Mechanical Dimensions & Land Pattern (BGA-256(17x17))
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 BGA-256(17x17) | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — VSC8662XIC-03 (BGA-256(17x17))
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of VSC8662XIC-03 (BGA-256(17x17))?
Manufactured by MICROCHIP, the VSC8662XIC-03 is housed in a BGA-256(17x17) package with 256 pins and a 1.00 mm lead pitch. Key pins include: A1 (PA1: Multiplexed I/O & Peripheral Pin PA1 (General)), A2 (PA2: Multiplexed I/O & Peripheral Pin PA2 (General)), A3 (PA3: Multiplexed I/O & Peripheral Pin PA3 (General)), A4 (PA4: Multiplexed I/O & Peripheral Pin PA4 (General)), A5 (PA5: Multiplexed I/O & Peripheral Pin PA5 (General)), A6 (PA6: Multiplexed I/O & Peripheral Pin PA6 (General)).
What are the IPC-7351B PCB Footprint dimensions for VSC8662XIC-03?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), VSC8662XIC-03 (BGA-256(17x17)) has a nominal body envelope of 17.00 × 17.00 mm, pitch e = 1.00 mm, and 256 copper pads.
Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for VSC8662XIC-03?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for VSC8662XIC-03 (MICROCHIP, BGA-256(17x17)) 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 (256 pins) & VSC8662 Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| A1 | PA1 | Digital_IO | Signal terminal PA1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA1. Supported peripheral buses: General. |
| A2 | PA2 | Digital_IO | Signal terminal PA2 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA2. Supported peripheral buses: General. |
| A3 | PA3 | Digital_IO | Signal terminal PA3 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA3. Supported peripheral buses: General. |
| A4 | PA4 | Digital_IO | Signal terminal PA4 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA4. Supported peripheral buses: General. |
| A5 | PA5 | Digital_IO | Signal terminal PA5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA5. Supported peripheral buses: General. |
| A6 | PA6 | Digital_IO | Signal terminal PA6 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA6. Supported peripheral buses: General. |
| A7 | PA7 | Digital_IO | Signal terminal PA7 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA7. Supported peripheral buses: General. |
| A8 | PA8 | Digital_IO | Signal terminal PA8 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA8. Supported peripheral buses: General. |
| A9 | PA9 | Digital_IO | Signal terminal PA9 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA9. Supported peripheral buses: General. |
| A10 | TXVPA_1 | Digital_IO | Signal terminal TXVPA_1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVPA_1. Supported peripheral buses: General. |
| A11 | TXVPB_1 | Digital_IO | Signal terminal TXVPB_1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVPB_1. Supported peripheral buses: General. |
| A12 | PA12 | Digital_IO | Signal terminal PA12 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA12. Supported peripheral buses: General. |
| A13 | TXVPD_1 | Digital_IO | Signal terminal TXVPD_1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVPD_1. Supported peripheral buses: General. |
| A14 | TXVPA_0 | Digital_IO | Signal terminal TXVPA_0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVPA_0. Supported peripheral buses: General. |
| A15 | TXVPB_0 | Digital_IO | Signal terminal TXVPB_0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVPB_0. Supported peripheral buses: General. |
| A16 | PA16 | Digital_IO | Signal terminal PA16 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PA16. Supported peripheral buses: General. |
| B1 | PB1 | Digital_IO | Signal terminal PB1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB1. Supported peripheral buses: General. |
| B2 | PB2 | Digital_IO | Signal terminal PB2 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB2. Supported peripheral buses: General. |
| B3 | PB3 | Digital_IO | Signal terminal PB3 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB3. Supported peripheral buses: General. |
| B4 | PB4 | Digital_IO | Signal terminal PB4 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB4. Supported peripheral buses: General. |
| B5 | PB5 | Digital_IO | Signal terminal PB5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB5. Supported peripheral buses: General. |
| B6 | PB6 | Digital_IO | Signal terminal PB6 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB6. Supported peripheral buses: General. |
| B7 | PB7 | Digital_IO | Signal terminal PB7 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB7. Supported peripheral buses: General. |
| B8 | PB8 | Digital_IO | Signal terminal PB8 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB8. Supported peripheral buses: General. |
| B9 | PB9 | Digital_IO | Signal terminal PB9 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB9. Supported peripheral buses: General. |
| B10 | TXVNA_1 | Digital_IO | Signal terminal TXVNA_1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVNA_1. Supported peripheral buses: General. |
| B11 | TXVNB_1 | Digital_IO | Signal terminal TXVNB_1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVNB_1. Supported peripheral buses: General. |
| B12 | PB12 | Digital_IO | Signal terminal PB12 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB12. Supported peripheral buses: General. |
