DSPIC33EP32MC204T-E/ML - 16-bit 60 MIPS DSC, 32KB Flash | Microchip
MPN: DSPIC33EP32MC204T-E/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.62 | $4.62 |
| 10 | $4.16 | $41.60 |
| 100 | $3.71 | $371.00 |
| 500 | $3.34 | $1,670.00 |
| 1,000 | $3 | $3,000.00 |
DSPIC33EP32MC204T-E/ML Overview
A digital signal controller combines the computational capability of a DSP with the peripheral integration and control-oriented architecture of a microcontroller. In the embedded systems hierarchy, the dsPIC33EP sits between general-purpose 16-bit MCUs and dedicated DSPs, making it the preferred choice for closed-loop control systems that require both fast math (multiply-accumulate, DSP addressing modes) and rich on-chip peripherals.
Key features include the dsPIC33E core running at up to 60 MIPS from an internal PLL, hardware DSP support, motor control PWM (MCPWM) with complementary outputs and dead-time insertion, DMA controllers, multiple serial interfaces (I2C, SPI, UART/USART), and analog peripherals suitable for current and voltage sensing in control loops. The 44-QFN 8x8 mm footprint conserves PCB area while remaining hand-solderable.
Architecturally, the dsPIC33E core uses a modified Harvard pipeline with a 24-bit instruction word, hardware loop support, and single-cycle MAC operations, which shortens execution of digital filters, transforms, and field-oriented control (FOC) algorithms used in modern motor drives.
Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives, digital power supplies and power factor correction, sensor fusion nodes, and precision motion control in industrial automation.
Design consideration: this is an AEC-Q100-qualified extended-temperature part; confirm your programmer/debugger supports the dsPIC33EP family (e.g., MPLAB ICD/REAL ICE tooling) before layout freeze.
This page synthesizes distributor listings, drop-in same-family alternatives, and engineering design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP32MC204T-E/ML — 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 DSPIC33EP32MC204T-E/ML (same form factor and footprint) — differing in Package, Core Architecture, Maximum CPU Speed, Operating Temperature, Packaging.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP32MC204T-I/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.05 / Unit
View Datasheet →DSPIC33EP32MC204-E/ML
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP32MC204-I/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.05 / Unit
View Datasheet →DSPIC33EP32MC204T-E/ML Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E DSC core |
| Maximum CPU Speed | 60 MIPS |
| Program Memory (Flash) | 32 KB (10.7K x 24) |
| SRAM | 4 KB |
| Package | 44-QFN (8x8 mm), ML suffix |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +125C (E, extended) |
| Peripherals | Motor control PWM, DMA, I2C, SPI, UART/USART |
| Qualification | AEC-Q100 certified (per distributor listing) |
| Packaging | Tape & Reel (T suffix) |
| Communication Interfaces | I2C, SPI, UART/USART |
| Product Family | dsPIC33EP (dsPIC33E family) |
DSPIC33EP32MC204T-E/ML 44-qfn (8x8 mm), ml suffix Pin Configuration Guide
Pin configuration for DSPIC33EP32MC204T-E/ML (44-qfn (8x8 mm), ml suffix 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 DSPIC33EP32MC204T-E/ML.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP32MC204T-E/ML is suitable for 6 applications: BLDC/PMSM Motor Drives, Digital Power Supplies and PFC, Industrial Automation and Motion Control, Automotive Auxiliary Motor Control, Embedded Sensing and DSP Signal Processing, IoT Nodes and Smart Devices.
BLDC/PMSM Motor Drives
The DSPIC33EP32MC204T-E/ML is purpose-built for brushless DC and permanent-magnet synchronous motor control: its dedicated motor control PWM peripheral generates complementary output pairs with programmable dead-time insertion and hardware fault shutdown, while the 60 MIPS dsPIC33E core executes field-oriented control (FOC) loops with single-cycle MAC operations. In a typical FOC drive, the DSC samples phase currents via its ADC, runs Clarke/Park transforms and PI current loops in tens of microseconds, and updates PWM duty cycles each cycle. The extended -40C to +125C temperature grade suits drives mounted near heat sources. Trade-off: 32KB Flash limits room for complex field-weakening or sensorless observer algorithms, so budget code size carefully.
Recommended
Digital Power Supplies and PFC
In digitally controlled switching power supplies, PFC stages, and LLC resonant converters, the DSPIC33EP32MC204T-E/ML provides the high-resolution PWM and fast control-loop execution required for tight output regulation. The 60 MIPS core closes voltage and current loops at switching-frequency rates, while DMA offloads ADC sample transfers so the CPU is free for supervisory logic. Its DSP engine implements notch filters and feedforward compensation that improve transient response compared with analog-only control. The extended temperature rating supports power supplies operating in hot industrial enclosures. Design consideration: with 32KB Flash, control law and communication stacks (e.g., PMBus) must be co-planned; use the XC16 compiler's DSP library to keep filter code compact.
Recommended
Industrial Automation and Motion Control
For industrial automation nodes - conveyors, servo positioners, robotics peripherals - the DSPIC33EP32MC204T-E/ML combines motor-control PWM with multiple communication interfaces (I2C, SPI, UART/USART) and DMA, allowing a single chip to run a motion loop and talk to a factory network gateway. The 60 MIPS DSP core executes trajectory interpolation, encoder interpolation, and PID position loops with deterministic latency, which is critical for smooth motion. Its AEC-Q100-qualified, -40C to +125C rating tolerates the thermal cycling and high ambient temperatures found on factory floors. The 44-QFN 8x8 mm footprint keeps drive electronics compact inside actuator housings. Trade-off: no native CAN listed in the brief, so add an external CAN transceiver/controller for CANopen networks.
