Mechanical Dimensions & Land Pattern (UFBGA-64_L5.0-W5.0-R8-C8-P0.50-BL)
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-64_L5.0-W5.0-R8-C8-P0.50-BL | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — C28247518 (UFBGA-64_L5.0-W5.0-R8-C8-P0.50-BL)
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of C28247518 (UFBGA-64_L5.0-W5.0-R8-C8-P0.50-BL)?
Manufactured by Semiconductor, the C28247518 is housed in a UFBGA-64_L5.0-W5.0-R8-C8-P0.50-BL package with 64 pins and a 0.50 mm lead pitch. Key pins include: A1 (PC14-OSC32_IN: Multiplexed I/O & Peripheral Pin PC14-OSC32_IN (RTC/CLK)), A2 (PC13: Multiplexed I/O & Peripheral Pin PC13 (General)), A3 (PB9: Multiplexed I/O & Peripheral Pin PB9 (General)), A4 (PB4: Multiplexed I/O & Peripheral Pin PB4 (General)), A5 (PB3: Multiplexed I/O & Peripheral Pin PB3 (General)), A6 (PA15: Multiplexed I/O & Peripheral Pin PA15 (General)).
What are the IPC-7351B PCB Footprint dimensions for C28247518?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), C28247518 (UFBGA-64_L5.0-W5.0-R8-C8-P0.50-BL) has a nominal body envelope of 5.00 × 5.00 mm, pitch e = 0.50 mm, and 64 copper pads.
Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for C28247518?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for C28247518 (Semiconductor, UFBGA-64_L5.0-W5.0-R8-C8-P0.50-BL) 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 (64 pins) & STM32U535 Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| A1 | PC14-OSC32_IN | Digital_IO | Signal terminal PC14-OSC32_IN (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC14-OSC32_IN. Supported peripheral buses: RTC/CLK. |
| A2 | PC13 | Digital_IO | Signal terminal PC13 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC13. Supported peripheral buses: General. |
| A3 | PB9 | Digital_IO | Signal terminal PB9 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB9. Supported peripheral buses: General. |
| A4 | PB4 | Digital_IO | Signal terminal PB4 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB4. Supported peripheral buses: General. |
| A5 | PB3 | Digital_IO | Signal terminal PB3 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB3. Supported peripheral buses: General. |
| A6 | PA15 | Digital_IO | Signal terminal PA15 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA15. Supported peripheral buses: General. |
| A7 | PA14 | Digital_IO | Signal terminal PA14 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA14. Supported peripheral buses: General. |
| A8 | PA13 | Digital_IO | Signal terminal PA13 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA13. Supported peripheral buses: General. |
| B1 | PC15-OSC32_OUT | Digital_IO | Signal terminal PC15-OSC32_OUT (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC15-OSC32_OUT. Supported peripheral buses: RTC/CLK. |
| B2 | VBAT | Power_In | Primary positive power supply input (VBAT) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V). |
| B3 | PB8 | Digital_IO | Signal terminal PB8 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB8. Supported peripheral buses: General. |
| B4 | PH3-BOOT0 | Digital_IO | Signal terminal PH3-BOOT0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PH3-BOOT0. Supported peripheral buses: General. |
| B5 | PD2 | Digital_IO | Signal terminal PD2 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD2. Supported peripheral buses: General. |
| B6 | PC11 | Digital_IO | Signal terminal PC11 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC11. Supported peripheral buses: General. |
| B7 | PC10 | Digital_IO | Signal terminal PC10 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC10. Supported peripheral buses: General. |
| B8 | PA12 | Digital_IO | Signal terminal PA12 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA12. Supported peripheral buses: General. |
| C1 | PH0-OSC_IN | Digital_IO | Signal terminal PH0-OSC_IN (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PH0-OSC_IN. Supported peripheral buses: RTC/CLK. |
| C2 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| C3 | PB7 | Digital_IO | Signal terminal PB7 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB7. Supported peripheral buses: General. |
| C4 | PB5 | Digital_IO | Signal terminal PB5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB5. Supported peripheral buses: General. |
| C5 | PC12 | Digital_IO | Signal terminal PC12 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC12. Supported peripheral buses: General. |
| C6 | PA10 | Digital_IO | Signal terminal PA10 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA10. Supported peripheral buses: General. |
| C7 | PA9 | Digital_IO | Signal terminal PA9 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA9. Supported peripheral buses: General. |
| C8 | PA11 | Digital_IO | Signal terminal PA11 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA11. Supported peripheral buses: General. |
| D1 | PH1-OSC_OUT | Digital_IO | Signal terminal PH1-OSC_OUT (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PH1-OSC_OUT. Supported peripheral buses: RTC/CLK. |