| B13 | TXVND_1 | Digital_IO | Signal terminal TXVND_1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVND_1. Supported peripheral buses: General. |
| B14 | TXVNA_0 | Digital_IO | Signal terminal TXVNA_0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVNA_0. Supported peripheral buses: General. |
| B15 | TXVNB_0 | Digital_IO | Signal terminal TXVNB_0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVNB_0. Supported peripheral buses: General. |
| B16 | PB16 | Digital_IO | Signal terminal PB16 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PB16. Supported peripheral buses: General. |
| C1 | PC1 | Digital_IO | Signal terminal PC1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC1. Supported peripheral buses: General. |
| C2 | PC2 | Digital_IO | Signal terminal PC2 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC2. Supported peripheral buses: General. |
| C3 | PC3 | Digital_IO | Signal terminal PC3 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC3. Supported peripheral buses: General. |
| C4 | PC4 | Digital_IO | Signal terminal PC4 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC4. Supported peripheral buses: General. |
| C5 | PC5 | Digital_IO | Signal terminal PC5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC5. Supported peripheral buses: General. |
| C6 | PC6 | Digital_IO | Signal terminal PC6 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC6. Supported peripheral buses: General. |
| C7 | PC7 | Digital_IO | Signal terminal PC7 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC7. Supported peripheral buses: General. |
| C8 | PC8 | Digital_IO | Signal terminal PC8 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC8. Supported peripheral buses: General. |
| C9 | PC9 | Digital_IO | Signal terminal PC9 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC9. Supported peripheral buses: General. |
| C10 | PC10 | Digital_IO | Signal terminal PC10 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC10. Supported peripheral buses: General. |
| C11 | PC11 | Digital_IO | Signal terminal PC11 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC11. Supported peripheral buses: General. |
| C12 | PC12 | Digital_IO | Signal terminal PC12 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC12. Supported peripheral buses: General. |
| C13 | PC13 | Digital_IO | Signal terminal PC13 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC13. Supported peripheral buses: General. |
| C14 | PC14 | Digital_IO | Signal terminal PC14 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC14. Supported peripheral buses: General. |
| C15 | PC15 | Digital_IO | Signal terminal PC15 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC15. Supported peripheral buses: General. |
| C16 | PC16 | Digital_IO | Signal terminal PC16 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PC16. Supported peripheral buses: General. |
| D1 | PD1 | Digital_IO | Signal terminal PD1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD1. Supported peripheral buses: General. |
| D2 | OSCEN | Digital_IO | Signal terminal OSCEN (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: OSCEN. Supported peripheral buses: RTC/CLK. |
| D3 | REF_FILT | Digital_IO | Signal terminal REF_FILT (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: REF_FILT. Supported peripheral buses: General. |
| D4 | REF_REXT | Digital_IO | Signal terminal REF_REXT (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: REF_REXT. Supported peripheral buses: General. |
| D5 | PD5 | Digital_IO | Signal terminal PD5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD5. Supported peripheral buses: General. |
| D6 | PD6 | Digital_IO | Signal terminal PD6 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD6. Supported peripheral buses: General. |
| D7 | PD7 | Digital_IO | Signal terminal PD7 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD7. Supported peripheral buses: General. |
| D8 | PD8 | Digital_IO | Signal terminal PD8 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD8. Supported peripheral buses: General. |
| D9 | PD9 | Digital_IO | Signal terminal PD9 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD9. Supported peripheral buses: General. |
| D10 | PD10 | Digital_IO | Signal terminal PD10 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD10. Supported peripheral buses: General. |
| D11 | PD11 | Digital_IO | Signal terminal PD11 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD11. Supported peripheral buses: General. |
| D12 | PD12 | Digital_IO | Signal terminal PD12 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD12. Supported peripheral buses: General. |
| D13 | PD13 | Digital_IO | Signal terminal PD13 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: PD13. Supported peripheral buses: General. |
| D14 | CMODE5 | Digital_IO | Signal terminal CMODE5 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: CMODE5. Supported peripheral buses: General. |
| D15 | TXVND_0 | Digital_IO | Signal terminal TXVND_0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVND_0. Supported peripheral buses: General. |
| D16 | TXVPD_0 | Digital_IO | Signal terminal TXVPD_0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: TXVPD_0. Supported peripheral buses: General. |











