Mechanical Dimensions & Land Pattern (WLCSP-100(4.2x4.7))
Extracted from Datasheet & IPC-7351B NormalizedRecommended Companion BOM & Drop-In Equivalents
Passive external components per reference schematic and 1:1 pin-compatible alternatives| Designator / Replacement MPN | Value / Package | Function & PCB Layout Rule |
|---|---|---|
| N/A BOM | Per application circuit WLCSP-100(4.2x4.7) | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — STM32F733VEY6TR (WLCSP-100(4.2x4.7))
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of STM32F733VEY6TR (WLCSP-100(4.2x4.7))?
Manufactured by ST, the STM32F733VEY6TR is housed in a WLCSP-100(4.2x4.7) package with 100 pins and a 0.40 mm lead pitch, supporting a VCC supply range of 1.7 V to 3.6 V. Key pins include: A1 (VDD: Power Supply Input (VDD — 3.3V VDD (Max 4.0V))), A2 (VSS: Ground Reference Pin (VSS)), A3 (PE1: Multiplexed I/O & Peripheral Pin PE1 (General)), A4 (PE0: Multiplexed I/O & Peripheral Pin PE0 (UART)), A5 (PB8: Multiplexed I/O & Peripheral Pin PB8 (I2C, PWM)), A6 (PB5: Multiplexed I/O & Peripheral Pin PB5 (SPI, PWM)).
What are the IPC-7351B PCB Footprint dimensions for STM32F733VEY6TR?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32F733VEY6TR (WLCSP-100(4.2x4.7)) has a nominal body envelope of 4.20 × 4.70 mm, pitch e = 0.40 mm, and 100 copper pads.
Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for STM32F733VEY6TR?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32F733VEY6TR (ST, WLCSP-100(4.2x4.7)) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.
Static Reference Appendix: Pinout Table (100 pins) & STM32F733 / STM32F732 Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| A1 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| A2 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| A3 | PE1 | Digital_IO | Signal terminal PE1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE1. Supported peripheral buses: General. |
| A4 | PE0 | Digital_IO | Signal terminal PE0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE0. Supported peripheral buses: UART. |
| A5 | PB8 | Digital_IO | Signal terminal PB8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB8. Supported peripheral buses: I2C, PWM. |
| A6 | PB5 | Digital_IO | Signal terminal PB5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI, SPI3_MOSI. Supported peripheral buses: SPI, PWM. |
| A7 | PG14 | Digital_IO | Signal terminal PG14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PG14. Supported peripheral buses: UART. |
| A8 | PG13 | Digital_IO | Signal terminal PG13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PG13. Supported peripheral buses: UART. |
| A9 | PB4(NJTRST) | Digital_IO | Signal terminal PB4(NJTRST) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISOSPI3MISO, SPI2_NSS. Supported peripheral buses: SPI, SWD/JTAG. |
| A10 | PB3(JTDO/TRA CESWO) | Digital_IO | Signal terminal PB3(JTDO/TRA CESWO) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK, SPI3_SCK. Supported peripheral buses: SPI, SWD/JTAG. |
| B1 | PA13(JTMS - SWDIO) | Digital_IO | Signal terminal PA13(JTMS - SWDIO) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA13(JTMS - SWDIO). Supported peripheral buses: SWD/JTAG. |
| B2 | PA12 | Digital_IO | Signal terminal PA12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA12. Supported peripheral buses: General. |
| B3 | VCAP_2 | Digital_IO | Signal terminal VCAP_2 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: VCAP_2. Supported peripheral buses: General. |
| B4 | PB9 | Digital_IO | Signal terminal PB9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SDA, SPI2_NSS. Supported peripheral buses: SPI, I2C, PWM, CAN. |
| B5 | PB7 | Digital_IO | Signal terminal PB7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB7. Supported peripheral buses: UART, PWM. |
| B6 | PB6 | Digital_IO | Signal terminal PB6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB6. Supported peripheral buses: UART, PWM. |
| B7 | PG15 | Digital_IO | Signal terminal PG15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PG15. Supported peripheral buses: UART. |
| B8 | PG12 | Digital_IO | Signal terminal PG12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PG12. Supported peripheral buses: General. |
| B9 | PG11 | Digital_IO | Signal terminal PG11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PG11. Supported peripheral buses: General. |
| B10 | PG10 | Digital_IO | Signal terminal PG10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PG10. Supported peripheral buses: General. |
| C1 | PA11 | Digital_IO | Signal terminal PA11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA11. Supported peripheral buses: PWM, CAN. |
| C2 | PI7 | Digital_IO | Signal terminal PI7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PI7. Supported peripheral buses: General. |
| C3 | PI6 | Digital_IO | Signal terminal PI6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PI6. Supported peripheral buses: General. |
