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STM32U545JEYxQ
STMicroelectronics Arm Cortex-M33 MCU, 512KB flash, 274KB RAM, 50 GPIO, WLCSP72
Schematic Symbol
Pin Configuration (72 pins)
| Pin | Name | Type |
|---|---|---|
| A2 | VDD | power_in |
| A4 | PG10 | bidirectional |
| A6 | PG14 | bidirectional |
| A8 | VDDIO2 | power_in |
| A10 | PB4 | bidirectional |
| A12 | PH3 | bidirectional |
| A14 | VDD11 | power_in |
| A16 | VDD | power_in |
| B1 | VDDUSB | power_in |
| B3 | VSS | power_in |
| B5 | PG9 | bidirectional |
| B7 | VSS | passive |
| B9 | PG15 | bidirectional |
| B11 | PB6 | bidirectional |
| B13 | VSS | passive |
| B15 | VBAT | power_in |
| C2 | PA11 | bidirectional |
| C4 | PA12 | bidirectional |
| C6 | PG11 | bidirectional |
| C8 | PG13 | bidirectional |
| C10 | PB3 | bidirectional |
| C12 | PB8 | bidirectional |
| C14 | PC13 | bidirectional |
| C16 | PC14 | bidirectional |
| D1 | VDDIO2 | power_in |
| D3 | VSS | passive |
| D5 | PA13 | bidirectional |
| D7 | PA15 | bidirectional |
| D9 | PG12 | bidirectional |
| D11 | PB5 | bidirectional |
| D13 | PB7 | bidirectional |
| D15 | PC15 | bidirectional |
| E2 | PG8 | bidirectional |
| E4 | PA8 | bidirectional |
| E6 | PA10 | bidirectional |
| E8 | PA14 | bidirectional |
| E10 | PA5 | bidirectional |
| E12 | PA1 | bidirectional |
| E14 | NRST | input |
| E16 | PH0 | bidirectional |
| F1 | PG4 | bidirectional |
| F3 | PG5 | bidirectional |
| F5 | PG6 | bidirectional |
| F7 | PG7 | bidirectional |
| F9 | PA9 | bidirectional |
| F11 | PA2 | bidirectional |
| F13 | PC1 | bidirectional |
| F15 | PH1 | bidirectional |
| G2 | PB14 | bidirectional |
| G4 | PB13 | bidirectional |
| G6 | PG2 | bidirectional |
| G8 | PB1 | bidirectional |
| G10 | PB0 | bidirectional |
| G12 | PA3 | bidirectional |
| G14 | VDDA | power_in |
| G16 | VSSA | power_in |
| H1 | PB15 | bidirectional |
| H3 | VSS | passive |
| H5 | VSSSMPS | power_in |
| H7 | PG3 | bidirectional |
| H9 | PB10 | bidirectional |
| H11 | PA6 | bidirectional |
| H13 | PA4 | bidirectional |
| H15 | PA0 | bidirectional |
| J2 | VDD | power_in |
| J4 | VDD11 | power_in |
| J6 | VDDSMPS | power_in |
| J8 | VLXSMPS | power_in |
| J10 | PB2 | bidirectional |
| J12 | PA7 | bidirectional |
| J14 | VDD | power_in |
| J16 | VSS | passive |
Footprint
ConfirmedPackage_CSP/ST_WLCSP-72_3.38x3.38mm_Layout16x9_P0.35mm_Stagger
Pad Layout
Pads (72)
| Number | Type |
|---|---|
| A2 | smd |
| A4 | smd |
| A6 | smd |
| A8 | smd |
| A10 | smd |
| A12 | smd |
| A14 | smd |
| A16 | smd |
| B1 | smd |
| B3 | smd |
| B5 | smd |
| B7 | smd |
| B9 | smd |
| B11 | smd |
| B13 | smd |
| B15 | smd |
| C2 | smd |
| C4 | smd |
| C6 | smd |
| C8 | smd |
| C10 | smd |
| C12 | smd |
| C14 | smd |
| C16 | smd |
| D1 | smd |
| D3 | smd |
| D5 | smd |
| D7 | smd |
| D9 | smd |
| D11 | smd |
| D13 | smd |
| D15 | smd |
| E2 | smd |
| E4 | smd |
| E6 | smd |
| E8 | smd |
| E10 | smd |
| E12 | smd |
| E14 | smd |
| E16 | smd |
| F1 | smd |
| F3 | smd |
| F5 | smd |
| F7 | smd |
| F9 | smd |
| F11 | smd |
| F13 | smd |
| F15 | smd |
| G2 | smd |
| G4 | smd |
| G6 | smd |
| G8 | smd |
| G10 | smd |
| G12 | smd |
| G14 | smd |
| G16 | smd |
| H1 | smd |
| H3 | smd |
| H5 | smd |
| H7 | smd |
| H9 | smd |
| H11 | smd |
| H13 | smd |
| H15 | smd |
| J2 | smd |
| J4 | smd |
| J6 | smd |
| J8 | smd |
| J10 | smd |
| J12 | smd |
| J14 | smd |
| J16 | smd |