QFP-64 (Quad Flat Package 64-pin) is used for mid-complexity microcontrollers and FPGAs including STM32F103 (LQFP-64), ATmega128, and Xilinx XC9536XL CPLDs at 0.5mm pitch.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Pin 1 | Varies by IC | I/O |
| 16 | Pin 16 | Side 1 last pin | I/O |
| 17 | Pin 17 | Side 2 first pin | I/O |
| 32 | GND | Ground | GND |
| 33 | Pin 33 | Side 3 start | I/O |
| 48 | VCC | Supply | PWR |
| 49 | Pin 49 | Side 4 start | I/O |
| 64 | Pin 64 | Side 4 last | I/O |
QFP-64 (Quad Flat Package 64-pin) is used for mid-complexity microcontrollers and FPGAs including STM32F103 (LQFP-64), ATmega128, and Xilinx XC9536XL CPLDs at 0.5mm pitch.