| D2 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V). |
| D3 | PB6 | Digital_IO | Signal terminal PB6 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB6. Supported peripheral buses: General. |
| D4 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| D5 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| D6 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| D7 | PA8 | Digital_IO | Signal terminal PA8 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA8. Supported peripheral buses: General. |
| D8 | PC9 | Digital_IO | Signal terminal PC9 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC9. Supported peripheral buses: General. |
| E1 | NRST | Digital_IO | Active-low hardware reset terminal (NRST): pulling this pin Low resets the processor core and peripherals. |
| E2 | PC1 | Digital_IO | Signal terminal PC1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC1. Supported peripheral buses: General. |
| E3 | PC0 | Digital_IO | Signal terminal PC0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC0. Supported peripheral buses: General. |
| E4 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V). |
| E5 | VDDUSB | Power_In | Primary positive power supply input (VDDUSB) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V). |
| E6 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V). |
| E7 | PC7 | Digital_IO | Signal terminal PC7 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC7. Supported peripheral buses: General. |
| E8 | PC8 | Digital_IO | Signal terminal PC8 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC8. Supported peripheral buses: General. |
| F1 | VSSA | GND | 0V electrical ground return terminal (VSSA) for internal core logic, I/O drivers, and analog sub-blocks. |
| F2 | PC2 | Digital_IO | Signal terminal PC2 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC2. Supported peripheral buses: General. |
| F3 | PA2 | Digital_IO | Signal terminal PA2 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA2. Supported peripheral buses: General. |
| F4 | PA5 | Digital_IO | Signal terminal PA5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA5. Supported peripheral buses: General. |
| F5 | PB0 | Digital_IO | Signal terminal PB0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB0. Supported peripheral buses: General. |
| F6 | PC6 | Digital_IO | Signal terminal PC6 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC6. Supported peripheral buses: General. |
| F7 | PB15 | Digital_IO | Signal terminal PB15 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB15. Supported peripheral buses: General. |
| F8 | PB14 | Digital_IO | Signal terminal PB14 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB14. Supported peripheral buses: General. |
| G1 | PC3 | Digital_IO | Signal terminal PC3 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC3. Supported peripheral buses: General. |
| G2 | PA0 | Digital_IO | Signal terminal PA0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA0. Supported peripheral buses: General. |
| G3 | PA3 | Digital_IO | Signal terminal PA3 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA3. Supported peripheral buses: General. |
| G4 | PA6 | Digital_IO | Signal terminal PA6 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA6. Supported peripheral buses: General. |
| G5 | PB1 | Digital_IO | Signal terminal PB1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB1. Supported peripheral buses: General. |
| G6 | PB2 | Digital_IO | Signal terminal PB2 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB2. Supported peripheral buses: General. |
| G7 | PB10 | Digital_IO | Signal terminal PB10 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB10. Supported peripheral buses: General. |
| G8 | PB13 | Digital_IO | Signal terminal PB13 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB13. Supported peripheral buses: General. |
| H1 | VDDA | Power_In | Primary positive power supply input (VDDA) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V). |
| H2 | PA1 | Digital_IO | Signal terminal PA1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA1. Supported peripheral buses: General. |
| H3 | PA4 | Digital_IO | Signal terminal PA4 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA4. Supported peripheral buses: General. |
| H4 | PA7 | Digital_IO | Signal terminal PA7 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA7. Supported peripheral buses: General. |
| H5 | PC4 | Digital_IO | Signal terminal PC4 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC4. Supported peripheral buses: General. |
| H6 | PC5 | Digital_IO | Signal terminal PC5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC5. Supported peripheral buses: General. |
| H7 | VCAP | Digital_IO | Signal terminal VCAP (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: VCAP. Supported peripheral buses: General. |
| H8 | PB12 | Digital_IO | Signal terminal PB12 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB12. Supported peripheral buses: General. |
