FIFOs, or small lookup tables without external memory |
| User I/O Pins | 186 - supports high-pin-count peripheral interfacing with programmable I/O standards |
| Speed Grade | -3 - guarantees timing closure at highest operating frequency within Spartan-6 family (e.g., 667 MHz DDR3 interface) |
| DSP Slices | 18 × DSP48A1 - delivers 18-bit × 18-bit multiply-accumulate operations at up to 250 MHz |
| DCMs | 4 × Digital Clock Manager - provides jitter-tolerant clock synthesis, phase alignment, and frequency division |
Pinout & Package
XC6SLX16-3CSG225I is housed in a 225-ball fine-pitch CSP (Chip Scale Package) with 1.0 mm ball pitch, RoHS-compliant, and thermally enhanced for industrial temperature operation (–40°C to +100°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| GND | Ground reference | Multiple dedicated balls provide low-inductance return paths for core and I/O power domains |
| VCCO_0–VCCO_5 | I/O bank supply | Independent voltage rails per I/O bank enable mixed-voltage interface (e.g., 3.3V + 1.8V on same device) |
| VCCAUX | Auxiliary supply | 1.8 V supply powers configuration logic, DCMs, and JTAG circuitry |
| VCCINT | Core supply | 1.2 V supply powers FPGA fabric and internal logic; requires tight regulation (±3%) |
| PROGRAM_B | Active-low configuration reset | Pulls device into configuration mode when asserted; synchronous deassertion initiates bitstream loading |
| CCLK | Configuration clock | Drives serial configuration data input during Master SPI mode; max 50 MHz operation |
Key Features
| Feature | Design Value |
|---|---|
| Integrated Endpoint for PCIe Gen1 | Hard IP block supports x1 lane endpoint operation without external bridge IC or soft-core overhead |
| Dual-Register LUTs | Each 6-LUT contains two independent flip-flops, enabling high-density register-rich logic for pipelined datapaths |
| Low-Power 45 nm Process | Reduces static power by >50% vs. Spartan-3E; dynamic power scales linearly with toggle rate and voltage |
| AES-128 Bitstream Encryption | Prevents reverse engineering and unauthorized cloning via on-chip decryption using external key storage |
| Multi-Standard I/O | Single bank supports LVCMOS, LVTTL, SSTL-2/3, HSTL-I/II simultaneously via per-pin programmable slew and drive strength |
Applications
| Industrial PLC I/O Module | Automotive Camera Interface Bridge |
|---|---|
Use Scenario: Real-time digital signal conditioning and protocol translation between legacy fieldbus (e.g., Profibus) and modern Ethernet backbone. IC Role / Device Role / Timing Role: FPGA acts as deterministic logic controller with sub-microsecond I/O response and synchronized sampling clocks. Use Value: XC6SLX16-3CSG225I delivers 186 programmable I/Os and deterministic timing control, eliminating need for multiple ASICs or CPLDs. | Use Scenario: Aggregating and formatting raw MIPI CSI-2 video streams from multiple ADAS cameras before transmission over FPD-Link III. IC Role / Device Role / Timing Role: Protocol converter and serializer with precise pixel-clock domain crossing and embedded sync generation. Use Value: XC6SLX16-3CSG225I integrates MIPI CSI-2 receiver logic and serializer output in one device, reducing BOM count and board area. |
| Medical Imaging Data Acquisition | Test & Measurement Pattern Generator |
Use Scenario: High-speed digitization and preprocessing of analog sensor signals (e.g., ultrasound echo data) prior to DSP processing. IC Role / Device Role / Timing Role: Real-time front-end processor handling ADC interface, FIR filtering, and DMA handoff to ARM host. Use Value: XC6SLX16-3CSG225I provides 18 DSP48A1 slices and 576 Kbits block RAM for real-time filtering and buffering without external memory latency. | Use Scenario: Generating precise, multi-channel digital stimulus waveforms (e.g., JESD204B, LVDS, parallel bus) for IC validation. IC Role / Device Role / Timing Role: Deterministic waveform sequencer with sub-nanosecond edge placement accuracy and jitter < 25 ps RMS. Use Value: XC6SLX16-3CSG225I leverages DCM-based clock synthesis and output delay calibration to meet stringent timing repeatability requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar FPGA-based logic and interface bridging applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| XC6SLX25-3CSG324C | Higher logic capacity (24,051 LUTs), 220 I/Os, larger 324-ball package, commercial temp range only | Better suited for designs requiring additional logic resources or higher I/O count; not drop-in compatible due to package and thermal rating | Select if design needs headroom for future feature expansion and operates in 0°C–85°C ambient |
| LFE5U-25F-6BG256C | 25K LUTs, 1.2 V core, 1.2/1.8/3.3 V I/O, 193 user I/Os, -6 speed grade, 256-pin CABGA | Lower static power, no native PCIe hard IP, but includes embedded SERDES (up to 3.2 Gbps); different toolchain (Lattice Diamond vs. Vivado) | Choose for ultra-low-power portable instrumentation where PCIe is not required and SERDES bandwidth suffices |
Compared with XC6SLX16-3CSG225I, XC6SLX25-3CSG324C offers more logic and I/O but sacrifices industrial temperature support, while LFE5U-25F-6BG256C trades PCIe integration for lower power and SERDES capability-neither is pin-compatible, requiring PCB redesign.
