AMD XC3S200-4VQG100C

Overview

XC3S200-4VQG100C from AMD (formerly Xilinx) is a Spartan-3 FPGA with 200,000 system gates, 4,320 logic cells, and 100-pin VQFP packaging. It operates at -4 speed grade (5 ns CLB delay), supports 3.3 V I/O, and includes embedded block RAM and DLLs for clock management. It is used in industrial control logic and low-cost digital signal preprocessing.

For engineers reviewing the XC3S200-4VQG100C datasheet, pinout, applications, or equivalent options, key selection criteria include logic density, I/O voltage compatibility, DLL-based clock deskew capability, and VQFP thermal and routing constraints for cost-sensitive PCB designs.

Technical Context

The XC3S200-4VQG100C implements a hierarchical FPGA architecture with configurable logic blocks (CLBs), distributed RAM, and eighteen 18×18 multipliers. It integrates four Digital Clock Managers (DCMs) supporting phase shifting, frequency synthesis, and duty cycle correction.

Its I/O bank structure allows mixed-voltage operation across banks (3.3 V, 2.5 V, 1.8 V with appropriate configuration), and it supports LVCMOS, LVTTL, PCI, and SSTL-2 I/O standards. Configuration is performed via serial PROM or JTAG boundary-scan interface.

Key Specifications

Pinout & Package

XC3S200-4VQG100C uses a 100-pin Very Thin Quad Flat Pack (VQFP) with 0.5 mm pitch, 14 × 14 mm body size, and exposed pad for thermal dissipation. Package conforms to JEDEC MO-220VGGD.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar FPGA logic and clock management applications.

Compared with XC3S200-4VQG100C, XC3S250E-4VQG100C offers seamless migration with identical footprint and enhanced resources, while XC3S1000-4FGG320C demands full hardware rework but delivers scalable performance for next-generation systems.

Availability

XC3S200-4VQG100C is available at Aetrix Electronics and suitable for industrial automation, medical instrumentation, and test equipment requiring stable component supply across extended production lifecycles.

Supply support for XC3S200-4VQG100C 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 solutions including FPGAs, adaptive SoCs, and AI accelerators for data center, embedded, and edge applications.

The Spartan-3 family was originally designed by Xilinx for cost-sensitive, high-volume applications requiring reliable programmable logic with integrated clock management and I/O flexibility.

FAQ

What is the maximum operating frequency of the XC3S200-4VQG100C?

The XC3S200-4VQG100C supports a maximum system clock frequency of 280 MHz when using its Digital Clock Managers under typical conditions. This value is derived from the -4 speed grade specification, which guarantees 5 ns CLB delay and applies to fully constrained, place-and-routed designs meeting timing closure. Actual achievable frequency depends on logic depth, routing congestion, and I/O standard selection in the final implementation of XC3S200-4VQG100C.

Does the XC3S200-4VQG100C support JTAG configuration?

Yes, the XC3S200-4VQG100C supports IEEE 1149.1 JTAG boundary-scan configuration and debugging. Pins TCK, TMS, TDI, and TDO are dedicated for this purpose and are located on pins P99, P98, P97, and P100 respectively in the VQG100 package. JTAG mode enables in-system programming, configuration verification, and real-time debug access to XC3S200-4VQG100C without requiring external PROM devices.

Can the XC3S200-4VQG100C operate with 2.5 V I/O voltage?

Yes, the XC3S200-4VQG100C supports 2.5 V I/O operation when VCCO for the corresponding I/O bank is set to 2.5 V. This requires proper bank-level power supply decoupling and adherence to the 2.5 V LVCMOS or LVTTL I/O standard specifications. The device's SelectIO technology allows mixed-voltage operation across different banks, enabling XC3S200-4VQG100C to interface directly with 2.5 V peripherals while other banks run at 3.3 V or 1.8 V.

How much block RAM does the XC3S200-4VQG100C provide?

The XC3S200-4VQG100C provides 360 kbits of total block RAM, organized as eighteen 20-kbit RAM blocks. Each block can be configured as dual-port RAM, single-port RAM, or shift register, supporting synchronous read/write operations. This on-chip memory eliminates the need for external SRAM in many XC3S200-4VQG100C-based designs involving buffering, FIFOs, or coefficient storage.

Is the XC3S200-4VQG100C RoHS compliant?

Yes, the XC3S200-4VQG100C is RoHS compliant and lead-free, meeting Directive 2011/65/EU requirements. The VQG100 package uses matte tin finish on leads and complies with JEDEC J-STD-020 moisture sensitivity level 3 (MSL3). Full compliance documentation, including substance declarations and test reports, is available through AMD's product change notifications for XC3S200-4VQG100C.