DSPIC33EP64MC204-E/PT - 16-bit 60 MIPS DSC 64KB Flash | Microchip
MPN: DSPIC33EP64MC204-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.6 | $4.60 |
| 10 | $4.14 | $41.40 |
| 100 | $3.68 | $368.00 |
| 500 | $3.3 | $1,650.00 |
| 1,000 | $2.97 | $2,970.00 |
DSPIC33EP64MC204-E/PT Overview
A digital signal controller combines the peripheral set and ease of use of a microcontroller with the computational throughput of a DSP. Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs: it executes single-cycle MAC and DSP instructions while retaining byte-efficient C-friendly addressing, making it the standard choice for closed-loop control systems such as field-oriented motor control and switch-mode power conversion.
Key features of this device include the high-speed PWM module with complementary outputs and dead-time insertion, 4 DMA channels that offload data movement from the CPU, 5 timers, integrated op amps and advanced analog peripherals per the family datasheet title, and dual ADC support options in the MC20X/50X family. These peripherals specifically target precision motor control, where deterministic PWM timing and fast analog sampling are essential.
Architecturally, the dsPIC33E core is an enhanced 16-bit pipeline processor with DSP engine (17-bit x 17-bit multiplier, 40-bit accumulator), supported by Microchip's free XC16 compiler and MPLAB X IDE, plus Code Configurator tooling. The E-grade device carries extended industrial temperature qualification; family members are also offered in AEC-Q100-qualified automotive variants (per Microchip USA product data).
Typical applications include BLDC/PMSM/ACIM motor control with sensorless FOC, digital power supplies (PFC, LLC, inverters), solar micro-inverters, and industrial automation nodes requiring deterministic control loops.
Design consideration: the -E/PT extended-temperature grade simplifies thermal budgeting, but still verify junction temperature at full 60 MIPS operation and provide decoupling on all VDD/VAVDD pins per the family datasheet layout guidance.
This page synthesizes verified distributor data, same-family drop-in alternatives, pricing signals, and practical design notes not found on the manufacturer product page alone.
Drop-in alternatives for DSPIC33EP64MC204-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 DSPIC33EP64MC204-E/PT (same form factor and footprint) — differing in Package, Operating Temperature, Program Memory (Flash), Core Architecture, RAM.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP64MC204-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP64MC204T-E/PT
✅ Drop-In✓ In Stock
$3.8 / Unit
View Datasheet →DSPIC33EP64MC204-E/PTVAO
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP32MC204-E/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.88 / Unit
View Datasheet →DSPIC33EP128MC204-E/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.72 / Unit
View Datasheet →DSPIC33EP256MC204-E/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP64MC504-E/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.42 / Unit
View Datasheet →DSPIC33EP64MC204-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E DSC core |
| Maximum Clock Frequency | 60 MHz |
| Performance | 60 MIPS (70 MIPS family core capability) |
| Program Memory (Flash) | 64 KB (22K x 24) |
| RAM | 8 KB (8192 words) |
| DMA Channels | 4 |
| Timers | 5 |
| Terminal Count | 44 |
| Package | 44-TQFP (10x10 mm) |
| Operating Temperature Range | -40C to +125C (E grade, extended) |
| PWM Module | High-speed PWM with complementary outputs (motor control grade) |
| Analog Integration | Op amps and advanced analog peripherals (family feature) |
| Qualification | AEC-Q100 qualified (family, per Microchip USA) |
| Process Technology | CMOS |
| Mounting Type | Surface Mount |
| Development Tools | MPLAB X IDE, XC16 compiler, MCHV-2 motor control dev board (100-pin PIM support) |
DSPIC33EP64MC204-E/PT 44-tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP64MC204-E/PT (44-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 DSPIC33EP64MC204-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP64MC204-E/PT is suitable for 6 applications: Sensorless FOC Motor Control (BLDC/PMSM), Digital Power Conversion (PFC, LLC, Inverters), Industrial Automation and Motion Nodes, Solar Micro-Inverters and Renewable Energy Converters, Embedded Signal Processing and Sensing, Automotive Auxiliary Motor Control.