Recommended
Automotive Auxiliary Motor Control
The extended-temperature (E grade, -40C to +125C) and distributor-listed AEC-Q100 certification make the DSPIC33EP32MC204T-E/ML appropriate for automotive auxiliary systems: radiator fans, fuel pumps, HVAC blowers, throttle actuators, and window lifters. Its hardware-complemented MCPWM with dead-time and fault inputs safely drives three-phase bridges under the harsh voltage transients and temperature swings of the vehicle environment, while the 60 MIPS core runs sensorless commutation algorithms that eliminate Hall sensors, reducing system cost. Design consideration: automotive designs additionally require load-dump and ISO pulse protection in the power stage, ESD-hardened I/O strategy, and supply chain traceability - source only original Microchip parts and plan for PPAP documentation with your distributor.
Recommended
Embedded Sensing and DSP Signal Processing
With its hardware DSP engine, 60 MIPS throughput, DMA, and integrated ADC path, the DSPIC33EP32MC204T-E/ML serves as a compact embedded signal-processing node: vibration monitoring, current signature analysis, acoustic sensing, and condition-monitoring sensors benefit from on-chip FIR/IIR filtering, FFT windowing, and threshold detection without an external DSP. Sampling sensor data via DMA into circular buffers keeps the pipeline deterministic, and results are streamed over UART or SPI to a gateway. The -40C to +125C rating suits sensors mounted on machinery or outdoor equipment. Trade-off: 4KB SRAM constrains FFT block sizes and buffering depth - for large spectral analysis, choose a higher-memory family member or stream raw data off-chip.
Recommended
IoT Nodes and Smart Devices
The DSPIC33EP32MC204T-E/ML fits smart-device and IoT node designs that need local closed-loop actuation - smart pumps, valve controllers, small compressors, connected appliances - where a microcontroller must both run a control loop and communicate with a wireless module. UART/SPI/I2C links connect to Wi-Fi, BLE, or LoRa modules, DMA keeps serial transfers off the CPU, and the 60 MIPS core handles both the control task and lightweight application logic. The QFN 8x8 mm package and small BOM footprint fit compact edge devices. Design consideration: this is a 5V-class dsPIC33E generation part - verify logic-level compatibility (level shifting may be needed) with 1.8V/3.3V-only radio modules, and budget the 32KB Flash between firmware, control tables, and any OTA parameter storage.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP32MC204T-E/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP32MC204T-I/ML | DSPIC33EP32MC204-E/ML | DSPIC33EP32MC204-I/ML |
|---|---|---|---|---|
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Flash Memory | 32 KB (10.7K x 24) | 32 KB | 32 KB | 32 KB |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) |
| Packaging | Tape & Reel (T) | Tape & Reel (T) | Tray / cut tape | Tray / cut tape |
| Motor Control PWM | Yes | Yes | Yes | Yes |
Key Differentiators
- Extended temperature grade in the same 44-QFN footprint (vs DSPIC33EP32MC204T-I/ML)
- Tape-and-reel packaging for automated assembly (vs DSPIC33EP32MC204-E/ML)
- Motor-control PWM sub-family (MC) with 60 MIPS DSP core (vs DSPIC33FJ32GP104 (GP sub-family))
Design Notes
The 44-QFN 8x8 mm package has a large exposed thermal pad on the underside that serves as the device ground. Connect this pad to a solid ground plane with an array of thermal vias (typically 5x5, 0.3 mm drill) to achieve datasheet thermal performance and low ground impedance for the analog peripherals. The E-grade (-40C to +125C) version dissipates the same power as industrial grades, but at +125C ambient the allowable self-heating margin is reduced - verify junction temperature against the extended rating when running at 60 MIPS with heavy I/O loading.
Decouple each VDD pin with 100 nF ceramic capacitors placed within 2 mm of the pin, plus bulk capacitance (4.7-10 uF) near the device. On dsPIC33EP parts, the internal regulator (VDDCORE) requires its own capacitor per the family datasheet reference design - do not omit it, or the core may brown out at startup. The internal PLL multiplies the oscillator to 60 MIPS; use the clock configuration wizard in MPLAB X rather than hand-computing PLL dividers, and confirm PLL lock before enabling peripheral clocks.
The dsPIC33EP family uses Peripheral Pin Select (PPS): most digital peripherals are remappable, so a schematic copied from a non-PPS device will not work unchanged. Lock PPS writes in production code to prevent errant remapping. Additionally, the T-E/ML is an extended-temperature part - if your BOM is later cost-reduced to the I/ML (-40C to +85C), any environment exceeding 85C will break the design; document the temperature requirement in the schematic notes. Budget the 32KB Flash early: the XC16 DSP library and motor-control frameworks consume several KB.
Compliance Information
Distributor listings (Lisleapex, Microchip USA) indicate AEC-Q100 qualification for the E-grade part. RoHS/REACH/lead-free declarations were not present in retrieved snippets; obtain Microchip material declarations for this exact ordering code before formal compliance documentation.
