Mechanical Dimensions & Land Pattern (LQFP-48(7x7))
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 LQFP-48(7x7) | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — STM32U575CIT6Q (LQFP-48(7x7))
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of STM32U575CIT6Q (LQFP-48(7x7))?
Manufactured by ST, the STM32U575CIT6Q is housed in a LQFP-48(7x7) package with 48 pins and a 0.50 mm lead pitch, supporting a VCC supply range of 1.71 V to 3.6 V. Key pins include: 1 (VBAT: Power Supply Input (VBAT — 3.3V VDD (Max 4.0V))), 2 (PC13: Multiplexed I/O & Peripheral Pin PC13 (RTC/CLK)), 3 (PC14 - OSC32_IN (PC14): Multiplexed I/O & Peripheral Pin PC14 - OSC32_IN (PC14) (RTC/CLK)), 4 (NC: No Connect (Leave Floating)), 5 (PH0OSC IN -_ (PH0): Multiplexed I/O & Peripheral Pin PH0OSC IN -_ (PH0) (RTC/CLK)), 6 (PH1OSC OUT -_ (PH1): Multiplexed I/O & Peripheral Pin PH1OSC OUT -_ (PH1) (RTC/CLK)).
What are the IPC-7351B PCB Footprint dimensions for STM32U575CIT6Q?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32U575CIT6Q (LQFP-48(7x7)) has a nominal body envelope of 7.00 × 7.00 mm, pitch e = 0.50 mm, and 48 copper pads.
Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for STM32U575CIT6Q?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32U575CIT6Q (ST, LQFP-48(7x7)) 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 (48 pins) & STM32U575 Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| 1 | VBAT | Power_In | Primary positive power supply input (VBAT) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| 2 | PC13 | Digital_IO | Signal terminal PC13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC13. Supported peripheral buses: RTC/CLK. |
| 3 | PC14 - OSC32_IN (PC14) | Digital_IO | Signal terminal PC14 - OSC32_IN (PC14) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC14 - OSC32_IN (PC14). Supported peripheral buses: RTC/CLK. |
| 4 | NC | No_Connect | No Connect (Leave Floating) |
| 5 | PH0OSC IN -_ (PH0) | Digital_IO | Signal terminal PH0OSC IN -_ (PH0) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PH0OSC IN -_ (PH0). Supported peripheral buses: RTC/CLK. |
| 6 | PH1OSC OUT -_ (PH1) | Digital_IO | Signal terminal PH1OSC OUT -_ (PH1) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PH1OSC OUT -_ (PH1). Supported peripheral buses: RTC/CLK. |
| 7 | NRST | Digital_IO | Active-low hardware reset terminal (NRST): pulling this pin Low resets the processor core and peripherals. |
| 8 | VSSA | GND | 0V electrical ground return terminal (VSSA) for internal core logic, I/O drivers, and analog sub-blocks. |
| 9 | VDDA | Power_In | Primary positive power supply input (VDDA) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| 10 | PA0 | Digital_IO | Signal terminal PA0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_RDYUSART2CTS. Supported peripheral buses: UART, SPI, ADC, PWM. |
| 11 | PA1 | Digital_IO | Signal terminal PA1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK_USART2RTSDE. Supported peripheral buses: UART, SPI, ADC, PWM. |
| 12 | PA2 | Digital_IO | Signal terminal PA2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA2. Supported peripheral buses: UART, ADC, PWM. |
| 13 | PA3 | Digital_IO | Signal terminal PA3 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA3. Supported peripheral buses: UART, ADC, PWM. |
| 14 | PA4 | Digital_IO | Signal terminal PA4 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_NSS, SPI3_NSS. Supported peripheral buses: UART, SPI, ADC, DAC. |
| 15 | PA5 | Digital_IO | Signal terminal PA5 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: UART, SPI, ADC, DAC, PWM. |
| 16 | PA6 | Digital_IO | Signal terminal PA6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: UART, SPI, ADC. |
| 17 | PA7 | Digital_IO | Signal terminal PA7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SCL, SPI1_MOSI. Supported peripheral buses: UART, SPI, I2C, ADC, PWM. |
| 18 | PB0 | Digital_IO | Signal terminal PB0 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_NSSUSART3CK. Supported peripheral buses: SPI, ADC, PWM. |
| 19 | PB1 | Digital_IO | Signal terminal PB1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB1. Supported peripheral buses: UART, ADC, PWM. |
| 20 | PB2 | Digital_IO | Signal terminal PB2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB2. Supported peripheral buses: I2C, ADC, RTC/CLK. |
| 21 | P21 | Digital_IO | Signal terminal P21 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P21. Supported peripheral buses: General. |
| 22 | P22 | Digital_IO | Signal terminal P22 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P22. Supported peripheral buses: General. |
| 23 | P23 | Digital_IO | Signal terminal P23 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P23. Supported peripheral buses: General. |
| 24 | P24 | Digital_IO | Signal terminal P24 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P24. Supported peripheral buses: General. |
| 25 | P25 | Digital_IO | Signal terminal P25 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P25. Supported peripheral buses: General. |
| 26 | P26 | Digital_IO | Signal terminal P26 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P26. Supported peripheral buses: General. |
| 27 | P27 | Digital_IO | Signal terminal P27 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P27. Supported peripheral buses: General. |
| 28 | P28 | Digital_IO | Signal terminal P28 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P28. Supported peripheral buses: General. |
| 29 | P29 | Digital_IO | Signal terminal P29 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P29. Supported peripheral buses: General. |
| 30 | P30 | Digital_IO | Signal terminal P30 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P30. Supported peripheral buses: General. |
| 31 | P31 | Digital_IO | Signal terminal P31 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P31. Supported peripheral buses: General. |
| 32 | P32 | Digital_IO | Signal terminal P32 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P32. Supported peripheral buses: General. |
| 33 | P33 | Digital_IO | Signal terminal P33 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P33. Supported peripheral buses: General. |
| 34 | P34 | Digital_IO | Signal terminal P34 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P34. Supported peripheral buses: General. |
| 35 | P35 | Digital_IO | Signal terminal P35 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P35. Supported peripheral buses: General. |
| 36 | P36 | Digital_IO | Signal terminal P36 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P36. Supported peripheral buses: General. |
| 37 | P37 | Digital_IO | Signal terminal P37 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P37. Supported peripheral buses: General. |
| 38 | P38 | Digital_IO | Signal terminal P38 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P38. Supported peripheral buses: General. |
| 39 | P39 | Digital_IO | Signal terminal P39 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P39. Supported peripheral buses: General. |
| 40 | P40 | Digital_IO | Signal terminal P40 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P40. Supported peripheral buses: General. |
| 41 | P41 | Digital_IO | Signal terminal P41 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P41. Supported peripheral buses: General. |
| 42 | P42 | Digital_IO | Signal terminal P42 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P42. Supported peripheral buses: General. |
| 43 | P43 | Digital_IO | Signal terminal P43 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P43. Supported peripheral buses: General. |
| 44 | P44 | Digital_IO | Signal terminal P44 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P44. Supported peripheral buses: General. |
| 45 | P45 | Digital_IO | Signal terminal P45 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P45. Supported peripheral buses: General. |
| 46 | P46 | Digital_IO | Signal terminal P46 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P46. Supported peripheral buses: General. |
| 47 | P47 | Digital_IO | Signal terminal P47 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P47. Supported peripheral buses: General. |
| 48 | P48 | Digital_IO | Signal terminal P48 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: P48. Supported peripheral buses: General. |