Sensorless FOC Motor Control (BLDC/PMSM)
The DSPIC33EP64MC204-E/PT is purpose-built for field-oriented control of BLDC and PMSM motors. Its 60 MIPS DSP engine executes the Clarke/Park transforms and PI current loops with single-cycle 17x17 multiply-accumulate instructions, while the high-speed PWM module generates complementary outputs with programmable dead-time for the three-phase inverter. Phase currents are sampled by the fast ADC synchronized to the PWM center, and the 4 DMA channels stream results without CPU overhead. Placed at the heart of a compact 44-pin TQFP design, it eliminates the need for external gate-timing logic. At 64 KB Flash, a complete sensorless FOC stack with startup, protection, and speed ramps fits comfortably; if a communication stack is added later, the pin-compatible DSPIC33EP128MC204/256MC204 variants double or quadruple flash without PCB changes.
Recommended
Digital Power Conversion (PFC, LLC, Inverters)
In switch-mode power conversion, the DSPIC33EP64MC204-E/PT provides the deterministic control loop timing that digital PFC, LLC, and inverter stages require. The 60 MHz clock yields sub-17 ns PWM edge resolution, and the high-speed PWM module supports complementary, push-pull, and phase-shifted topologies with cycle-by-cycle current limit via analog comparators. The 16-bit DSP core runs voltage and current compensation loops at 50-100 kHz update rates with plenty of margin. The 4 DMA channels move ADC results to RAM autonomously, keeping ISR latency low and jitter minimal - critical for audio-band EMI performance. Its extended -40C to +125C rating suits sealed power supplies and solar micro-inverter environments. Microchip's digital power libraries provide drop-in compensation-loop and protection framework code for this exact device class.
Recommended
Industrial Automation and Motion Nodes
For factory automation nodes - servo sub-drives, actuator controllers, conveyor and pump controllers - the DSPIC33EP64MC204-E/PT balances control performance with industrial robustness. Five timers support multi-axis task scheduling, encoder quadrature interfaces connect directly to incremental encoders, and the DMA channels offload UART/SPI traffic to keep control loops jitter-free. The extended -40C to +125C temperature range permits mounting near motors, gearboxes, or in sealed panels without forced cooling. With 64 KB Flash and 8 KB RAM, a Modbus RTU slave plus motion-profile engine and protection state machine fits on-chip. Deterministic interrupt latency and hardware op amps for current sensing reduce BOM count versus general-purpose MCUs. The MCHV-2 development platform accelerates proof-of-concept before committing to production PCB layout.
Recommended
Solar Micro-Inverters and Renewable Energy Converters
Renewable energy converters demand both DSP throughput and environmental endurance, which the DSPIC33EP64MC204-E/PT delivers: a 60 MHz/60 MIPS core running MPPT (maximum power point tracking) algorithms plus grid-current control, and an extended -40C to +125C rating matching outdoor inverter enclosures. The high-speed PWM drives the DC-DC stage and the grid-tie inverter bridge with programmable dead time, while ADC channels sample panel voltage/current and grid waveform synchronized through DMA. 64 KB Flash accommodates MPPT, anti-islanding protection, and reporting logic. Its 44-pin TQFP keeps the controller section compact on dense power PCBs. For firmware growth, the pin-compatible 128 KB/256 KB flash variants offer a no-rework upgrade path - a common insurance strategy in long-life energy products with certification-driven release cycles.
Recommended
Embedded Signal Processing and Sensing
Beyond motor control, the dsPIC33EP's DSP engine makes the DSPIC33EP64MC204-E/PT an efficient embedded signal-processing node: FFT-based vibration monitoring, power-quality metering, ultrasonic sensing, and audio front-end processing all benefit from single-cycle MAC, dual 40-bit accumulators, and hardware modulo addressing. The integrated analog front end (op amps and advanced analog peripherals per the family datasheet) can buffer sensor signals directly, reducing external component count. DMA-fed ADC sampling maintains deterministic timing across the acquisition chain, and 8 KB RAM handles practical window sizes for 256-1024-point FFTs. The extended temperature grade allows deployment in industrial cabinets, pumps, and HVAC equipment. XAIPART stock includes companion analog and interface parts from the Site MPN list to complete the signal chain.
