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STM32U073HBYx
STMicroelectronics Arm Cortex-M0+ MCU, 128KB flash, 40KB RAM, 33 GPIO, WLCSP42
Schematic Symbol
Pin Configuration (42 pins)
| Pin | Name | Type |
|---|---|---|
| A2 | VSS | power_in |
| A4 | PA15 | bidirectional |
| A6 | PB5 | bidirectional |
| A8 | PB7 | bidirectional |
| A10 | PB8 | bidirectional |
| A12 | VSS | passive |
| B1 | VDDUSB | power_in |
| B3 | PA13 | bidirectional |
| B5 | PB3 | bidirectional |
| B7 | PB6 | bidirectional |
| B9 | VBAT | power_in |
| B11 | VDD | power_in |
| C2 | PA12 | bidirectional |
| C4 | PA9 | bidirectional |
| C6 | PB4 | bidirectional |
| C8 | PF3 | bidirectional |
| C10 | PC15 | bidirectional |
| C12 | PC14 | bidirectional |
| D1 | PA11 | bidirectional |
| D3 | PA8 | bidirectional |
| D5 | PA14 | bidirectional |
| D7 | PC13 | bidirectional |
| D9 | PF1 | bidirectional |
| D11 | PF0 | bidirectional |
| E2 | PA10 | bidirectional |
| E4 | PA5 | bidirectional |
| E6 | PA3 | bidirectional |
| E8 | PA1 | bidirectional |
| E10 | VSSA | power_in |
| E12 | PF2 | bidirectional |
| F1 | VSS | passive |
| F3 | PB1 | bidirectional |
| F5 | PB0 | bidirectional |
| F7 | PA7 | bidirectional |
| F9 | PA0 | bidirectional |
| F11 | VDDA | power_in |
| G2 | VDD | power_in |
| G4 | PB10 | bidirectional |
| G6 | PB2 | bidirectional |
| G8 | PA6 | bidirectional |
| G10 | PA4 | bidirectional |
| G12 | PA2 | bidirectional |
Footprint
ConfirmedPackage_CSP/ST_WLCSP-42_2.93x2.82mm_Layout12x7_P0.4mm_Stagger
Pad Layout
Pads (42)
| Number | Type |
|---|---|
| A2 | smd |
| A4 | smd |
| A6 | smd |
| A8 | smd |
| A10 | smd |
| A12 | smd |
| B1 | smd |
| B3 | smd |
| B5 | smd |
| B7 | smd |
| B9 | smd |
| B11 | smd |
| C2 | smd |
| C4 | smd |
| C6 | smd |
| C8 | smd |
| C10 | smd |
| C12 | smd |
| D1 | smd |
| D3 | smd |
| D5 | smd |
| D7 | smd |
| D9 | smd |
| D11 | smd |
| E2 | smd |
| E4 | smd |
| E6 | smd |
| E8 | smd |
| E10 | smd |
| E12 | smd |
| F1 | smd |
| F3 | smd |
| F5 | smd |
| F7 | smd |
| F9 | smd |
| F11 | smd |
| G2 | smd |
| G4 | smd |
| G6 | smd |
| G8 | smd |
| G10 | smd |
| G12 | smd |
