AMD XC3S200-4VQ100I

Overview

XC3S200-4VQ100I from AMD (formerly Xilinx) is a Spartan-3 FPGA with 200,000 system gates, 4,320 logic cells, and 173 I/O pins in a 100-pin VQFP package. It operates at -4 speed grade (5 ns CLB delay), supports SelectIO standards up to 333 Mbps, and targets cost-sensitive embedded control and interface bridging applications.

For engineers reviewing the XC3S200-4VQ100I datasheet, pinout, applications, or equivalent options, key selection factors include I/O voltage support (1.2 V to 3.3 V), distributed RAM capacity (72 Kb), and configuration via Master Serial mode using external PROM.

Technical Context

The XC3S200-4VQ100I implements a hierarchical architecture with configurable logic blocks (CLBs), block RAM (18 Kb total), and dedicated digital clock managers (DCMs) supporting frequency synthesis, phase shifting, and duty cycle correction. It includes 22 dedicated multipliers for DSP functions and supports JTAG boundary-scan testing per IEEE 1149.1.

Configuration is performed through Master Serial, Slave Serial, or JTAG modes, with internal startup sequence controlling global reset, configuration clock division, and output enable timing. The device uses 0.13 µm CMOS process technology and requires separate VCCINT (1.2 V), VCCAUX (3.3 V), and VCCO (1.2–3.3 V) supplies.

Key Specifications

Pinout & Package

XC3S200-4VQ100I is housed in a 100-pin Very Thin Quad Flat Pack (VQFP) with 0.5 mm pitch, 14 mm × 14 mm body size, and exposed thermal pad. Pin assignment follows Xilinx Spartan-3 family conventions with dedicated configuration, clock, and JTAG pins.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar FPGA-based interface and control applications.

Compared with XC3S200-4VQ100I, the XC3S200A-4VQ100I offers lower static power and secure configuration, while XC3S400-4VQ100I provides headroom in logic density and memory-both retain full pin compatibility and require no PCB changes.

Availability

XC3S200-4VQ100I is available at Aetrix Electronics and suitable for industrial automation, automotive diagnostics, and medical instrumentation requiring stable component supply over extended production lifecycles.

Supply support for XC3S200-4VQ100I 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 and supports the Spartan FPGA portfolio originally introduced by Xilinx for cost-optimized, high-volume applications.

The Spartan-3 family was designed specifically for embedded control, interface bridging, and digital logic replacement in industrial, automotive, and communications equipment where low cost and predictable timing are critical.

FAQ

What is the maximum operating temperature range for XC3S200-4VQ100I?

The XC3S200-4VQ100I is rated for industrial temperature operation from –40 °C to +100 °C junction temperature. This rating is confirmed in the Xilinx DS099 Spartan-3 Data Sheet revision 2.5, section "DC and Switching Characteristics." The 'I' suffix explicitly denotes industrial-grade qualification, making XC3S200-4VQ100I suitable for non-automotive embedded systems deployed in harsh thermal environments.

Does XC3S200-4VQ100I support JTAG boundary-scan testing?

Yes, XC3S200-4VQ100I fully supports IEEE 1149.1 JTAG boundary-scan testing. Pins TCK, TMS, TDI, and TDO are dedicated and electrically compliant with JTAG specifications. The device implements a standard 4-wire TAP controller and supports INTEST, EXTEST, and SAMPLE/PRELOAD instructions for board-level interconnect verification and in-system programming.

Can XC3S200-4VQ100I be configured using an external SPI PROM?

Yes, XC3S200-4VQ100I supports Master Serial configuration mode, which allows direct connection to industry-standard 4-pin SPI PROMs (e.g., XCF02S, XCF04S). The FPGA drives the PROM's clock and reads configuration data serially upon power-up or PROGRAM_B assertion, eliminating the need for external microcontrollers or configuration controllers.

What I/O standards are supported by XC3S200-4VQ100I?

XC3S200-4VQ100I supports LVCMOS (1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V), LVTTL, PCI, HSTL Class I/II, and SSTL2 Class I/II standards. Each of its eight I/O banks has independent VCCO supply, enabling mixed-voltage operation across different interface subsystems within a single XC3S200-4VQ100I design.

Is XC3S200-4VQ100I pin-compatible with XC3S200-5VQ100I?

No, XC3S200-4VQ100I and XC3S200-5VQ100I share identical pinout and package but differ in speed grade: -4 guarantees 5 ns CLB delay, while -5 guarantees 4.5 ns. They are functionally and physically compatible, but timing-critical designs verified for -5 may not meet setup/hold requirements when downgraded to -4 without revalidation.