Mechanical Dimensions & Land Pattern (LFBGA-100)
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 LFBGA-100 | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — ATSAMS70N19B-CN (LFBGA-100)
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of ATSAMS70N19B-CN (LFBGA-100)?
Manufactured by MICROCHIP, the ATSAMS70N19B-CN is housed in a LFBGA-100 package with 100 pins and a 0.80 mm lead pitch, supporting a VCC supply range of 3.0V to 3.6V. Key pins include: A1 (PB9: Multiplexed I/O & Peripheral Pin PB9 (General)), A2 (PB8: Multiplexed I/O & Peripheral Pin PB8 (General)), A3 (VBG: Multiplexed I/O & Peripheral Pin VBG (General)), A4 (HSDM: Multiplexed I/O & Peripheral Pin HSDM (General)), A5 (PD4: Multiplexed I/O & Peripheral Pin PD4 (General)), A6 (PD7: Multiplexed I/O & Peripheral Pin PD7 (General)).
What are the IPC-7351B PCB Footprint dimensions for ATSAMS70N19B-CN?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), ATSAMS70N19B-CN (LFBGA-100) has a nominal body envelope of 9.00 × 9.00 mm, pitch e = 0.80 mm, and 100 copper pads.
Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for ATSAMS70N19B-CN?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for ATSAMS70N19B-CN (MICROCHIP, LFBGA-100) 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) & ATSAMS70N19B Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| A1 | PB9 | Digital_IO | Signal terminal PB9 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB9. Supported peripheral buses: General. |
| A2 | PB8 | Digital_IO | Signal terminal PB8 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB8. Supported peripheral buses: General. |
| A3 | VBG | Digital_IO | Signal terminal VBG (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: VBG. Supported peripheral buses: General. |
| A4 | HSDM | Digital_IO | Signal terminal HSDM (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: HSDM. Supported peripheral buses: General. |
| A5 | PD4 | Digital_IO | Signal terminal PD4 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD4. Supported peripheral buses: General. |
| A6 | PD7 | Digital_IO | Signal terminal PD7 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD7. Supported peripheral buses: General. |
| A7 | PA31 | Digital_IO | Signal terminal PA31 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA31. Supported peripheral buses: General. |
| A8 | GNDUTMI | GND | 0V electrical ground return terminal (GNDUTMI) for internal core logic, I/O drivers, and analog sub-blocks. |
| A9 | PA28 | Digital_IO | Signal terminal PA28 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA28. Supported peripheral buses: General. |
| A10 | JTAGSEL | Digital_IO | Signal terminal JTAGSEL (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: JTAGSEL. Supported peripheral buses: SWD/JTAG. |
| B1 | PD31 | Digital_IO | Signal terminal PD31 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD31. Supported peripheral buses: General. |
| B2 | PB13 | Digital_IO | Signal terminal PB13 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB13. Supported peripheral buses: General. |
| B3 | VDDUTMIC | Power_In | Primary positive power supply input (VDDUTMIC) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| B4 | HSDP | Digital_IO | Signal terminal HSDP (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: HSDP. Supported peripheral buses: General. |
| B5 | PD3 | Digital_IO | Signal terminal PD3 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD3. Supported peripheral buses: General. |
| B6 | PD6 | Digital_IO | Signal terminal PD6 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD6. Supported peripheral buses: General. |
| B7 | PD8 | Digital_IO | Signal terminal PD8 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD8. Supported peripheral buses: General. |
| B8 | PD9 | Digital_IO | Signal terminal PD9 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD9. Supported peripheral buses: General. |
| B9 | PB4 | Digital_IO | Signal terminal PB4 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB4. Supported peripheral buses: General. |
| B10 | PD15 | Digital_IO | Signal terminal PD15 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD15. Supported peripheral buses: General. |
| C1 | PD0 | Digital_IO | Signal terminal PD0 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD0. Supported peripheral buses: General. |
| C2 | VDDIN | Power_In | Primary positive power supply input (VDDIN) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| C3 | VDDOUT | Power_In | Primary positive power supply input (VDDOUT) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| C4 | GNDPLLUSB | GND | 0V electrical ground return terminal (GNDPLLUSB) for internal core logic, I/O drivers, and analog sub-blocks. |
| C5 | VDDIO | Power_In | Primary positive power supply input (VDDIO) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| C6 | VDDCORE | Power_In | Primary positive power supply input (VDDCORE) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| C7 | PA30 | Digital_IO | Signal terminal PA30 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA30. Supported peripheral buses: General. |
