Field programmable gate array. The **XC4008E-3PQ208C** is a Field-Programmable Gate Array (FPGA) manufactured by **Xilinx**. Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Family:** XC4000E
- **Part Number:** XC4008E-3PQ208C
- **Logic Cells:** 8,000
- **Gates:** ~10,000
- **Speed Grade:** -3 (indicating performance level)
- **Package:** PQ208 (Plastic Quad Flat Pack, 208 pins)
- **Operating Voltage:** 5V
- **I/O Pins:** Up to 160 (package-dependent)
- **On-Chip RAM:** 8,192 bits (distributed as 512 x 16-bit blocks)
- **Configurable Logic Blocks (CLBs):** 400
- **Flip-Flops:** 1,600
- **Max Internal Frequency:** ~50 MHz (varies by design)
- **Programmability:** SRAM-based, reprogrammable
### **Descriptions:**
- The **XC4008E** is part of Xilinx’s **XC4000E** series, an enhanced version of the XC4000 family with improved performance and features.
- It is optimized for high-performance, medium-complexity digital designs.
- The **-3** speed grade indicates faster timing performance compared to higher-numbered grades (e.g., -4).
- The **PQ208** package is a 208-pin plastic quad flat pack, suitable for surface-mount applications.
### **Features:**
- **Flexible Logic Structure:** Configurable Logic Blocks (CLBs) with look-up tables (LUTs) and flip-flops.
- **On-Chip Memory:** Distributed RAM for small storage needs.
- **High I/O Count:** Supports bidirectional I/O with programmable slew rates.
- **Reprogrammable:** In-system programmable via SRAM configuration.
- **5V Tolerant I/Os:** Compatible with 5V systems.
- **JTAG Support:** Boundary-scan testing (IEEE 1149.1 compliant).
- **Wide Applications:** Used in telecommunications, industrial control, and embedded systems.
For exact timing, power consumption, or pinout details, refer to the official **Xilinx XC4000E datasheet**.