| C4 | PI5 | Digital_IO | Signal terminal PI5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PI5. Supported peripheral buses: General. |
| C5 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| C6 | PDR_ON | Digital_IO | Signal terminal PDR_ON (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PDR_ON. Supported peripheral buses: General. |
| C7 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| C8 | PB8 | Digital_IO | Signal terminal PB8 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PB8. Supported peripheral buses: General. |
| C9 | PE2 | Digital_IO | Signal terminal PE2 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PE2. Supported peripheral buses: General. |
| C10 | VBAT | Power_In | Primary positive power supply input (VBAT) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| D1 | PC9 | Digital_IO | Signal terminal PC9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC9. Supported peripheral buses: UART, I2C, RTC/CLK. |
| D2 | PC8 | Digital_IO | Signal terminal PC8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC8. Supported peripheral buses: UART, PWM. |
| D3 | PA8 | Digital_IO | Signal terminal PA8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA8. Supported peripheral buses: I2C, RTC/CLK. |
| D4 | PI4 | Digital_IO | Signal terminal PI4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PI4. Supported peripheral buses: General. |
| D5 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| D6 | BOOT | Digital_IO | Signal terminal BOOT (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: BOOT. Supported peripheral buses: General. |
| D7 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| D8 | PB9 | Digital_IO | Signal terminal PB9 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PB9. Supported peripheral buses: General. |
| D9 | PE4 | Digital_IO | Signal terminal PE4 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PE4. Supported peripheral buses: General. |
| D10 | PC13 | Digital_IO | Signal terminal PC13 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC13. Supported peripheral buses: General. |
| E1 | PC6 | Digital_IO | Signal terminal PC6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC6. Supported peripheral buses: PWM. |
| E2 | PD15 | Digital_IO | Signal terminal PD15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD15. Supported peripheral buses: PWM. |
| E3 | PD13 | Digital_IO | Signal terminal PD13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD13. Supported peripheral buses: SPI, PWM. |
| E4 | PE10 | Digital_IO | Signal terminal PE10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE10. Supported peripheral buses: PWM. |
| E5 | PD2 | Digital_IO | Signal terminal PD2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD2. Supported peripheral buses: UART. |
| E6 | PD7 | Digital_IO | Signal terminal PD7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD7. Supported peripheral buses: UART. |
| E7 | PE0 | Digital_IO | Signal terminal PE0 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PE0. Supported peripheral buses: General. |
| E8 | PE5 | Digital_IO | Signal terminal PE5 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PE5. Supported peripheral buses: General. |
| E9 | PC14 | Digital_IO | Signal terminal PC14 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC14. Supported peripheral buses: General. |
| E10 | PC15 | Digital_IO | Signal terminal PC15 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC15. Supported peripheral buses: General. |
| F1 | PD14 | Digital_IO | Signal terminal PD14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD14. Supported peripheral buses: PWM. |
| F2 | PD12 | Digital_IO | Signal terminal PD12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD12. Supported peripheral buses: UART, PWM. |
| F3 | PD11 | Digital_IO | Signal terminal PD11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD11. Supported peripheral buses: UART, I2C. |
| F4 | PE15 | Digital_IO | Signal terminal PE15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE15. Supported peripheral buses: General. |
| F5 | PB0 | Digital_IO | Signal terminal PB0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB0. Supported peripheral buses: ADC, PWM. |
| F6 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| F7 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| F8 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| F9 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| F10 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| G1 | VDD12OTGHS | Power_In | Primary positive power supply input (VDD12OTGHS) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| G2 | OTG_HSREXT_ | Digital_IO | Signal terminal OTG_HSREXT_ (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: OTG_HSREXT_. Supported peripheral buses: USB. |
| G3 | PB10 | Digital_IO | Signal terminal PB10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: UART, SPI, PWM. |
| G4 | PE11 | Digital_IO | Signal terminal PE11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE11. Supported peripheral buses: PWM. |











