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84MHz Cortex-M4F — the Black Pill chip
| Part number | STM32F401CCU6 |
|---|---|
| Category | Microcontrollers & Processors › STM32 |
| Package | QFN-48-1EP |
| Pins | 49 |
| Frequency | 84 MHz |
STM32F401CCU6 pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | VBAT | power | |
| 2 | PC13 | bidirectional | |
| 3 | PC14 | bidirectional | |
| 4 | PC15 | bidirectional | |
| 5 | PH0 | input | |
| 6 | PH1 | input | |
| 7 | NRST | input | |
| 8 | VSSA | ground | |
| 9 | VREF+ | power | |
| 10 | PA0 | bidirectional | |
| 11 | PA1 | bidirectional | |
| 12 | PA2 | bidirectional | |
| 13 | PA3 | bidirectional | |
| 14 | PA4 | bidirectional | |
| 15 | PA5 | bidirectional | |
| 16 | PA6 | bidirectional | |
| 17 | PA7 | bidirectional | |
| 18 | PB0 | bidirectional | |
| 19 | PB1 | bidirectional | |
| 20 | PB2 | bidirectional | |
| 21 | PB10 | bidirectional | |
| 22 | VCAP1 | power | |
| 23 | VSS | ground | |
| 24 | VDD | power | |
| 25 | PB12 | bidirectional | |
| 26 | PB13 | bidirectional | |
| 27 | PB14 | bidirectional | |
| 28 | PB15 | bidirectional | |
| 29 | PA8 | bidirectional | |
| 30 | PA9 | bidirectional | |
| 31 | PA10 | bidirectional | |
| 32 | PA11 | bidirectional | |
| 33 | PA12 | bidirectional | |
| 34 | PA13 | bidirectional | |
| 35 | VSS | ground | |
| 36 | VDD | power | |
| 37 | PA14 | bidirectional | |
| 38 | PA15 | bidirectional | |
| 39 | PB3 | bidirectional | |
| 40 | PB4 | bidirectional | |
| 41 | PB5 | bidirectional | |
| 42 | PB6 | bidirectional | |
| 43 | PB7 | bidirectional | |
| 44 | BOOT0 | input | |
| 45 | PB8 | bidirectional | |
| 46 | PB9 | bidirectional | |
| 47 | VSS | ground | |
| 48 | VDD | power | |
| 49 | VSS | ground |
Schematic symbol and footprint
Schematic symbol
Footprint: QFN-48-1EP_7x7mm_P0.5mm_EP5.6x5.6mm — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.