| Part Number | XC4020XL-3HT176C | XC4020XL-3HT176I | 
|---|---|---|
| Manufacturer | AMD Xilinx | AMD Xilinx | 
| Category | Embedded - FPGAs (Field Programmable Gate Array) | Embedded - FPGAs (Field Programmable Gate Array) | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Number of LABs/CLBs | 784 | 784 | 
| Number of Logic Elements/Cells | 1862 | 1862 | 
| Total RAM Bits | 25088 | 25088 | 
| Number of I/O | 145 | 145 | 
| Number of Gates | 20000 | 20000 | 
| Voltage - Supply | 3V ~ 3.6V | 3V ~ 3.6V | 
| Mounting Type | Surface Mount | Surface Mount | 
| Operating Temperature | 0°C ~ 85°C (TJ) | -40°C ~ 100°C (TJ) | 
| Package / Case | 176-LQFP Exposed Pad | 176-LQFP Exposed Pad | 
| Supplier Device Package | 176-TQFP (24x24) | 176-TQFP (24x24) |