DSPIC33FJ64MC202-E/MM - 16-bit DSC 40MIPS 64KB Flash QFN-28 | Microchip
MPN: DSPIC33FJ64MC202-E/MM ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.79 | $5.79 |
| 10 | $5.35 | $53.50 |
| 100 | $4.75 | $475.00 |
| 500 | $4.3 | $2,150.00 |
| 1,000 | $3.95 | $3,950.00 |
DSPIC33FJ64MC202-E/MM Overview
A digital signal controller combines the peripheral set and ease of use of a microcontroller with the computational throughput of a DSP engine. In the power-management hierarchy, a DSC sits between general-purpose MCUs and dedicated DSPs: it executes deterministic control loops (PID, field-oriented control) while simultaneously handling communication, sequencing, and housekeeping tasks. This makes DSCs the de-facto controller class for digitally controlled power conversion and motion systems.
Key features of the DSPIC33FJ64MC202-E/MM include its 40 MIPS 16-bit modified Harvard architecture core with DSP multiply-accumulate instructions, dedicated motor-control PWM peripherals designed for three-phase inverter drives, up to 8 DMA channels that move data without CPU intervention, and 5 timers for multi-rate control loops. According to Microchip, the dsPIC33F family is pin compatible with the PIC24HJ family and shares a very high degree of compatibility with dsPIC30F devices, enabling seamless migration between families.
Technically, the device integrates an on-chip high-speed analog front end (the MC variant targets the advanced-analog motor control market), barrel shifter, modulo and bit-reversed addressing for FFT algorithms, and dual inline Flash/SRAM buses that allow instruction fetch and data access in the same cycle. The extended-temperature E suffix supports thermally demanding automotive and industrial environments, while the QFN exposed-pad package improves heat transfer to the PCB.
Typical applications include brushless DC and permanent-magnet synchronous motor drives, digital power supplies ( LLC, totem-pole PFC), solar micro-inverters, and embedded control in automotive auxiliary systems. The motor-control PWM with complementary outputs and dead-time insertion directly maps onto half-bridge topologies.
Design-wise, plan the 3.3 V rail with adequate decoupling on both VDD pins and solder the exposed thermal pad to a ground pour for lowest junction-to-ambient impedance. Note that achieving the 40 MIPS ceiling requires the internal PLL from the oscillator source.
This page synthesizes distributor pricing from Mouser, DigiKey, LCSC and Newark, same-package drop-in alternatives, and practical design notes that go beyond the raw datasheet listing.
Drop-in alternatives for DSPIC33FJ64MC202-E/MM — 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 DSPIC33FJ64MC202-E/MM (same form factor and footprint) — differing in Package, Operating Temperature, Core Architecture, Supply Voltage, Timers.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ64MC202-I/MM
✅ Drop-In✓ In Stock
$3.4 / Unit
View Datasheet →DSPIC33FJ64MC202A-E/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ64MC202-H/MM
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ32MC202-E/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.6 / Unit
View Datasheet →DSPIC33FJ32MC202-I/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ64MC202-E/MM Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F (modified Harvard) |
| Max MIPS | 40 MIPS |
| Max Clock Frequency | 80 MHz (Newark listing) |
| Flash Program Memory | 64 KB |
| SRAM | 8 KB |
| Supply Voltage | 3.3 V (Hotenda listing: 3.3V) |
| DMA Channels | 8 |
| Timers | 5 |
| Motor Control PWM | Yes (dedicated MC PWM per Microchip datasheet title) |
| Package | 28-VQFN Exposed Pad (QFN-S, 6 x 6 x 0.9 mm) |
| Operating Temperature | -40C to +125C (E suffix) |
| Qualification | Automotive, AEC-Q100 |
| Mounting Type | Surface Mount |
DSPIC33FJ64MC202-E/MM 28-vqfn exposed pad (qfn-s, 6 x 6 x 0.9 mm) Pin Configuration Guide
Pin configuration for DSPIC33FJ64MC202-E/MM (28-vqfn exposed pad (qfn-s, 6 x 6 x 0.9 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 DSPIC33FJ64MC202-E/MM.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ64MC202-E/MM is suitable for 6 applications: BLDC / PMSM Motor Drives, Digital Power Supplies (LLC, PFC), Solar Micro-Inverters, Automotive Auxiliary Control Modules, Embedded Sensing and Data Acquisition, Robotics and Motion Subsystems.
BLDC / PMSM Motor Drives
The DSPIC33FJ64MC202-E/MM is purpose-built for precision motor control: its dedicated motor-control PWM module produces complementary outputs with programmable dead-time insertion, exactly what three-phase half-bridge inverters driving BLDC or PMSM motors require. The 40 MIPS 16-bit DSP core executes field-oriented control mathematics with multiply-accumulate instructions, sustaining current-loop rates of tens of kilohertz. The 8 DMA channels transfer ADC results into control-loop buffers without CPU intervention, minimizing loop jitter. With AEC-Q100 qualification and -40C to +125C operation, it fits under-hood pumps, fans, and industrial servo drives where thermal margins are tight and deterministic control is mandatory.
Recommended
Digital Power Supplies (LLC, PFC)
Digitally controlled power conversion benefits directly from the dsPIC33FJ64MC202-E/MM architecture. Its high-speed core (40 MIPS) closes voltage- and current-mode loops for LLC resonant converters and power-factor-correction stages with predictable latency, while the motor-control PWM's dead-time and fault inputs protect bridge stages during transients. DMA moves sampled ADC data to control routines each switching cycle, and the 64 KB Flash accommodates compensator libraries, startup sequencing, and PMBus-style host communication in one device. The AEC-Q100 extended-temperature rating suits power supplies mounted inside sealed or thermally stressed enclosures, such as EV onboard chargers and telecom rectifiers.
