Technical overview and specifications of the Microchip dsPIC33F 16‑bit digital signal controller family.
The dsPIC33F family combines a 16‑bit MCU core with a DSP engine, delivering up to 40 MIPS performance and a rich set of peripherals for embedded control applications. It supports industrial‑grade temperature ranges, multiple power options, and on‑chip flash up to 256 KB.
Key features include up to nine 16‑bit timers, extensive communication modules (SPI, I²C, UART, CAN), motor‑control PWM channels, DMA support, and a flexible addressing architecture that enables high‑speed data processing. This manual is written in Chinese.
| Maximum MIPS | 40 MIPS @ 3.0‑3.6 V |
|---|---|
| Operating Temperature | -40 °C to +85 °C (industrial‑grade) |
| Flash Program Memory | Up to 256 KB |
| Data SRAM | Up to 30 KB (including 2 KB DMA RAM) |
| Digital I/O Pins | Up to 85 programmable pins |
| Timers | Up to 9 × 16‑bit timers (pairable as 4 × 32‑bit) |
| ADC Modules | Up to 2 × 10‑bit or 12‑bit A/D converters |
The dsPIC33F can achieve up to 40 MIPS when powered at 3.0‑3.6 V.
It offers up to 85 programmable digital I/O pins.