XC3S400-4PQ208I

The XC3S400-4PQ208I is an AMD Spartan-3 Field Programmable Gate Array (FPGA) providing reprogrammable digital logic resources for hardware designers. It delivers 8,064 logic elements, approximately 294,912 bits of embedded memory, and 141 user I/O in a surface-mount 208-BFQFP package.

Designed and specified with a 1.14 V to 1.26 V core supply and an industrial operating range of -40 °C to 100 °C, this device targets applications that require moderate-density programmable logic with industrial-grade temperature capability.

Key Features

• Core Logic Contains 8,064 logic elements and is specified at approximately 400,000 gates for implementing custom digital functions.
• Embedded Memory Includes approximately 0.295 Mbits (294,912 bits) of on-chip RAM for buffering, small-data storage, and state machines.
• I/O Capacity Provides 141 user I/O pins to connect peripherals, sensors, and other digital interfaces.
• Package & Mounting Supplied in a 208-BFQFP surface-mount package (supplier package: 208-PQFP, 28×28) for compact PCB integration.
• Power Core voltage supply specified at 1.14 V to 1.26 V to match system power domains that support low-voltage FPGA cores.
• Temperature & Grade Industrial-grade device rated for operation from -40 °C to 100 °C for deployment in temperature-challenging environments.
• Regulatory RoHS compliant, supporting environmentally conscious product designs.

Typical Applications

• Industrial Control Programmable logic and industrial temperature rating make it suitable for control logic, I/O consolidation, and machine interfacing.
• Embedded Systems Use the device for custom logic, protocol bridging, and peripheral aggregation where moderate logic density and on-chip RAM are required.
• Prototyping and Evaluation A compact BFQFP package and reprogrammable logic provide a flexible platform for proof-of-concept and functional validation.

Unique Advantages

• Industrial Temperature Range: Rated from -40 °C to 100 °C, offering suitability for temperature-sensitive deployments.
• Moderate Logic Density: 8,064 logic elements and roughly 400,000 gates enable implementation of multi-function digital designs without over-provisioning.
• On-Chip Memory: Approximately 0.295 Mbits of embedded RAM reduces dependence on external memory for small buffers and state storage.
• Flexible I/O Count: 141 user I/O pins support multiple peripheral connections and interface consolidation on a single device.
• Compact Surface-Mount Package: 208-BFQFP (208-PQFP supplier package, 28×28) enables board-level miniaturization and standard SMT assembly.
• Low-Voltage Core: Operates with a 1.14 V to 1.26 V core supply for compatibility with low-voltage power architectures.
• RoHS Compliant: Supports environmentally responsible product requirements.

Why Choose XC3S400-4PQ208I?

The XC3S400-4PQ208I combines AMD Spartan-3 programmable logic with a balanced mix of logic elements, embedded memory, and a substantial I/O count in a compact surface-mount package. Its industrial temperature rating and RoHS compliance make it a practical choice for designs that require reliable, reprogrammable logic in demanding environments.

This device is well suited for engineers and procurement teams seeking a mid-density FPGA solution for industrial control, embedded systems, and prototyping where moderate gate count, on-chip RAM, and flexible I/O are priorities.

Request a quote or submit an RFQ to obtain pricing and availability for the XC3S400-4PQ208I.