Recommended
Solar Micro-Inverters
Micro-inverters require simultaneous MPPT computation, grid-synchronized current shaping, and safety monitoring within a compact thermal envelope. The DSPIC33FJ64MC202-E/MM handles all three: the 40 MIPS DSP core runs MPPT algorithms and phase-locked-loop grid synchronization, the advanced analog front end samples panel voltage/current and grid waveforms, and DMA channels stream conversion results into control loops. Its 64 KB Flash stores anti-islanding logic and communication stacks. Operation to +125C with AEC-Q100 qualification provides the reliability margin needed for rooftop electronics exposed to decades of thermal cycling and full sunlight loading.
Recommended
Automotive Auxiliary Control Modules
Because the part is AEC-Q100 qualified and rated -40C to +125C, it fits automotive auxiliary systems such as HVAC blower drives, electronic water pumps, turbocharger actuators, and lighting control. The 3.3 V supply integrates with standard automotive low-voltage rails through a buck pre-regulator, and the 5 timers plus input-capture resources handle position sensing from hall or resolver-style feedback. On-chip Flash self-programming supports field firmware updates, an increasingly common requirement in vehicle programs. The 28-pin QFN-S footprint keeps board area minimal in actuator-embedded electronics where the controller must live on the motor housing itself.
Recommended
Embedded Sensing and Data Acquisition
The dsPIC33FJ64MC202-E/MM doubles as a compact acquisition controller: its DSP addressing modes (modulo and bit-reversed) accelerate FFT-based spectrum analysis, while DMA channels stream ADC samples into SRAM with deterministic timing. The 64 KB Flash holds calibration tables, filtering code, and UART or I2C host protocols simultaneously. Designers use it for vibration monitors, current-quality meters, and industrial sensor heads where 16-bit control-grade analog sampling and signal processing must coexist in a single low-cost 28-pin device. Its surface-mount QFN package supports dense multi-channel sensor boards.
Recommended
Robotics and Motion Subsystems
Joint controllers in robotics need fast inner current loops, outer velocity/position loops, and communication concurrently. The DSPIC33FJ64MC202-E/MM allocates these tasks naturally: the 40 MIPS core executes cascaded control mathematics, quadrature-style interface inputs (QEA/QEB functions on port pins) decode encoder feedback, and motor-control PWM drives the power stage with hardware dead time. With 8 DMA channels and 5 timers, housekeeping tasks never stall the control loop. The extended-temperature E grade tolerates motor-mounted electronics heated by winding losses, keeping the same controller design valid from lab prototypes to production robots.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ64MC202-E/MM — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ64MC202-I/MM | DSPIC33FJ64MC202A-E/MM | DSPIC33FJ64MC202-H/MM | DSPIC33FJ32MC202-E/MM | DSPIC33FJ32MC202-I/MM |
|---|---|---|---|---|---|---|
| Package | 28-VQFN-S (MM), 6 x 6 x 0.9 mm, exposed pad | 28-VQFN-S (MM) - same | 28-VQFN-S (MM) - same | 28-terminal PQCC/QFN (MM) - same body | 28-VQFN-S (MM) - same | 28-VQFN-S (MM) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / MIPS | 16-bit dsPIC33F, 40 MIPS | 16-bit, 40 MIPS | 16-bit, 40 MIPS | 16-bit, 40 MHz class | 16-bit, 40 MIPS | 16-bit, 40 MIPS |
| Flash Memory | 64 KB | 64 KB | 64 KB | 64 KB | 32 KB | 32 KB |
Key Differentiators
- Extended temperature and automotive qualification in one suffix (vs DSPIC33FJ64MC202-I/MM)
- Double the program memory for feature-rich firmware (vs DSPIC33FJ32MC202-E/MM)
- Dedicated motor-control PWM rather than generic PWM (vs Generic 16-bit MCUs in the same class)
Design Notes
The MM package is a 28-pin QFN-S with an exposed pad on the bottom side. Solder this pad to a solid ground pour with an array of thermal vias; it is both the primary ground return and the dominant thermal path for a device dissipating heat at 40 MIPS operation in up to +125C ambient. Confirm your footprint matches the 6 x 6 x 0.9 mm QFN-S outline given by FindIC and apply the standard Microchip QFN land-pattern recommendations with thermal vias under the pad.
Run the device from a clean 3.3 V rail (dsPIC33FJ family supply window; 3.3 V nominal per distributor data). Decouple each VDD pin with 100 nF ceramics placed within a few millimeters, plus one bulk capacitor of several uF per rail. If the same board drives motor phases or switching bridges, isolate the analog supply feeding the ADC reference with an RC or ferrite filter so PWM switching noise does not corrupt control-loop sampling. Estimated: switching spikes of even 50 mV on a sampling reference add measurable control-loop error.
Do not confuse the suffix variants when purchasing: E (-40C to +125C, automotive), I (-40C to +85C) and H variants share one datasheet but differ in qualification. Also, reaching the rated 40 MIPS requires correct PLL configuration from the oscillator source; at reset the device starts from a lower-speed internal clock, so verify oscillator settings before benchmarking. Finally, order code DSPIC33FJ64MC202T-E/MM is the tape-and-reel packaging variant of this part, not a different device.
Compliance Information
Hotenda product data lists the DSPIC33FJ64MC202 as Automotive, AEC-Q100 qualified. RoHS/REACH/lead-free status was not stated in the retrieved data and must be confirmed on the Microchip product page or certificate of conformance.
