DSPIC33EP256MC206T-E/PT - 16-bit 60 MIPS DSC | Microchip
MPN: DSPIC33EP256MC206T-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSPIC33EP256MC206T-E/PT Overview
A digital signal controller combines the computational power of a DSP with the peripheral integration and ease of use of a microcontroller, sitting in the system hierarchy between general-purpose MCUs and dedicated DSP processors. The dsPIC33E family belongs to Microchip's 16-bit embedded control portfolio and is targeted specifically at precision digital power conversion and motor control, where fast multiply-accumulate operations and specialized PWM hardware are mandatory.
Key features include dedicated Motor Control PWM (MCPWM) modules with complementary outputs and dead-time control, quadrature encoder interface (QEI) inputs for rotor position feedback, three integrated operational amplifiers, four analog comparators, and a configurable logic element block (PTG). Four direct memory access (DMA) channels offload the CPU, and five timers support complex sequencing tasks.
Architecturally, the device executes the dsPIC33E enhanced instruction set with hardware DSP multiply, multiply-accumulate, and modulo addressing, allowing FOC (field-oriented control) loops to run efficiently at 60 MHz. Program memory is organized as 85.5K x 24-bit instruction words, and core power is supplied through an internal regulator requiring only a VCAP capacitor.
Typical applications include brushless DC and PMSM motor drives, digital power supplies, solar inverters, and automotive auxiliary motor controllers, where the MCPWM, QEI, and on-chip analog reduce external component count.
Design consideration: the 3.3V supply must be decoupled at every VDD pin and the VCAP pin requires the datasheet-specified low-ESR capacitor for stable core regulation; the /PT tape-and-reel suffix is for automated assembly.
This page synthesizes distributor stock data, drop-in same-footprint alternatives, and application-specific design guidance not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33EP256MC206T-E/PT — 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 DSPIC33EP256MC206T-E/PT (same form factor and footprint) — differing in Operating Temperature, RAM, Package, Core Architecture, Motor Control PWM.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP256MC206T-I/PT
✅ Drop-In✓ In Stock
$4.2 / Unit
View Datasheet →DSPIC33EP256MC206-E/PTVAO
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP128MC206-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.95 / Unit
View Datasheet →DSPIC33EP256GM304T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EP256MC206T-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E DSC |
| Maximum CPU Speed | 60 MIPS (60 MHz) |
| Program Memory (FLASH) | 256 KB (85.5K x 24) |
| RAM | 32 KB |
| Operating Voltage | 3.3 V |
| Operating Temperature | -40C to +125C |
| Package | 64-TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| Motor Control PWM | MCPWM module with complementary outputs |
| Quadrature Encoder Interface | Yes (QEI) |
| Integrated Op Amps | 3 |
| Analog Comparators | 4 |
| DMA Channels | 4 |
| Timers | 5 |
| Peripheral Trigger Generator | Yes (PTG) |
| Qualification | AEC-Q100 automotive qualified |
| Packaging | Tape and Reel (/PT) |
DSPIC33EP256MC206T-E/PT 64-tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP256MC206T-E/PT (64-tqfp (10x10 mm) 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 DSPIC33EP256MC206T-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP256MC206T-E/PT is suitable for 6 applications: Brushless DC / PMSM Motor Drives, Digital Power Supplies and Inverters, Automotive Auxiliary Motor Control, Industrial Automation and Robotics, Sensor Signal Conditioning and Edge Processing, Test, Measurement and Instrumentation.
Brushless DC / PMSM Motor Drives
The DSPIC33EP256MC206T-E/PT is purpose-built for field-oriented control (FOC) of BLDC and PMSM motors: its 60 MIPS DSP core executes the current-loop arithmetic while the dedicated MCPWM module generates complementary outputs with hardware dead-time insertion, and the quadrature encoder interface reads rotor position without CPU overhead. The 3 integrated op amps condition shunt-current signals internally, cutting external amplifier cost, while 4 comparators provide cycle-by-cycle overcurrent protection. The extended -40C to +125C grade suits drives mounted near heat sources; the AEC-Q100 qualification supports automotive traction-adjacent designs.
Recommended
Digital Power Supplies and Inverters
In digitally controlled AC-DC and DC-DC converters, the DSPIC33EP256MC206T-E/PT replaces analog control loops with firmware: the MCPWM module produces phase-shifted or complementary PWM with nanosecond-scale resolution, and the analog comparators implement fast current-mode limiting independent of the CPU. Its 4 DMA channels stream ADC results to RAM without core intervention, keeping control-loop jitter low at 60 MHz execution speed. The 256 KB FLASH accommodates complex power-management firmware, and the AEC-Q100 -E grade qualifies the controller for solar-inverter and telecom-rectifier environments where board temperatures approach +125C.
