DSPIC33EP32MC204-E/TL - 16-bit DSC 32KB Flash 60 MIPS | Microchip
MPN: DSPIC33EP32MC204-E/TL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.04 | $3.04 |
| 10 | $2.8 | $28.00 |
| 100 | $2.55 | $255.00 |
| 500 | $2.35 | $1,175.00 |
| 1,000 | $2.18 | $2,180.00 |
DSPIC33EP32MC204-E/TL Overview
A digital signal controller combines the computational architecture of a microcontroller with the multiply-accumulate DSP engine of a digital signal processor. Within the power-management hierarchy of embedded systems, a DSC sits between a general-purpose MCU and a dedicated DSP: it executes C-code control loops like an MCU while accelerating filtering, transforms, and control-law math with single-cycle MAC instructions. Microchip's dsPIC33E family is the successor to the dsPIC33F generation, built on enhanced on-chip peripherals for precision motor control.
Key differentiating features of this part include the 32KB self-programming Flash with ECC-class reliability, 4 DMA channels for peripheral-to-memory data transfer without CPU intervention, five 16-bit timers, and the high-speed PWM module with advanced analog integration including on-chip operational amplifiers. The E-grade temperature rating (-40C to +125C) and AEC-Q100 qualification (per distributor data) make it suitable for automotive and harsh-environment designs.
Architecturally, the dsPIC33EP core operates from a 3.0V to 3.6V single supply with a 16-bit modified Harvard pipeline, two 40-bit accumulators, and hardware divide support. Four DMA channels offload the CPU in ADC-sampled control loops, and multiple low-power modes reduce average current in battery-adjacent products.
Typical applications include three-phase PMSM and BLDC motor drives, digital power supplies (power factor correction, LLC control), drone propeller/quadcopter flight control (a Microchip reference design targets this part directly), and automotive auxiliary motor control.
When designing, budget the 32KB Flash carefully - the DSP library and motor-control middleware can consume significant program space; a 4KB RAM ceiling also constrains complex control algorithms.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP32MC204-E/TL — 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 DSPIC33EP32MC204-E/TL (same form factor and footprint) — differing in Package, Core, Program Memory (Flash), Data Bus Width, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP32MC204-I/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.48 / Unit
View Datasheet →DSPIC33EP32MC203T-I/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.65 / Unit
View Datasheet →DSPIC33EP32MC202-I/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP64MC204-E/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP32MC204-E/PT
✅ Drop-In✓ In Stock
$2.88 / Unit
View Datasheet →DSPIC33EP32MC204-E/TL Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC core |
| Core Speed | 60 MHz (family rated up to 70 MIPS) |
| Program Memory (Flash) | 32KB (10.7K x 24) |
| RAM | 4KB |
| DMA Channels | 4 |
| Timers | 5 |
| Supply Voltage | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +125C (E grade) |
| Package | 44-VTLA (6x6 mm), exposed pad |
| Mounting Type | Surface Mount |
| Special Peripherals | High-Speed PWM, Op Amps, Advanced Analog |
| Qualification | Automotive, AEC-Q100 (per distributor data) |
| Series | dsPIC 33EP |
| Data Bus Width | 16 bit |
DSPIC33EP32MC204-E/TL 44-vtla (6x6 mm), exposed pad Pin Configuration Guide
Pin configuration for DSPIC33EP32MC204-E/TL (44-vtla (6x6 mm), exposed pad 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 DSPIC33EP32MC204-E/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP32MC204-E/TL is suitable for 6 applications: BLDC/PMSM Motor Control, Drone and Quadcopter Propulsion, Digital Power Supplies (PFC, LLC), Automotive Auxiliary Motor Control, Industrial Automation and Robotics, Sensor Signal Processing and Data Acquisition.
BLDC/PMSM Motor Control
The DSPIC33EP32MC204-E/TL is purpose-built for three-phase permanent magnet synchronous and brushless DC motor drives. Its 60 MHz dsPIC33E core executes field-oriented control (FOC) loops fast enough for 20 kHz+ PWM frequencies, while the high-speed PWM module provides complementary outputs with dead-time insertion and fault shutdown. On-chip operational amplifiers amplify current-shunt signals without external op-amps, and the 4 DMA channels stream ADC results into RAM without CPU intervention, keeping loop latency deterministic. Because the part runs from a single 3.0-3.6V rail and integrates advanced analog, board area and BOM shrink versus discrete MCU-plus-analog solutions. The E-grade -40C to +125C rating suits motor-enclosure mounting where ambient heat is unavoidable.
Recommended
Drone and Quadcopter Propulsion
Microchip officially targets the dsPIC33EP32MC204 with a Drone Propeller Reference Design, a low-cost evaluation platform for quadcopters using three-phase PMSM or BLDC motors. The 32KB Flash accommodates the sensorless motor-control firmware, while 4KB RAM holds control-state variables and commutation tables. The 60 MHz core with DSP MAC instructions handles back-EMF estimation and speed-loop math in real time, and the high-speed PWM drives three-phase MOSFET bridges with precise dead time. The 6x6 mm VTLA package saves flight-controller PCB area, and the exposed pad aids heat dissipation near power stages. The 3.0-3.6V supply range integrates cleanly with standard 3.3V logic rails in flight stacks.
Recommended
Digital Power Supplies (PFC, LLC)
The DSPIC33EP32MC204-E/TL serves as the digital control brain in switch-mode power supplies, including power factor correction stages and LLC resonant converters. Its high-speed PWM module supports the complementary, phase-shifted, and frequency-modulated drive schemes these topologies require, while the 60 MHz core closes voltage and current loops at switching frequency. The 4-channel DMA moves ADC samples from current and voltage sense points without CPU overhead, and the on-chip op-amps can buffer shunt signals ahead of the ADC. Five timers support housekeeping tasks such as fan control and fault logging. The AEC-Q100 qualification reported by distributors also qualifies it for server and telecom power where quality systems demand automotive-grade components.