Availability
XC6SLX16-3CSG225I is available at Aetrix Electronics and suitable for industrial automation, automotive ADAS subsystems, and medical imaging equipment requiring stable component supply across extended product lifecycles.
Supply support for XC6SLX16-3CSG225I 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 solutions, including FPGAs, ACAPs, and AI accelerators for data center, embedded, and edge applications.
The Spartan-6 family was designed for cost-optimized, low-power logic integration in industrial control, video processing, and communication infrastructure-balancing performance, density, and power efficiency.
FAQ
What is the maximum operating frequency of the XC6SLX16-3CSG225I?
The XC6SLX16-3CSG225I is rated at speed grade -3, the highest in the Spartan-6 family. Its maximum system clock frequency is 667 MHz for internal logic, and it supports DDR3 memory interfaces up to 800 Mbps data rate. Actual achievable frequency depends on design complexity, routing, and I/O standard selection.
Does the XC6SLX16-3CSG225I support JTAG boundary-scan testing?
Yes, the XC6SLX16-3CSG225I fully complies with IEEE 1149.1 (JTAG) boundary-scan architecture. It supports TAP-controlled access to internal registers, I/O pin state capture, and interconnect testing. JTAG is used for both programming and in-circuit debugging during development and production test.
Can the XC6SLX16-3CSG225I be configured using SPI flash memory?
Yes, the XC6SLX16-3CSG225I supports Master Serial configuration mode, allowing direct boot from industry-standard SPI flash devices (e.g., Micron, Winbond). Configuration occurs automatically on power-up when PROGRAM_B is released, with CCLK generated internally or externally up to 50 MHz.
What I/O standards are supported by the XC6SLX16-3CSG225I?
The XC6SLX16-3CSG225I supports LVCMOS, LVTTL, SSTL-18/2/3, HSTL-I/II, and differential standards including LVDS, RSDS, and BLVDS. Each I/O bank has independent VCCO, enabling simultaneous operation at multiple voltage levels across different banks.
Is the XC6SLX16-3CSG225I suitable for industrial temperature applications?
Yes, the XC6SLX16-3CSG225I with suffix 'I' is rated for industrial temperature range (–40°C to +100°C junction temperature). Its CSG225 package features enhanced thermal dissipation, and the device undergoes full characterization across this range for timing, voltage, and I/O performance.
XC6SLX16-3CSG225I Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- Spartan®-6 LX
- Package/Case:
- 225-LFBGA, CSPBGA
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Number of LABs/CLBs:
- 1139
- Number of Logic Elements/Cells:
- 14579
- Total RAM Bits:
- 589824
- Number of I/O:
- 160
- 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:
- 225-CSPBGA (13x13)
XC6SLX16-3CSG225I FAQ
1.How can I place an order for XC6SLX16-3CSG225I through Aetrix?
Please submit a Request for Quotation (RFQ) for XC6SLX16-3CSG225I 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 XC6SLX16-3CSG225I reliable?
The price and inventory of XC6SLX16-3CSG225I are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC6SLX16-3CSG225I is usually 5 days.
3.What payment methods are accepted for XC6SLX16-3CSG225I?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC6SLX16-3CSG225I transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for XC6SLX16-3CSG225I?
XC6SLX16-3CSG225I orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your XC6SLX16-3CSG225I 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 XC6SLX16-3CSG225I?
For technical support, including XC6SLX16-3CSG225I datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC6SLX16-3CSG225I requirements.
6.How does Aetrix verify that XC6SLX16-3CSG225I is sourced from the original manufacturer or authorized distributors?
All XC6SLX16-3CSG225I 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 XC6SLX16-3CSG225I meets industry standards.
7.What is the process for return or replacement of XC6SLX16-3CSG225I?
All XC6SLX16-3CSG225I units undergo pre-shipment inspection (PSI). If there is an issue with XC6SLX16-3CSG225I, 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 XC6SLX16-3CSG225I part is unused and in its original packaging.
Return procedure for XC6SLX16-3CSG225I:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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