Mechanical Dimensions & Land Pattern (TQFP-64(10x10))
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 TQFP-64(10x10) | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — PIC32MX440F256H-80I/PT (TQFP-64(10x10))
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of PIC32MX440F256H-80I/PT (TQFP-64(10x10))?
Manufactured by MICROCHIP, the PIC32MX440F256H-80I/PT is housed in a TQFP-64(10x10) package with 64 pins and a 0.50 mm lead pitch, supporting a VCC supply range of 2.3V to 3.6V. Key pins include: 1 (PMD5: Multiplexed I/O & Peripheral Pin PMD5 (General)), 2 (PMD6: Multiplexed I/O & Peripheral Pin PMD6 (General)), 3 (PMD7: Multiplexed I/O & Peripheral Pin PMD7 (General)), 4 (PMA5: Multiplexed I/O & Peripheral Pin PMA5 (General)), 5 (PMA4: Multiplexed I/O & Peripheral Pin PMA4 (General)), 6 (PMA3: Multiplexed I/O & Peripheral Pin PMA3 (General)).
What are the IPC-7351B PCB Footprint dimensions for PIC32MX440F256H-80I/PT?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), PIC32MX440F256H-80I/PT (TQFP-64(10x10)) has a nominal body envelope of 10.00 × 10.00 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 PIC32MX440F256H-80I/PT?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for PIC32MX440F256H-80I/PT (MICROCHIP, TQFP-64(10x10)) 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) & PIC32MX440F2 Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| 1 | PMD5 | Digital_IO | Signal terminal PMD5 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD5. Supported peripheral buses: General. |
| 2 | PMD6 | Digital_IO | Signal terminal PMD6 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD6. Supported peripheral buses: General. |
| 3 | PMD7 | Digital_IO | Signal terminal PMD7 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD7. Supported peripheral buses: General. |
| 4 | PMA5 | Digital_IO | Signal terminal PMA5 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA5. Supported peripheral buses: General. |
| 5 | PMA4 | Digital_IO | Signal terminal PMA4 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA4. Supported peripheral buses: General. |
| 6 | PMA3 | Digital_IO | Signal terminal PMA3 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA3. Supported peripheral buses: General. |
| 7 | MCLR | Digital_IO | Signal terminal MCLR (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: MCLR. Supported peripheral buses: General. |
| 8 | PMA2 | Digital_IO | Signal terminal PMA2 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA2. Supported peripheral buses: General. |
| 9 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| 10 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 2.3V to 3.6V domain (Max rating: 3.6V). |
| 11 | VBUSON | Power_Out | Regulated power output rail (VBUSON) operating in the 2.3V to 3.6V domain (Max rating: 3.6V). |
| 12 | C1IN - | Digital_IO | Signal terminal C1IN - (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: C1IN -. Supported peripheral buses: General. |
| 13 | C2IN+ | Digital_IO | Signal terminal C2IN+ (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: C2IN+. Supported peripheral buses: General. |
| 14 | C2IN - | Digital_IO | Signal terminal C2IN - (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: C2IN -. Supported peripheral buses: General. |
| 15 | VREF- | Analog | Signal terminal VREF- (Analog, 2.3V to 3.6V domain). Multiplexed alternate functions: VREF-. Supported peripheral buses: General. |
| 16 | VREF+ | Analog | Signal terminal VREF+ (Analog, 2.3V to 3.6V domain). Multiplexed alternate functions: VREF+. Supported peripheral buses: General. |
| 17 | PGEC2 | Digital_IO | Signal terminal PGEC2 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PGEC2. Supported peripheral buses: General. |
| 18 | PGED2 | Digital_IO | Signal terminal PGED2 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PGED2. Supported peripheral buses: General. |
| 19 | AVDD | Power_In | Primary positive power supply input (AVDD) operating in the 2.3V to 3.6V domain (Max rating: 3.6V). |
| 20 | AVSS | GND | 0V electrical ground return terminal (AVSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| 21 | C1OUT | Digital_IO | Signal terminal C1OUT (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: C1OUT. Supported peripheral buses: General. |
| 22 | PMA7 | Digital_IO | Signal terminal PMA7 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA7. Supported peripheral buses: General. |
| 23 | PMA13 | Digital_IO | Signal terminal PMA13 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA13. Supported peripheral buses: General. |
| 24 | PMA12 | Digital_IO | Signal terminal PMA12 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA12. Supported peripheral buses: General. |
| 25 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| 26 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 2.3V to 3.6V domain (Max rating: 3.6V). |
| 27 | PMA11 | Digital_IO | Signal terminal PMA11 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA11. Supported peripheral buses: General. |
| 28 | PMA10 | Digital_IO | Signal terminal PMA10 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA10. Supported peripheral buses: General. |
