AMD XCS10-4VQ100C

Overview

XCS10-4VQ100C from AMD (formerly Xilinx) is a Spartan-1 family FPGA with 10,000 system gates, 100-pin VQFP package, -4 speed grade, and commercial temperature range (0°C to 70°C). It implements synchronous digital logic in embedded control, industrial interface, and low-power communication subsystems.

For engineers reviewing the XCS10-4VQ100C datasheet, pinout, applications, or equivalent options, key selection criteria include gate count, I/O count, speed grade, supply voltage tolerance, and configuration method compatibility.

Technical Context

The XCS10-4VQ100C uses SRAM-based configurable logic blocks (CLBs), dedicated I/O blocks with programmable slew rate and drive strength, and supports JTAG boundary-scan testing per IEEE 1149.1. Configuration is performed via serial PROM or parallel mode using an external master device.

It operates from a single 5.0 V ±10% supply, integrates internal pull-up resistors on dedicated configuration pins, and supports three-state bus interfacing through programmable I/O standards including LVTTL and CMOS.

Key Specifications

Pinout & Package

Package: 100-pin Very Thin Quad Flat Pack (VQFP), 14 mm × 14 mm, 0.5 mm pitch, thermally enhanced plastic body with exposed pad not present.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar FPGA logic implementation applications.

Compared with XCS10-4VQ100C, the XCS10-5VQ100C offers higher timing margin without layout change, while the XCS20-4VQ100C provides scalable logic capacity within identical mechanical constraints-both enable incremental upgrades without redesigning power delivery or signal routing.

Availability

XCS10-4VQ100C is available at Aetrix Electronics and suitable for industrial PLC I/O expansion, legacy system interface bridging, and low-power communication node designs requiring stable component supply across extended production lifecycles.

Supply support for XCS10-4VQ100C 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, adaptive SoCs, and AI accelerators for data center, embedded, and edge applications.

The Spartan-1 family, including XCS10-4VQ100C, was designed for cost-sensitive, low-power embedded control and interface logic replacement in industrial and communications equipment.

FAQ

What is the configuration method supported by XCS10-4VQ100C?

XCS10-4VQ100C supports serial and parallel configuration modes. Serial mode uses a single-bit stream from an external PROM, while parallel mode loads 8 bits simultaneously via an external controller. Both methods require proper sequencing of PROGRAM, INIT, and DONE signals as defined in Xilinx DS001.

Does XCS10-4VQ100C require external configuration memory?

Yes, XCS10-4VQ100C is SRAM-based and loses configuration upon power loss. An external serial PROM (e.g., XCF01S) or microcontroller must provide bitstream loading at power-up or reset. No on-chip nonvolatile storage is integrated in the XCS10-4VQ100C device.

What is the maximum operating frequency of XCS10-4VQ100C?

The XCS10-4VQ100C has a -4 speed grade specifying a maximum CLB-to-CLB propagation delay of 8 ns, corresponding to a guaranteed 125 MHz system clock frequency under worst-case commercial temperature and voltage conditions per Xilinx data sheet DS001.

Can XCS10-4VQ100C interface directly with 3.3-V logic?

No, XCS10-4VQ100C operates exclusively from a 5.0 V ±10% supply and its I/Os are 5-V tolerant but not 3.3-V compatible. Direct connection to 3.3-V devices requires external level-shifting circuitry to avoid overvoltage damage or signal integrity issues.

Is JTAG debugging supported on XCS10-4VQ100C?

Yes, XCS10-4VQ100C includes full IEEE 1149.1-compliant JTAG boundary-scan logic. Pins TDI, TDO, TCK, and TMS are assigned to specific VQFP locations and enable board-level test, in-system programming, and debug visibility without requiring additional probe points.