Mechanical Dimensions & Land Pattern (UFBGA-169)
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 UFBGA-169 | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — STM32H747AGI6 (UFBGA-169)
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of STM32H747AGI6 (UFBGA-169)?
Manufactured by ST, the STM32H747AGI6 is housed in a UFBGA-169 package with 169 pins and a 0.50 mm lead pitch. Key pins include: A1 (-: Multiplexed I/O & Peripheral Pin - (General)), A2 (D9: Multiplexed I/O & Peripheral Pin D9 (SPI)), A3 (A12: Multiplexed I/O & Peripheral Pin A12 (General)), A4 (A11: Multiplexed I/O & Peripheral Pin A11 (General)), A5 (B8: Multiplexed I/O & Peripheral Pin B8 (SPI, I2C, PWM)), A6 (B7: Multiplexed I/O & Peripheral Pin B7 (UART, SPI, PWM, SWD/JTAG)).
What are the IPC-7351B PCB Footprint dimensions for STM32H747AGI6?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32H747AGI6 (UFBGA-169) has a nominal body envelope of 7.00 × 7.00 mm, pitch e = 0.50 mm, and 169 copper pads.
Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for STM32H747AGI6?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32H747AGI6 (ST, UFBGA-169) 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 (169 pins) & STM32H747 Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| A1 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| A2 | D9 | Digital_IO | Signal terminal D9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI4_SCK. Supported peripheral buses: SPI. |
| A3 | A12 | Digital_IO | Signal terminal A12 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: A12. Supported peripheral buses: General. |
| A4 | A11 | Digital_IO | Signal terminal A11 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: A11. Supported peripheral buses: General. |
| A5 | B8 | Digital_IO | Signal terminal B8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SMBA, SPI1_MOSI, I2C4_SMBA, SPI3_MOSI, SPI6_MOSI. Supported peripheral buses: SPI, I2C, PWM. |
| A6 | B7 | Digital_IO | Signal terminal B7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK, SPI3_SCK, SPI6_SCK. Supported peripheral buses: UART, SPI, PWM, SWD/JTAG. |
| A7 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| A8 | D6 | Digital_IO | Signal terminal D6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI. Supported peripheral buses: UART, SPI. |
| A9 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| A10 | B5 | Digital_IO | Signal terminal B5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: UART, SPI. |
| A11 | E5 | Digital_IO | Signal terminal E5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: E5. Supported peripheral buses: SWD/JTAG. |
| A12 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| A13 | C2 | Digital_IO | Signal terminal C2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: C2. Supported peripheral buses: UART, PWM. |
| B1 | B13 | Digital_IO | Signal terminal B13 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: B13. Supported peripheral buses: General. |
| B2 | A6 | Digital_IO | Signal terminal A6 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: A6. Supported peripheral buses: General. |
| B3 | E7 | Digital_IO | Signal terminal E7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: E7. Supported peripheral buses: General. |
| B4 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| B5 | D7 | Digital_IO | Signal terminal D7 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: D7. Supported peripheral buses: General. |
| B6 | A8 | Digital_IO | Signal terminal A8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO, SPI3_MISO, SPI2_NSS, SPI6_MISO. Supported peripheral buses: UART, SPI, PWM, SWD/JTAG. |
| B7 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| B8 | C6 | Digital_IO | Signal terminal C6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MOSI. Supported peripheral buses: UART, SPI, I2C. |
| B9 | B9 | Digital_IO | Signal terminal B9 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: B9. Supported peripheral buses: General. |
| B10 | A3 | Digital_IO | Signal terminal A3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_NSS, SPI3_NSS, SPI6_NSS. Supported peripheral buses: UART, SPI, SWD/JTAG. |
| B11 | C3 | Digital_IO | Signal terminal C3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: C3. Supported peripheral buses: SWD/JTAG. |
| B12 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| B13 | A2 | Digital_IO | Signal terminal A2 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: A2. Supported peripheral buses: General. |
| C1 | C13 | Digital_IO | Signal terminal C13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: C13. Supported peripheral buses: RTC/CLK. |
| C2 | E8 | Digital_IO | Signal terminal E8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI4_MOSI. Supported peripheral buses: SPI, I2C. |
