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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
A2
A4
A6
A8
A10
A12
A14
A16
B1
B3
B5
B7
B9
B11
B13
B15
C2
C4
C6
C8
C10
C12
C14
C16
D1
D3
D5
D7
D9
D11
D13
D15
E2
E4
E6
E8
E10
E12
E14
E16
F1
F3
F5
F7
F9
F11
F13
F15
G2
G4
G6
G8
G10
G12
G14
G16
H1
H3
H5
H7
H9
H11
H13
H15
J2
J4
J6
J8
J10
J12
J14
J16
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 |