DSPIC33EP256MC206-E/MR - 16-bit 60 MIPS DSC, 256KB Flash | Microchip
MPN: DSPIC33EP256MC206-E/MR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $32.31 | $32.31 |
| 10 | $30.12 | $301.20 |
| 100 | $27.86 | $2,786.00 |
| 500 | $25.4 | $12,700.00 |
| 1,000 | $23.15 | $23,150.00 |
DSPIC33EP256MC206-E/MR Overview
A digital signal controller combines the computational architecture of a microcontroller with the numeric acceleration of a DSP. In the product hierarchy, the dsPIC33EP sits within the 16-bit embedded control family: DSC -> microcontroller -> embedded processor. It executes a modified Harvard architecture with a DSP engine, enabling single-cycle MAC and multiply operations alongside deterministic real-time control loops.
Key features include the 16-bit dsPIC33E core running at up to 60 MIPS (from a 3.0V to 3.6V supply), 256 KB of self-programmable FLASH, 32 KB of RAM, on-chip operational amplifiers (per Mouser: 64P OpAmps variant feature set), high-speed PWM modules, and advanced analog peripherals tailored to motor control. The -E suffix denotes the automotive-grade operating temperature range of -40C to +125C, and the part is listed by distributors as AEC-Q100 qualified for automotive applications.
Architecturally, the dsPIC33EP core supports DSP instructions, flexible interrupt handling, and clock switching with a PLL multiplying an internal or external source to the 60 MIPS maximum (60 MHz instruction-clock domain noted by Mouser). Enhanced peripherals offload the CPU in closed-loop systems, which is essential for field-oriented motor control where the control loop period is measured in microseconds.
Typical applications include precision brushless DC and PMSM motor drives, digital power conversion (PFC, inverters), automotive auxiliary motor control, and industrial sensing and automation nodes where a single chip must perform both control and signal processing.
Design consideration: the VQFN exposed pad is the primary thermal and ground path - solder it to a solid ground pour with thermal vias to guarantee the -E grade thermal performance.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33EP256MC206-E/MR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with DSPIC33EP256MC206-E/MR (same form factor and footprint) — differing in Package, Core, Maximum CPU Speed, Operating Temperature, Qualification.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP256MC206-I/MR
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256MC206-H/MR
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256MC206T-E/MR
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256MC206-E/MR Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E DSC (modified Harvard) |
| Maximum CPU Speed | 60 MIPS |
| Program Memory (FLASH) | 256 KB (85.5K x 24) |
| SRAM | 32 KB |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Package | 64-VQFN (9x9 mm), exposed pad |
| Operating Temperature Range | -40C to +125C (E grade) |
| Qualification | AEC-Q100 (automotive) |
| On-chip Peripherals | High-speed PWM, OpAmps, advanced analog |
| Mounting Type | Surface Mount |
| Terminal Count | 64 |
| Package Code | HVQCCN (square, no-lead) |
| Family | dsPIC 33EP (Motor Control) |
| Application Focus | Precision motor control, digital power |
| Temperature Grade | Automotive |
DSPIC33EP256MC206-E/MR hvqccn (square, no-lead) Pin Configuration Guide
Pin configuration for DSPIC33EP256MC206-E/MR (hvqccn (square, no-lead) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for DSPIC33EP256MC206-E/MR.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP256MC206-E/MR is suitable for 6 applications: Field-Oriented Motor Control (PMSM/BLDC), Automotive Auxiliary Actuators and Pumps, Digital Power Conversion (PFC, Inverters), Industrial Automation and Sensing Nodes, Power Inverters for Renewable Energy, Robotics and Servo Drives.
Field-Oriented Motor Control (PMSM/BLDC)
The DSPIC33EP256MC206-E/MR is purpose-built for FOC: its 60 MIPS 16-bit DSP core executes current-loop PI and Park/Clarke transforms in single-cycle MAC operations, while the high-speed PWM module provides complementary outputs with hardware dead-time insertion. The on-chip op-amps condition low-side shunt currents, reducing external component count. In a typical PMSM servo running a 10 kHz current loop, the DSC completes the FOC inner loop with substantial margin, leaving CPU bandwidth for the outer speed/position loop. The -E grade (-40C to +125C) and AEC-Q100 qualification allow deployment in automotive traction-adjacent and pump applications where PCB requalification must be minimized.
Recommended
Automotive Auxiliary Actuators and Pumps
Automotive subsystems such as electronic water pumps, turbo actuators, HVAC blowers, and throttle bodies demand AEC-Q100 components rated across the full automotive temperature window. The DSPIC33EP256MC206-E/MR, listed by DigiKey and Verified Electronics as automotive-grade with -40C to +125C operation, fits these roles directly. Its 256 KB FLASH accommodates diagnostic stacks (UDS-style services) alongside the control algorithm, and its 64-VQFN 9x9 mm footprint conserves PCB area in actuator housings. Designers should verify OEM-specific PPAP documentation flows, since component AEC-Q100 qualification is a prerequisite but not the whole automotive qualification package.
