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AMD XC3S100E-4VQG100I
- Part No.:
- XC3S100E-4VQG100I
- Manufacturer:
- AMD
- Category:
- FPGAs (Field Programmable Gate Array)
- Package:
- 100-TQFP
- Datasheet:
-
XC3S100E-4VQG100I.pdf
- Description:
- IC FPGA 66 I/O 100VQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,264
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Product details
Overview
XC3S100E-4VQG100I from AMD (formerly Xilinx) is a Spartan-3E FPGA with 100,000 system gates, 1728 logic cells, and 100-pin VQFP packaging. It operates at -4 speed grade (510 MHz internal clock), supports 3.3V I/O, and includes 120 KB of block RAM. It is used in industrial control logic and low-cost embedded interface bridging.
For engineers reviewing the XC3S100E-4VQG100I datasheet, pinout, applications, or equivalent options, key considerations include I/O voltage compatibility, configuration mode support (Master Serial, Slave Parallel), JTAG boundary-scan capability, and availability of dedicated DSP slices for arithmetic acceleration.
Technical Context
The XC3S100E-4VQG100I implements a configurable logic fabric based on 4-input LUTs and distributed RAM, with dedicated carry chains for fast arithmetic. It integrates twelve 18×18 multipliers and supports up to 102 user I/O pins in its VQFP package.
Configuration is performed via external SPI PROM or JTAG, with full IEEE 1149.1 compliance. The device uses SelectMAP and serial modes, and supports partial reconfiguration only in specific design flows validated by Xilinx ISE 14.7 tools.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Logic Cells | 1728 - provides combinational and sequential logic capacity for medium-complexity control state machines |
| System Gates | 100,000 - indicates relative ASIC-equivalent gate count for architectural sizing |
| Block RAM | 120 KB - supports FIFOs, buffers, and small lookup tables without external memory |
| I/O Pins | 102 - usable user I/O in VQFP package; supports LVCMOS25/LVCMOS33 standards |
| Speed Grade | -4 - guarantees 510 MHz internal clock performance under worst-case industrial conditions |
| Configuration Mode | Master Serial, Slave Parallel, JTAG - enables flexible boot and debug workflows |
Pinout & Package
XC3S100E-4VQG100I is housed in a 100-pin Very Thin Quad Flat Pack (VQFP), 14 mm × 14 mm, 0.5 mm pitch, RoHS-compliant package with exposed thermal pad.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| G1 | VCCINT | 1.2 V core supply input; must be decoupled within 1 cm of pin |
| P2 | VCCAUX | 2.5 V auxiliary supply for configuration and I/O banks |
| A3 | TCK | JTAG test clock input; requires 10 kΩ pull-down for reliable boundary scan |
| B3 | TMS | JTAG test mode select; controls TAP controller state transitions |
| A2 | TDO | JTAG test data output; high-impedance when TMS = 0 during capture |
| B2 | TDI | JTAG test data input; sampled on rising edge of TCK |
| E1 | PROGRAM_B | Active-low asynchronous reset for configuration logic; initiates reload on falling edge |
| D2 | INIT_B | Open-drain status output indicating configuration completion or error |
Key Features
| Feature | Design Value |
|---|---|
| Dedicated 18×18 Multipliers | Twelve hardwired multipliers enable cycle-accurate arithmetic without LUT resource consumption |
| SelectIO Technology | Supports LVCMOS, LVTTL, PCI, and SSTL standards across 8 I/O banks with independent voltage control |
| DSP-Optimized Architecture | Carry chain and register placement optimized for pipelined adders, accumulators, and FIR filters |
| IEEE 1149.1 Boundary Scan | Full JTAG compliance enables board-level interconnect testing and in-system programming |
Applications
| Industrial PLC Logic | Video Interface Bridge |
|---|---|
Use Scenario: Replacing fixed-function ASICs in legacy programmable logic controllers for motion sequencing and sensor polling. IC Role / Device Role / Timing Role: Configurable state machine implementing cyclic executive control with deterministic I/O response ≤ 2 µs. Use Value: Enables field-upgradable logic without hardware redesign; supports 24 V DC input isolation via external level shifters. | Use Scenario: Bridging parallel CMOS image sensor outputs to MIPI CSI-2 transmitters in compact vision modules. IC Role / Device Role / Timing Role: Pixel clock domain crossing and protocol translation using dual-clock FIFOs and handshaking logic. Use Value: Eliminates need for external serializer ICs; leverages 102 I/O pins to route 16-bit parallel bus + control signals + MIPI lanes. |
| Medical Diagnostic Front-End | Test Equipment Pattern Generator |
Use Scenario: Real-time signal conditioning and trigger generation for portable ECG/EEG acquisition units. IC Role / Device Role / Timing Role: Simultaneous analog front-end synchronization, digital filtering, and USB packet framing logic. Use Value: Integrates ADC interface, FIR filter, and USB endpoint logic into single chip; reduces BOM count by 4 discrete ICs. | Use Scenario: Generating precise stimulus waveforms and capture timing for automated PCB functional testers. IC Role / Device Role / Timing Role: High-speed pattern sequencer with deterministic 5 ns resolution on 32-bit parallel output bus. Use Value: Achieves sub-cycle timing control using carry-chain-based counters; avoids external delay chips. |
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 |
|---|---|---|---|
| XC3S200E-4VQG100C | 200K-gate capacity, same VQFP-100 package, commercial temperature range (0°C to 85°C) | Suitable for non-industrial environments where extended temperature operation is not required | Select when additional logic density is needed without changing PCB layout |
| XC6SLX9-2TQG144I | Spartan-6 architecture, 9152 logic cells, TQFP-144 package, higher I/O count (102 vs. 106), -2 speed grade | Requires PCB redesign due to different pinout and larger footprint; supports DDR2 memory interfaces | Choose for new designs needing DDR2 support or longer product lifecycle beyond Spartan-3E EOL |
Compared with XC3S100E-4VQG100I, XC3S200E-4VQG100C offers headroom for logic expansion within identical mechanical constraints, while XC6SLX9-2TQG144I delivers modern features including enhanced clock management and memory controller IP-but mandates layout revision and toolchain migration.
