DSPIC33EV256GM002-E/SS
DSPIC33EV256GM002-E/SS - 16-bit 5V DSC 256KB Flash | Microchip
The Microchip Technology DSPIC33EV256GM002-E/SS is a 16-bit 5V digital signal controller (DSC) from the dsPIC33EV family, combining a 256KB flash program memory, 16KB RAM, and a 60 MHz core in a 28-pin SSOP (SS) package rated from -40C to +125C for extended-temperature operation.
A digital signal controller is a hybrid of a microcontroller (MCU) and a digital signal processor (DSP): it pairs a microcontroller's flash memory, peripherals, and interrupt structure with DSP-style multiply-accumulate instructions and fast interrupt handling. In the system hierarchy, a DSC sits within the broader class of embedded processors and power management control ICs, and the dsPIC33EV family targets harsh-environment control where 5V noise immunity matters.
Key features include native 5V operation (4.5V to 5.5V supply per distributor data) for robustness in high-noise environments, extended temperature support up to +125C, and integrated CAN, LIN, and SENT communication interfaces - the combination Microchip explicitly markets for automotive sensing, appliances, and industrial control. Four DMA channels offload data movement from the CPU, freeing cycles for control algorithms.
The dsPIC33E core executes the 16-bit modified Harvard architecture with DSP engine support, enabling motor control (FOC, SVPWM), digital power conversion, and sensor-signal processing loops. The 256KB flash supports in-circuit self-programming, and code protection features protect intellectual property.
Typical applications include BLDC/DC motor control, automotive CAN nodes and LIN slaves, SENT-capable sensor interfaces, solar/UPS digital power supplies, and appliance control boards where 5V sensors connect directly to the ADC without level shifting.
Design consideration: budget PCB area and decoupling around the VCAP/VDDCORE pin, and verify that the extended-temperature (E, +125C) grade - rather than the industrial (I, +85C) grade - matches your thermal environment before layout.
This page synthesizes distributor pricing (as of 2026-09-26), drop-in family alternatives, pinout guidance, and practical design notes not found together on the manufacturer datasheet.
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