Recommended
Automotive Auxiliary Motor Control
For pumps, blowers, actuators, and HVAC blower motors in vehicles, the DSPIC33EP256MC206T-E/PT's AEC-Q100 qualification and -40C to +125C extended rating directly address under-hood and cabin temperature requirements. The QEI input accepts position feedback from encoder or sensor-equipped motors, the MCPWM drives three-phase bridges with dead-time protection, and the on-chip op amps and comparators shrink the analog front end on cost-sensitive body-electronics boards. The 64-TQFP 10x10 mm footprint provides sufficient I/O for CAN transceivers, sensors, and diagnostics within a compact automotive module layout.
Recommended
Industrial Automation and Robotics
Robot joint controllers, conveyors, and CNC auxiliary axes benefit from the DSPIC33EP256MC206T-E/PT's combination of 60 MIPS DSP math for servo loops and rich remappable I/O in the 64-pin TQFP. The QEI interface reads incremental encoders on each axis, the MCPWM generates sinusoidal drive waveforms, and 5 timers coordinate multi-axis sequencing. The PTG (Peripheral Trigger Generator) automates ADC sampling triggers without CPU loading, and 256 KB FLASH holds trajectory planning code alongside the control loop. Its active lifecycle status and multi-source distributor availability simplify long-term industrial BOM management.
Recommended
Sensor Signal Conditioning and Edge Processing
The three on-chip operational amplifiers of the DSPIC33EP256MC206T-E/PT can be configured as gain stages for sensors such as pressure bridges, thermocouple front ends, or current transformers, while the 16-bit-capable analog acquisition path digitizes the conditioned signals on-chip. Firmware running at 60 MIPS applies filtering and decision logic locally, and 32 KB RAM buffers measurement histories. The 4 DMA channels move ADC data continuously, and the -E temperature grade allows deployment in outdoor or engine-bay sensing modules. This integration eliminates a discrete op-amp board area in compact sensor nodes.
Recommended
Test, Measurement and Instrumentation
Bench instruments, data loggers, and motor-test rigs use the DSPIC33EP256MC206T-E/PT as a real-time acquisition and control engine: the 60 MIPS core timestamps events deterministically, the MCPWM produces stimulus waveforms, and QEI tracks rotary fixture position. The 4 comparators implement hardware trip points that protect the unit under test faster than software loops, and 256 KB FLASH stores calibration tables plus multiple firmware profiles switchable in the field. Boundary-scan support eases production test integration, and the 64-TQFP pitch suits prototype sockets and bed-of-nails fixtures commonly used in instrumentation manufacturing.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP256MC206T-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP256MC206T-I/PT | DSPIC33EP256MC206-E/PTVAO | DSPIC33EP128MC206-I/PT | DSPIC33EP256GM304T-I/PT |
|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP - same die | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 60 MIPS (60 MHz) | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| FLASH Memory | 256 KB (85.5K x 24) | 256 KB | 256 KB | 128 KB | 256 KB |
Key Differentiators
- Extended -40C to +125C temperature grade (vs DSPIC33EP256MC206T-I/PT)
- Full 256 KB program memory at same cost tier as 128 KB sibling (vs DSPIC33EP128MC206-I/PT)
- Integrated analog front end reduces BOM (vs DSPIC33EP256GM304T-I/PT)
Design Notes
The dsPIC33EP core is powered by an internal regulator: connect the VCAP pin to a low-ESR ceramic capacitor (value per datasheet DS70000657, typically on the order of 10 uF) and keep the trace short. All VDD/VSS pairs in the 64-TQFP must be decoupled with 0.1 uF ceramics placed within 5 mm of each pin pair. The supply is 3.3 V only; do not feed 5 V to any I/O pin, and ensure any 5 V sensor signals are level-shifted or the pins will latch up.
For motor-control layouts, route the MCPWM complementary output pairs to the gate drivers with matched lengths to preserve dead-time symmetry, and keep the current-shunt signals feeding the on-chip op amp inputs as a tightly coupled differential pair with a ground guard. Place the AVDD/AVSS analog supply connection (dedicated pins 21/22 region) away from the switching-node copper and filter it with an RC from the digital 3.3 V rail to keep PWM switching noise out of ADC readings.
The 24-bit instruction-word architecture means 256 KB FLASH equals 85.5K instructions, not 256K bytes of code capacity in the byte-oriented sense - size firmware accordingly. Remappable RP pins must be configured in software before use; assuming fixed peripheral locations from older PIC24 designs is a frequent bring-up failure. For automotive builds, the -E grade plus AEC-Q100 qualification is required, but production programs should also request PPAP documentation from Microchip, which catalog distributors do not supply.
Compliance Information
Distributor listings (Hotenda, FindIC) identify the DSPIC33EP256MC206T-E/PT as part of the 'Automotive, AEC-Q100, dsPIC 33EP' series. RoHS/REACH/lead-free status not stated in the retrieved data - confirm on Microchip's product page.