Recommended
Digital Power Conversion (PFC, Inverters)
Digital power supplies need deterministic, high-rate control loops: the DSPIC33EP256MC206-E/MR's 60 MIPS core closes voltage- and current-mode loops for PFC stages, LLC converters, and solar micro-inverters. The high-speed PWM peripheral offers phase-shifted and complementary outputs with dead-time control, while the DSP engine executes compensator difference equations at the switching frequency (typically 50-200 kHz outer loops with 100 kHz-1 MHz inner current loops in peak architectures). The 32 KB SRAM supports multi-loop state plus communications. The 3.0V-3.6V supply simplifies power-tree design from a standard auxiliary bias rail.
Recommended
Industrial Automation and Sensing Nodes
In factory automation, the DSPIC33EP256MC206-E/MR serves as a smart sensor hub or actuator controller combining DSP filtering (FIR/IIR on vibration or current signatures) with deterministic control output. The 256 KB FLASH holds both the algorithm and a Modbus/CAN protocol stack; the 32 KB RAM buffers sampling windows for spectral analysis. Its industrial -E temperature rating covers panel and motor-junction environments, and the 64-VQFN layout is compatible with standard reflow assembly. Pairing it with a CAN transceiver and precision analog front ends yields a complete edge node on a compact two-layer stack-up.
Recommended
Power Inverters for Renewable Energy
String and micro solar inverters, wind pitch controllers, and battery-conversion stages benefit from the DSPIC33EP256MC206-E/MR's blend of DSP math throughput and flexible PWM generation. MPPT algorithms, grid synchronization (software PLL), and grid-current control all execute on the 60 MIPS core, while the high-speed PWM drives half-bridge stages with programmable dead time. The automotive-grade temperature range and AEC-Q100 listing provide robustness margins for outdoor enclosures. Engineers must budget gate-driver isolation and EMI filtering externally, as the DSC supplies logic-level PWM only; typical designs pair it with isolated gate drivers and shunt- or Hall-based current feedback.
Recommended
Robotics and Servo Drives
Robotic joints and servo drives require tight current-loop bandwidth plus trajectory processing; the DSPIC33EP256MC206-E/MR handles both, running cascaded position/velocity/current loops with the DSP engine accelerating the innermost loop. The high-speed PWM with dead-time control drives three-phase inverters, and quadrature-encoder or Hall interfaces on port pins close the position feedback path. The 256 KB FLASH retains kinematic tables and communication stacks (EtherCAT-lite over SPI bridges, CANopen via CAN). Its 64-pin VQFN packages compute density into cylindrical joint housings, and the -E grade tolerates motor-adjacent ambient temperatures near +105C in enclosed arms.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP256MC206-E/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP256MC206-I/MR | DSPIC33EP256MC206-H/MR | DSPIC33EP256MC206T-E/MR |
|---|---|---|---|---|
| Package | 64-VQFN (9x9 mm) | 64-VQFN (9x9 mm) - same | 64-VQFN (9x9 mm) - same | 64-VQFN (9x9 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| FLASH Memory | 256 KB (85.5K x 24) | 256 KB | 256 KB | 256 KB |
| Operating Temperature | -40C to +125C (E, automotive) | -40C to +85C (industrial) | extended high-temp grade | -40C to +125C (E) |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
Key Differentiators
- Automotive temperature range (vs DSPIC33EP256MC206-I/MR)
- AEC-Q100 automotive qualification (vs DSPIC33EP256MC206-H/MR)
- Trade-off: cost premium for extended grade (vs DSPIC33EP256MC206-I/MR)
Design Notes
The 64-pin VQFN exposed pad is the main ground and thermal path. Create a square land pattern under the pad connected to the ground plane through an array of at least 9 thermal vias (0.3 mm drill, filled or capped per assembly capability). Insufficient pad soldering is the most common cause of field failures in VQFN dsPIC designs, manifesting as ground bounce on PWM edges. Follow Microchip's VQFN soldering application guidance for stencil aperture design (typically 50-70% pad coverage with divided apertures).
Place a 0.1 uF ceramic decoupling capacitor at each VDD/VSS pin pair, as close to the pins as possible, plus one 4.7-10 uF bulk capacitor near the package. The 60 MIPS core draws transient current on every instruction cycle; high-frequency switching of the motor PWM outputs compounds this. Keep the AVDD analog supply isolated through an RC or ferrite filter from the digital rail to preserve ADC and op-amp accuracy in current-sense loops.
Route motor PWM outputs away from analog sense traces; PWM edge rates couple significant dV/dt noise into the op-amp and ADC inputs. Use the on-chip op-amps with short, symmetrical traces to shunt resistors (Kelvin-sense directly at the resistor pads). Keep the ICSP programming pins (MCLR, PGD, PGC) accessible via a 5-pin header even in production boards - in-circuit reprogramming of the 256 KB FLASH enables field updates without PCB rework.
Compliance Information
Distributor listings (DigiKey, Verified Electronics, Vyrian) identify this part as dsPIC Automotive, AEC-Q100 with automotive temperature grade. RoHS/REACH/lead-free status not stated in provided data - verify on Microchip's product page.
