XC3S400-4FT256C vs XC3S400A-4FTG256C Comparison
Detailed side-by-side comparison of XC3S400-4FT256C by AMD and XC3S400A-4FTG256C by AMD. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | XC3S400-4FT256C | XC3S400A-4FTG256C |
|---|---|---|
| Brand | AMD | AMD |
| Category | FPGA & CPLD | FPGA & CPLD |
| Lifecycle Status | Unknown | Active |
| Device Type | Spartan-3 Field Programmable Gate Array (FPGA) IC | — |
| System Gates | 400,000 gates | 400,000 |
| Configurable Logic Cells | 8,064 cells | — |
| User I/O | 173 I/O | — |
| Core Voltage | 1.2 V | — |
| Performance Grade | -4 speed grade | — |
| Temperature Grade | Commercial | — |
| Package | 256-LBGA | 256-FTBGA (FTG256), 17 × 17 mm |
| Package Type | FTBGA-256 | — |
| Mounting Type | Surface Mount | Surface Mount (BGA) |
| Terminal Type | Ball | — |
| Terminal Count | 256 balls | — |
| Logic Family | Spartan-3 | — |
| RoHS Status | Compliant | — |
| Programming Technology | [DATA_NEEDED: Programming technology] | — |
| Operating Temperature Range | [DATA_NEEDED: Operating temperature range] | — |
| Maximum Operating Frequency | [DATA_NEEDED: XC3S400-4FT256C maximum operating frequency] | — |
| I/O Standards | [DATA_NEEDED: Supported I/O standards] | — |
| Block RAM | [DATA_NEEDED: Block RAM capacity] | — |
| Dedicated Multipliers | [DATA_NEEDED: Dedicated multiplier count] | 4 (18 × 18-bit signed) |
| Family | — | Spartan-3A |
| Manufacturer | — | AMD (Xilinx) |
| Logic Cells | — | 8,064 |
| Block RAM Bits | — | 368,640 |
| Block RAM Blocks | — | 20 (18 Kbit each) |
| User I/Os | — | 195 |
| Digital Clock Managers (DCMs) | — | 4 |
| Speed/Grade | — | -4 (commercial) |
| Max Internal Clock | — | 770 MHz |
| Operating Temperature | — | 0°C to +85°C (commercial) |
| Process | — | 90 nm CMOS |
| Configuration Modes | — | SPI, BPI, JTAG |