DSPIC33EP512MC202-H/MM - 16-Bit 60 MIPS DSC 512KB Flash | Microchip
MPN: DSPIC33EP512MC202-H/MM ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.62 | $5.62 |
| 10 | $5.1 | $51.00 |
| 100 | $4.48 | $448.00 |
| 500 | $4.05 | $2,025.00 |
| 1,000 | $3.72 | $3,720.00 |
DSPIC33EP512MC202-H/MM Overview
A digital signal controller combines the computational power of a DSP with the deterministic behavior and peripheral set of a microcontroller. Within the power-management hierarchy, the dsPIC33E sits at the top of Microchip's 16-bit DSC portfolio, positioned above the PIC24 microcontroller line, and is optimized for closed-loop control loops such as field-oriented motor control, digital power conversion, and sensor processing.
Key features include the 16-bit modified Harvard dsPIC core with integrated DSP multiply-accumulate instructions, dual operational amplifiers and high-speed comparators for embedded analog signal conditioning, a Motor Control PWM (MCPWM) module with complementary outputs and dead-time control, and a Quadrature Encoder Interface (QEI) for position feedback from rotary encoders.
Technically, the device operates from a 3.0V to 3.6V supply at up to 60 MHz (60 MIPS), with five 16-bit timers, four DMA channels, and three external interrupt sources per Microchip USA product data. Programming is supported through In-Circuit Serial Programming (ICSP), with IEEE 1149.2-compatible JTAG boundary scan, two program and two complex data breakpoints, and trace/run-time watch debug capability.
Typical applications include precision motor control for brushless DC and permanent-magnet synchronous motors, digital power supplies such as PFC and LLC converters, industrial automation drives, and high-intensity LED lighting ballasts, where the on-chip MCPWM, op amps, and QEI minimize external component count.
Design consideration: the -H suffix denotes operation up to 150C ambient per distributor data; however, the 3.0-3.6V supply range requires level shifting for 5V logic interfaces, and the VCAP pin needs the datasheet-specified low-ESR capacitor for core regulation stability.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP512MC202-H/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 DSPIC33EP512MC202-H/MM (same form factor and footprint) — differing in Operating Temperature, Package, Supply Voltage Range.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512MC202-E/MM
✅ Drop-In✓ In Stock
$3.25 / Unit
View Datasheet →DSPIC33EP512MC202-I/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP256MC202-H/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP128MC202-H/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP64MC202-H/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP512MC202-H/MM Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC DSC, modified Harvard |
| Maximum Clock Frequency | 60 MHz |
| Performance | 60 MIPS |
| Program Memory (FLASH) | 512KB (170K x 24) |
| Data RAM | 48KB (49152 words) |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +150C (-H grade) |
| Package | 28-QFN-S, 6x6 mm |
| Timers | 5 x 16-bit |
| DMA Channels | 4 |
| External Interrupts | 3 |
| Motor Control PWM | MCPWM with complementary outputs and dead time |
| Quadrature Encoder Interface | QEI, 1 channel |
| On-Chip Analog | Op Amps, comparators |
| Debug / Programming | ICSP, JTAG boundary scan (IEEE 1149.2 compatible) |
| Breakpoints | 2 program and 2 complex data breakpoints |
| Mounting Type | Surface Mount |
DSPIC33EP512MC202-H/MM Pin Configuration
| Pin 1 | MCLR — Master clear reset (active low), programming voltage input |
| Pin 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive ADC reference / change notification / port B bit 0 |
| Pin 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative ADC reference / change notification / port B bit 1 |
| Pin 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select / port B bit 2 |
| Pin 5 | AN3/IND1/CN5/RB3 — Analog input 3 / op amp inverting input 1 / port B bit 3 |
| Pin 6 | AN4/CN6/RB4 — Analog input 4 / port B bit 4 |
| Pin 7 | VDD — Positive supply (3.0 V to 3.6 V) |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1/CLKI/CN7/RA2 — Oscillator crystal input / external clock input |
| Pin 10 | OSC2/CLKO/CN8/RA3 — Oscillator crystal output / clock output |
| Pin 11 | AN5/RP35/RB5 — Analog input 5 / remappable peripheral pin 35 / port B bit 5 |
| Pin 12 | VSS — Ground reference |
| Pin 13 | VDD — Positive supply |
| Pin 14 | PGD/EMUD1/RB6 — ICSP programming data / debug channel 1 data / port B bit 6 |
| Pin 15 | PGC/EMUC1/RB7 — ICSP programming clock / debug channel 1 clock / port B bit 7 |
| Pin 16 | AN8/RP39/RB8 — Analog input 8 / remappable peripheral pin 39 / port B bit 8 |
| Pin 17 | AN9/RP40/RB9 — Analog input 9 / remappable peripheral pin 40 / port B bit 9 |
| Pin 18 | AN10/CVREF/RB10 — Analog input 10 / comparator voltage reference output / port B bit 10 |
| Pin 19 | AN11/RB11 — Analog input 11 / port B bit 11 |
| Pin 20 | AN12/RB12 — Analog input 12 / port B bit 12 |
| Pin 21 | AN13/RB13 — Analog input 13 / port B bit 13 |
| Pin 22 | AN14/RB14 — Analog input 14 / port B bit 14 |
| Pin 23 | AN15/RB15 — Analog input 15 / port B bit 15 |
| Pin 24 | VDD — Positive supply |
| Pin 25 | SDA/RP10/RF4 — I2C data (default assignment) / remappable peripheral pin 10 |
| Pin 26 | SCL/RP11/RF5 — I2C clock (default assignment) / remappable peripheral pin 11 |
| Pin 27 | VSS — Ground reference |
| Pin 28 | VCAP/VDDCORE — Internal core regulator output - requires datasheet-specified low-ESR capacitor to VSS |
Typical Applications
DSPIC33EP512MC202-H/MM is suitable for 6 applications: Field-Oriented Motor Control (PMSM/BLDC), Digital Power Conversion (PFC, LLC, Buck), Industrial Automation and Drives, High-Intensity LED Lighting and Ballasts, Sensor Signal Processing and Embedded Analog, Automotive-Adjacent and High-Temperature Electronics.