| 29 | PMALH | Digital_IO | Signal terminal PMALH (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMALH. Supported peripheral buses: General. |
| 30 | PMALL | Digital_IO | Signal terminal PMALL (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMALL. Supported peripheral buses: General. |
| 31 | PMA9 | Digital_IO | Signal terminal PMA9 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA9. Supported peripheral buses: General. |
| 32 | PMA8 | Digital_IO | Signal terminal PMA8 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMA8. Supported peripheral buses: General. |
| 33 | USBID | Digital_IO | Signal terminal USBID (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: USBID. Supported peripheral buses: USB. |
| 34 | VBUS | Power_In | Primary positive power supply input (VBUS) operating in the 2.3V to 3.6V domain (Max rating: 3.6V). |
| 35 | VUSB | Digital_IO | Signal terminal VUSB (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: VUSB. Supported peripheral buses: USB. |
| 36 | D - | Digital_IO | Signal terminal D - (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: D -. Supported peripheral buses: USB. |
| 37 | D+ | Digital_IO | Signal terminal D+ (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: D+. Supported peripheral buses: USB. |
| 38 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 2.3V to 3.6V domain (Max rating: 3.6V). |
| 39 | RC12 | Digital_IO | Signal terminal RC12 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RC12. Supported peripheral buses: General. |
| 40 | RC15 | Digital_IO | Signal terminal RC15 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RC15. Supported peripheral buses: General. |
| 41 | Vss | GND | 0V electrical ground return terminal (Vss) for internal core logic, I/O drivers, and analog sub-blocks. |
| 42 | RTCC | Digital_IO | Signal terminal RTCC (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RTCC. Supported peripheral buses: RTC/CLK. |
| 43 | SDA1 | Digital_IO | Signal terminal SDA1 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: SDA1. Supported peripheral buses: I2C. |
| 44 | PMCS2 | Digital_IO | Signal terminal PMCS2 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMCS2. Supported peripheral buses: General. |
| 45 | PMCS1 | Digital_IO | Signal terminal PMCS1 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMCS1. Supported peripheral buses: General. |
| 46 | RD0 | Digital_IO | Signal terminal RD0 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RD0. Supported peripheral buses: General. |
| 47 | RC13 | Digital_IO | Signal terminal RC13 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RC13. Supported peripheral buses: General. |
| 48 | T1CK | Digital_IO | Signal terminal T1CK (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: T1CK. Supported peripheral buses: General. |
| 49 | U1RTS | Digital_IO | Signal terminal U1RTS (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: U1RTS. Supported peripheral buses: UART. |
| 50 | U1RX | Digital_IO | Signal terminal U1RX (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: U1RX. Supported peripheral buses: UART. |
| 51 | U1TX | Digital_IO | Signal terminal U1TX (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: U1TX. Supported peripheral buses: UART. |
| 52 | PMWR | Digital_IO | Signal terminal PMWR (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMWR. Supported peripheral buses: General. |
| 53 | PMRD | Digital_IO | Signal terminal PMRD (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMRD. Supported peripheral buses: General. |
| 54 | RD6 | Digital_IO | Signal terminal RD6 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RD6. Supported peripheral buses: General. |
| 55 | RD7 | Digital_IO | Signal terminal RD7 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RD7. Supported peripheral buses: General. |
| 56 | VCORE/ VCAP | Digital_IO | Signal terminal VCORE/ VCAP (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: VCORE/ VCAP. Supported peripheral buses: General. |
| 57 | ENVREG | Digital_IO | Signal terminal ENVREG (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: ENVREG. Supported peripheral buses: General. |
| 58 | RF0 | RF_50Ohm | Signal terminal RF0 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RF0. Supported peripheral buses: General. |
| 59 | RF1 | RF_50Ohm | Signal terminal RF1 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: RF1. Supported peripheral buses: General. |
| 60 | PMD0 | Digital_IO | Signal terminal PMD0 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD0. Supported peripheral buses: General. |
| 61 | PMD1 | Digital_IO | Signal terminal PMD1 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD1. Supported peripheral buses: General. |
| 62 | PMD2 | Digital_IO | Signal terminal PMD2 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD2. Supported peripheral buses: General. |
| 63 | PMD3 | Digital_IO | Signal terminal PMD3 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD3. Supported peripheral buses: General. |
| 64 | PMD4 | Digital_IO | Signal terminal PMD4 (I/O, 2.3V to 3.6V domain). Multiplexed alternate functions: PMD4. Supported peripheral buses: General. |