| C8 | PB5 | Digital_IO | Signal terminal PB5 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB5. Supported peripheral buses: General. |
| C9 | PD10 | Digital_IO | Signal terminal PD10 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD10. Supported peripheral buses: General. |
| C10 | PA1 | Digital_IO | Signal terminal PA1 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA1. Supported peripheral buses: General. |
| D1 | VREFP | Analog | Signal terminal VREFP (Analog, 3.0V to 3.6V domain). Multiplexed alternate functions: VREFP. Supported peripheral buses: General. |
| D2 | PD1 | Digital_IO | Signal terminal PD1 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD1. Supported peripheral buses: General. |
| D3 | VREFN | Analog | Signal terminal VREFN (Analog, 3.0V to 3.6V domain). Multiplexed alternate functions: VREFN. Supported peripheral buses: General. |
| D4 | GNDANA | GND | 0V electrical ground return terminal (GNDANA) for internal core logic, I/O drivers, and analog sub-blocks. |
| D5 | PD5 | Digital_IO | Signal terminal PD5 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD5. Supported peripheral buses: General. |
| D6 | VDDCORE | Power_In | Primary positive power supply input (VDDCORE) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| D7 | VDDPLL | Power_In | Primary positive power supply input (VDDPLL) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| D8 | PA0 | Digital_IO | Signal terminal PA0 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA0. Supported peripheral buses: General. |
| D9 | PD11 | Digital_IO | Signal terminal PD11 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD11. Supported peripheral buses: General. |
| D10 | PA2 | Digital_IO | Signal terminal PA2 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA2. Supported peripheral buses: General. |
| E1 | PB0 | Digital_IO | Signal terminal PB0 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB0. Supported peripheral buses: General. |
| E2 | PB1 | Digital_IO | Signal terminal PB1 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB1. Supported peripheral buses: General. |
| E3 | PD2 | Digital_IO | Signal terminal PD2 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD2. Supported peripheral buses: General. |
| E4 | GNDPLL | GND | 0V electrical ground return terminal (GNDPLL) for internal core logic, I/O drivers, and analog sub-blocks. |
| E5 | VDDUTMII | Power_In | Primary positive power supply input (VDDUTMII) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| E6 | VDDPLLU SB | Power_In | Primary positive power supply input (VDDPLLU SB) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| E7 | GND | GND | 0V electrical ground return terminal (GND) for internal core logic, I/O drivers, and analog sub-blocks. |
| E8 | PD13 | Digital_IO | Signal terminal PD13 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD13. Supported peripheral buses: General. |
| E9 | PB7 | Digital_IO | Signal terminal PB7 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB7. Supported peripheral buses: General. |
| E10 | PD12 | Digital_IO | Signal terminal PD12 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD12. Supported peripheral buses: General. |
| F1 | PA19 | Digital_IO | Signal terminal PA19 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA19. Supported peripheral buses: General. |
| F2 | PA20 | Digital_IO | Signal terminal PA20 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA20. Supported peripheral buses: General. |
| F3 | VDDIO | Power_In | Primary positive power supply input (VDDIO) operating in the 3.0V to 3.6V domain (Max rating: 3.6V). |
| F4 | GND | GND | 0V electrical ground return terminal (GND) for internal core logic, I/O drivers, and analog sub-blocks. |
| F5 | GND | GND | 0V electrical ground return terminal (GND) for internal core logic, I/O drivers, and analog sub-blocks. |
| F6 | GND | GND | 0V electrical ground return terminal (GND) for internal core logic, I/O drivers, and analog sub-blocks. |
| F7 | TST | Digital_IO | Signal terminal TST (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: TST. Supported peripheral buses: General. |
| F8 | PB12 | Digital_IO | Signal terminal PB12 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PB12. Supported peripheral buses: General. |
| F9 | PA3 | Digital_IO | Signal terminal PA3 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA3. Supported peripheral buses: General. |
| F10 | PD14 | Digital_IO | Signal terminal PD14 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD14. Supported peripheral buses: General. |
| G1 | PA17 | Digital_IO | Signal terminal PA17 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA17. Supported peripheral buses: General. |
| G2 | PA18 | Digital_IO | Signal terminal PA18 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PA18. Supported peripheral buses: General. |
| G3 | PD26 | Digital_IO | Signal terminal PD26 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD26. Supported peripheral buses: General. |
| G4 | PD24 | Digital_IO | Signal terminal PD24 (I/O, 3.0V to 3.6V domain). Multiplexed alternate functions: PD24. Supported peripheral buses: General. |