| C3 | D10 | Digital_IO | Signal terminal D10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: D10. Supported peripheral buses: General. |
| C4 | D8 | Digital_IO | Signal terminal D8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: D8. Supported peripheral buses: UART. |
| C5 | C8 | Digital_IO | Signal terminal C8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: C8. Supported peripheral buses: UART, I2C, PWM. |
| C6 | A7 | Digital_IO | Signal terminal A7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: A7. Supported peripheral buses: UART, SPI. |
| C7 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: UART, SPI. |
| C8 | F7 | Digital_IO | Signal terminal F7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: F7. Supported peripheral buses: UART. |
| C9 | F6 | Digital_IO | Signal terminal F6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: F6. Supported peripheral buses: UART, I2C. |
| C10 | A4 | Digital_IO | Signal terminal A4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: A4. Supported peripheral buses: UART, SPI. |
| C11 | D5 | Digital_IO | Signal terminal D5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_SCK. Supported peripheral buses: UART, SPI. |
| C12 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| C13 | B2 | Digital_IO | Signal terminal B2 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: B2. Supported peripheral buses: General. |
| D1 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |
| D2 | C12 | Digital_IO | Signal terminal C12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: C12. Supported peripheral buses: RTC/CLK. |
| D3 | B12 | Digital_IO | Signal terminal B12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI4_NSS_SAI1FSA. Supported peripheral buses: SPI. |
| D4 | B10 | Digital_IO | Signal terminal B10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: B10. Supported peripheral buses: UART. |
| D5 | A10 | Digital_IO | Signal terminal A10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: A10. Supported peripheral buses: UART, I2C. |
| D6 | C9 | Digital_IO | Signal terminal C9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SDA, SPI2_NSS, I2C4_SDA, I2C4_SMBA. Supported peripheral buses: UART, SPI, I2C. |
| D7 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_NSS. Supported peripheral buses: SPI. |
| D8 | A5 | Digital_IO | Signal terminal A5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: A5. Supported peripheral buses: UART. |
| D9 | B4 | Digital_IO | Signal terminal B4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MOSI. Supported peripheral buses: UART, SPI. |
| D10 | D3 | Digital_IO | Signal terminal D3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SCL. Supported peripheral buses: UART, I2C, RTC/CLK. |
| D11 | D4 | Digital_IO | Signal terminal D4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SMBA, SPI2_SCK. Supported peripheral buses: UART, SPI, I2C, PWM. |
| D12 | C1 | Digital_IO | Signal terminal C1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_NSS. Supported peripheral buses: UART, SPI, PWM. |
| D13 | B1 | Digital_IO | Signal terminal B1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: UART, SPI. |
| E1 | E12 | Digital_IO | Signal terminal E12 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: E12. Supported peripheral buses: General. |
| E2 | D13 | Digital_IO | Signal terminal D13 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: D13. Supported peripheral buses: General. |
| E3 | E9 | Digital_IO | Signal terminal E9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: E9. Supported peripheral buses: RTC/CLK. |
| E4 | C11 | Digital_IO | Signal terminal C11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI4_MISO. Supported peripheral buses: SPI. |
| E5 | C7 | Digital_IO | Signal terminal C7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCLCEC, I2C4_SCL. Supported peripheral buses: UART, I2C, PWM. |
| E6 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI6_MOSI. Supported peripheral buses: UART, SPI. |
| E7 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: SPI. |
| E8 | E6 | Digital_IO | Signal terminal E6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: E6. Supported peripheral buses: UART. |
| E9 | C5 | Digital_IO | Signal terminal C5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MISO. Supported peripheral buses: UART, SPI. |
| E10 | E4 | Digital_IO | Signal terminal E4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: E4. Supported peripheral buses: UART, PWM. |
| E11 | D2 | Digital_IO | Signal terminal D2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: D2. Supported peripheral buses: PWM, RTC/CLK. |
| E12 | - | Digital_IO | Signal terminal - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: -. Supported peripheral buses: General. |












