| PartNumber | PIC32MX320F032H-40I/PT | PIC32MX320F032H-40V/MR | PIC32MX320F032H-40I/MR |
| Description | 32-bit Microcontrollers - MCU 32 KB Flash 8 KB 40MHz 10-B ADC | 32-bit Microcontrollers - MCU 32 KB FL 8 KB RAM 40MHz 10-Bit ADC DMA | 32-bit Microcontrollers - MCU 32KB/8KB RAM 40 MHz 10-b ADC |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-64 | QFN-64 | QFN-64 |
| Series | PIC32MX3xx | PIC32MX3xx | PIC32MX3xx |
| Core | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 40 MHz | 80 MHz | 40 MHz |
| Program Memory Size | 32 kB | 32 kB | 32 kB |
| Data RAM Size | 8 kB | 8 kB | 8 kB |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 53 I/O | 5 I/O | 53 I/O |
| Operating Supply Voltage | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 105 C | + 125 C |
| Packaging | Tray | Tube | Tube |
| Height | 1 mm | - | 0.9 mm |
| Length | 12 mm | - | 9 mm |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | Flash |
| Width | 12 mm | - | 9 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Interface Type | I2C, SPI, UART | I2C, RS-232, RS-485, SPI, UART, USB | I2C, JTAG, SPI, TWI, UART |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 16 | - | 16 |
| Number of Timers/Counters | 5 Timer | 5 Timer | 5 Timer |
| Processor Series | PIC32MX3 | PIC32MX3 | PIC32MX3 |
| Product Type | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 40 | 40 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | - | 3.6 V |
| Supply Voltage Min | 2.3 V | - | 2.3 V |
| Tradename | MIPS32 | MIPS32 | MIPS32 |
| Unit Weight | 0.042329 oz | 0.007277 oz | 0.007277 oz |
| Data RAM Type | - | DRAM | SRAM |
| Data ROM Type | - | - | EEPROM |