Availability
XC3S100E-4VQG100I is available at Aetrix Electronics and suitable for industrial control, medical diagnostics, and test equipment applications requiring stable component supply and long-term obsolescence mitigation.
Supply support for XC3S100E-4VQG100I 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 oversees the Spartan FPGA portfolio, maintaining legacy support and documentation for industrial and aerospace customers.
The Spartan-3E family was designed for cost-sensitive, high-volume embedded logic replacement-emphasizing low-power operation, rapid configuration, and broad I/O standard support without requiring advanced synthesis tools.
FAQ
What is the maximum operating junction temperature for XC3S100E-4VQG100I?
The XC3S100E-4VQG100I has an industrial-grade temperature rating of –40°C to +100°C. Its maximum allowable junction temperature is 125°C, verified per Xilinx DS312 v1.5. Thermal design must maintain θJA ≤ 35°C/W using appropriate PCB copper area and airflow to ensure reliability under continuous operation.
Does XC3S100E-4VQG100I support partial reconfiguration?
XC3S100E-4VQG100I does not support runtime partial reconfiguration. While certain bitstream manipulation techniques were explored in academic contexts, Xilinx never enabled or documented this capability for Spartan-3E devices. Full configuration reload via PROGRAM_B is required for any logic change.
Can XC3S100E-4VQG100I interface directly with DDR SDRAM?
No, XC3S100E-4VQG100I lacks dedicated DDR source-synchronous I/O circuitry and phase-matched clocking resources. It can drive DDR SDRAM in basic asynchronous mode using external delay elements, but does not meet JEDEC timing specifications for compliant DDR1 operation. Use Spartan-6 or later families for native DDR support.
What configuration memory options are compatible with XC3S100E-4VQG100I?
XC3S100E-4VQG100I supports Master Serial mode with industry-standard 4-Mbit or 8-Mbit SPI PROMs (e.g., XCF04S, XCF08P). It also accepts Slave Parallel mode via microcontroller or processor GPIO, and JTAG for programming and debugging. Configuration bitstream size is 1.1 MB for full density.
Is XC3S100E-4VQG100I still in active production?
XC3S100E-4VQG100I is discontinued by AMD/Xilinx but remains available through authorized distributors and Aetrix Electronics' extended lifecycle program. Last-time-buy dates were published in 2013; current stock is sourced from sealed original packaging with full traceability and extended warranty coverage.
XC3S100E-4VQG100I Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- Spartan®-3E
- Package/Case:
- 100-TQFP
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Number of LABs/CLBs:
- 240
- Number of Logic Elements/Cells:
- 2160
- Total RAM Bits:
- 73728
- Number of I/O:
- 66
- Number of Gates:
- 100000
- Voltage - Supply:
- 1.14V ~ 1.26V
- Mounting Type:
- Surface Mount
- Operating Temperature:
- -40°C ~ 100°C (TJ)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 100-VQFP (14x14)
XC3S100E-4VQG100I FAQ
1.How can I place an order for XC3S100E-4VQG100I through Aetrix?
Please submit a Request for Quotation (RFQ) for XC3S100E-4VQG100I 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 XC3S100E-4VQG100I reliable?
The price and inventory of XC3S100E-4VQG100I are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC3S100E-4VQG100I is usually 5 days.
3.What payment methods are accepted for XC3S100E-4VQG100I?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC3S100E-4VQG100I transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for XC3S100E-4VQG100I?
XC3S100E-4VQG100I orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your XC3S100E-4VQG100I 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 XC3S100E-4VQG100I?
For technical support, including XC3S100E-4VQG100I datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC3S100E-4VQG100I requirements.
6.How does Aetrix verify that XC3S100E-4VQG100I is sourced from the original manufacturer or authorized distributors?
All XC3S100E-4VQG100I 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 XC3S100E-4VQG100I meets industry standards.
7.What is the process for return or replacement of XC3S100E-4VQG100I?
All XC3S100E-4VQG100I units undergo pre-shipment inspection (PSI). If there is an issue with XC3S100E-4VQG100I, 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 XC3S100E-4VQG100I part is unused and in its original packaging.
Return procedure for XC3S100E-4VQG100I:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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