Recommended
Automotive Auxiliary Motor Control
Automotive auxiliary drives - radiator fans, fuel pumps, HVAC blowers, throttle actuators - are classic dsPIC33EP applications, and family members are available in AEC-Q100-qualified orderable variants (Microchip USA lists the DSPIC33EP64MC204T-E/PT as AEC-Q100 qualified; the VA0-ordering DSPIC33EP64MC204-E/PTVAO targets automotive flows). The 60 MIPS core and high-speed PWM run sensorless or hall-based control of 12V BLDC motors, while the extended temperature rating covers under-hood-adjacent zones. DMA-assisted ADC sampling handles current-sense protection loops with cycle-by-cycle limiting. On-chip flash of 64 KB supports LIN/CAN-based diagnostics plus control firmware. For formal automotive programs requiring PPAP, order the automotive-suffix variant; for industrial versions of the same mechanics, the standard -E/PT is electrically identical, enabling one PCB across both markets.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP64MC204-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP64MC204-I/PT | DSPIC33EP64MC204T-E/PT | DSPIC33EP256MC204-E/PT | DSPIC33EP32MC204-E/PT |
|---|---|---|---|---|---|
| Package | 44-TQFP (10x10) | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Program Memory | 64 KB (22K x 24) | 64 KB (22K x 24) | 64 KB (22K x 24) | 256 KB | 32 KB |
| Performance | 60 MIPS / 60 MHz | 60 MIPS / 60 MHz | 60 MIPS | 60 MIPS / 60 MHz | 60 MIPS / 60 MHz |
| Temperature Range | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| DMA Channels / Timers | 4 / 5 | 4 / 5 | 4 / 5 | 4 / 5 (family) | 4 / 5 (family) |
Key Differentiators
- Extended -40C to +125C temperature grade (vs DSPIC33EP64MC204-I/PT)
- Drop-in flash upgrade path on the same PCB (vs DSPIC33EP128MC204-E/PT)
- Automotive qualification variant availability (vs DSPIC33EP64MC204T-E/PT)
Design Notes
Decouple every VDD and AVDD pin pair with 100 nF X7R ceramics placed within 2 mm of the pins, plus one 4.7-10 uF bulk capacitor per rail. Filter AVDD through an RC (e.g., 10 ohm + 1 uF) or ferrite bead from the digital 3.3 V rail to preserve ADC accuracy - critical when sampling motor phase currents for FOC. Route high dV/dt PWM traces away from analog sensing lines and keep the kelvin-connected current-sense shunt returns as a dedicated ground path back to the DSC. Follow the family data sheet (DS70000657J) packaging and layout section for the exact TQFP-44 pin map.
Estimated: at 60 MIPS with typical peripheral loading, core current for dsPIC33EP-class DSCs is on the order of tens of mA; verify the exact ICC figure in the family datasheet electrical characteristics before thermal budgeting. In a 10x10 mm TQFP with exposed copper pour, junction rise is modest, but in sealed enclosures at +105C ambient near motor drivers, the -E grade's +125C maximum leaves limited margin - use the on-chip temperature-sensing ADC channel (where supported) or an external sensor such as the MCP9808 to enforce a software derating curve.
Do not confuse temperature grades: the -I/PT stops at +85C and will fail reliability screening in extended-temperature designs. When migrating between MC204 and MC204T (tape-and-reel) variants, respect MSL floor-life and bake rules for reflow. Configuration words (FOSC, FWDT, FPOR) must be set deliberately in MPLAB X - default watch-dog and oscillator settings can prevent startup on custom boards. Finally, flash-size migration to DSPIC33EP128MC204/256MC204 requires only a device and linker-script change in the project, but re-verify the pin assignment table since alternate-peripheral mappings can shift across family members.
Keep the crystal/oscillator traces short and guard them with ground pours; the dsPIC33E PLL multiplies the input clock to 60 MHz, and noisy start-up is a frequent root cause of field failures. For PWM outputs feeding gate drivers, add series resistors at the DSC pins to control ringing, and use the hardware dead-time insertion rather than software delays - it is cycle-accurate and immune to interrupt jitter. Microchip's motor-control reference designs on the MCHV-2 platform provide proven routing examples for PIM-based prototypes.
Compliance Information
Microchip USA product data describes the DSPIC33EP64MC204T-E/PT family variant as AEC-Q100 qualified. RoHS/REACH/lead-free status was not explicitly stated in the verified data; confirm on Microchip's product page or MicrochipDirect environmental reports.