Recommended
Automotive Auxiliary Motor Control
Distributor data classifies the DSPIC33EP32MC204-E/TL as Automotive with AEC-Q100 qualification, and its -40C to +125C extended grade covers under-hood and actuator-enclosure temperatures. Typical automotive loads include pumps (water, fuel, oil), HVAC blowers, throttle actuators, and radiator fans - all three-phase or single-phase motor applications matching the MC204's PWM and analog integration. The on-chip op-amps condition current sensors for diagnostic-capable FOC, and 4 DMA channels keep control loops deterministic despite CAN bus traffic. The 6x6 mm package fits compact actuator modules. Designers should pair the DSC with a CAN transceiver and review Microchip functional-safety collateral for any ASIL-relevant use case.
Recommended
Industrial Automation and Robotics
In factory automation, the DSPIC33EP32MC204-E/TL drives servo stages, conveyor motors, robotic joint actuators, and pneumatic valve controllers. The 60 MIPS DSP capability executes PID and filter updates per PWM cycle for smooth torque control, while the extended industrial temperature rating tolerates cabinet environments. On-chip op-amps reduce external analog count in multi-axis drives, and the five timers coordinate motion sequencing, encoder handling, and supervisory watchdogs. The 44-pin VTLA's 6x6 mm footprint allows dense multi-axis driver boards. Because 32KB Flash and 4KB RAM constrain complex motion planners, this part fits per-axis smart-driver roles rather than host trajectory computation, complementing a higher-level industrial controller over a serial or CAN link.
Recommended
Sensor Signal Processing and Data Acquisition
With on-chip operational amplifiers, advanced analog, and a DSP engine featuring 40-bit accumulators and single-cycle MAC, the DSPIC33EP32MC204-E/TL is well matched to embedded signal-conditioning nodes: vibration analyzers, load-cell front ends, and acoustic or ultrasonic sensors. The op-amps amplify millivolt-level signals ahead of the ADC; DSP library functions implement FIR/IIR filtering, FFT windows, and RMS computation directly on-chip. DMA channels stream conversion results to RAM at high rate, and 32KB Flash retains calibration tables and a serial (UART/SPI) reporting stack. The -40C to +125C E grade and AEC-Q100 qualification suit outdoor and vehicle-mounted sensor pods, while the compact 6x6 mm package fits probe-sized enclosures.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP32MC204-E/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP32MC204-I/TL | DSPIC33EP32MC203T-I/TL | DSPIC33EP32MC202-I/TL | DSPIC33EP32MC204-E/PT |
|---|---|---|---|---|---|
| Package | 44-VTLA (6x6 mm), exposed pad | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | TQFP-44 (10x10 mm) - different footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Speed | dsPIC33E 16-bit, 60 MHz | dsPIC33E 16-bit, 60 MHz | dsPIC33E 16-bit, 60 MHz | dsPIC33E 16-bit, 60 MHz | dsPIC33E 16-bit, 60 MHz |
| Flash / RAM | 32KB / 4KB | 32KB / 4KB | 32KB / 4KB | 32KB / 4KB | 32KB / 4KB |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +125C (E grade) |
| Peripheral Integration (op-amps/ECAN) | High (MC204: op-amps, advanced analog) | High - identical to MC204-E | Reduced vs MC204 | Lowest of MC20x family | High - identical to MC204-E |
Key Differentiators
- Extended -40C to +125C temperature grade with automotive qualification (vs DSPIC33EP32MC204-I/TL)
- Highest peripheral integration in the 32KB MC20x family (vs DSPIC33EP32MC202-I/TL)
- Trade-off: modest memory ceiling (vs DSPIC33EP64MC204-E/TL)
Design Notes
Supply the DSPIC33EP32MC204-E/TL from a clean 3.0-3.6V rail; the absolute maximum is above this but reliable 60 MHz operation requires the specified range. Decouple each VDD pin with 0.1uF ceramic capacitors placed within 2 mm of the pin, plus one bulk 10uF capacitor near the exposed pad. When PWM modules drive MOSFET gates, gate-charge currents inject noise into the 3.3V rail - consider a small ferrite bead or dedicated LDO per Microchip motor-control reference designs to isolate the DSC supply from the power stage.
The 44-VTLA (6x6 mm) package has an exposed thermal pad on the underside that is both the primary thermal path and ground return. Solder it to a grounded copper pour with an array of thermal vias (typically 3x3, 0.3 mm diameter, filled or tented per IPC-4761 guidance) to keep junction temperature within the -40C to +125C E-grade rating in motor-enclosure ambient conditions. Estimate: at an estimated 100-200 mA typical running current from 3.3V (0.33-0.66 W total with I/O loads is unlikely; actual core dissipation is well under 0.5 W), thermal design is usually easy, but verify against datasheet ICC figures.
Do not confuse suffix grades: -E/TL (extended, -40C to +125C) versus -I/TL (industrial, -40C to +85C) differ only in temperature rating but using the -I grade in a hot motor enclosure causes field failures. Second, budget memory early - 32KB Flash and 4KB RAM fill quickly once the Microchip DSP and motor-control libraries link in; compile a trial build before committing the design. Third, when substituting MC20x family members, verify ECAN and op-amp pin mappings, because peripheral multiplexing differs between MC202/MC203/MC204 variants despite identical footprints.
Compliance Information
Distributor data (Hotenda) classifies the part as Automotive, AEC-Q100. RoHS/REACH/lead-free status not stated in provided data - verify on the Microchip product page.