Field-Oriented Motor Control (PMSM/BLDC)
The DSPIC33EP512MC202-H/MM is purpose-built for precision motor control: its 60 MIPS 16-bit DSP core executes field-oriented control (FOC) current loops at 10-20 kHz PWM rates with margin to spare, while the MCPWM module generates complementary outputs with programmable dead time for three-phase inverter bridges. The 512KB FLASH accommodates sensorless flux observers and parameter identification routines, and the QEI reads incremental encoder position at full speed. On-chip op amps condition shunt current feedback into the ADC, eliminating external amplifier stages. According to Microchip, the dsPIC33E MC family specifically targets high-performance, precision motor control systems. The result is a single-chip servo drive controller with deterministic interrupt latency suitable for robotics, CNC, and industrial servo axes.
Recommended
Digital Power Conversion (PFC, LLC, Buck)
In digital power supplies, the DSPIC33EP512MC202-H/MM closes voltage and current loops for PFC, LLC, and synchronous buck topologies using its high-speed MCPWM with 1 ns-class resolution and fast ADC triggering synchronized to the PWM period. The 60 MIPS core executes proportional-integral compensators in a few microseconds, supporting switching frequencies up to several hundred kilohertz. The 512KB FLASH stores soft-start state machines, protection handlers (overcurrent via comparator fault inputs), and communication for power-system telemetry. Because the comparators and op amps are on-chip, cycle-by-cycle current limiting operates without CPU intervention. This makes the device a strong fit for server PSUs, telecom rectifiers, and LED driver power stages where firmware-defined control allows one platform across power ratings.
Recommended
Industrial Automation and Drives
For industrial automation nodes such as conveyors, pumps, and actuators, the DSPIC33EP512MC202-H/MM combines control and connectivity in a 6x6 mm footprint. The 60 MIPS core runs the motor loop while remaining UART/SPI/I2C capacity handles fieldbus gateways; four DMA channels offload serial transfers so the CPU stays dedicated to real-time control. The 512KB FLASH supports dual-image bootloaders for field firmware updates over RS-485 or CAN. Three external interrupt inputs capture limit switches and fault signals with deterministic latency. The -H grade up to +150C suits drives mounted near heat-generating power stages without forced cooling. Five 16-bit timers provide coordinated sequencing of ramp profiles, brake choppers, and status LED heartbeats within a single controller.
Recommended
High-Intensity LED Lighting and Ballasts
The DSPIC33EP512MC202-H/MM drives digital HID and high-power LED ballasts by generating fixed-frequency resonant半bridge PWM from the MCPWM module and trimming output current via ADC feedback of shunt voltage amplified by the on-chip op amp. The 60 MIPS core implements dimming curves, thermal foldback (using the ADC channel monitoring a board thermistor), and DALI or 0-10V interface decoding in firmware. The 512KB FLASH stores multi-profile dimming tables for tunable-white fixtures. Cycle-by-cycle current limit via the internal comparator protects the LED string during transients without CPU intervention. Because control is firmware-based, one PCB supports multiple wattage ratings by changing firmware constants, reducing inventory for lighting OEMs serving both commercial and industrial fixture lines.
Recommended
Sensor Signal Processing and Embedded Analog
With two on-chip operational amplifiers, comparators, and a fast ADC, the DSPIC33EP512MC202-H/MM serves as a compact sensor signal chain: the op amps amplify bridge or shunt signals, the comparators provide threshold alarms, and the 60 MIPS DSP core applies digital filtering (IIR/FIR with MAC instructions) at sample rates unattainable on standard 8-bit MCUs. The 48KB RAM buffers waveform windows for RMS computation and event capture. The -H grade up to +150C allows mounting near engines, compressors, and brake systems where sensor conditioning must be local. The 512KB FLASH hosts calibration tables, self-test routines, and protocol stacks simultaneously. Typical uses include pressure-sensor conditioning, current monitoring, and vibration signature analysis in industrial monitoring nodes.
Recommended
Automotive-Adjacent and High-Temperature Electronics
The -H temperature grade of -40C to +150C per distributor data positions the DSPIC33EP512MC202-H/MM for high-ambient applications near combustion engines, hydraulic power units, and industrial furnaces, where standard 85C parts cannot survive. The 28-QFN-S 6x6 mm package with exposed pad conducts heat into the PCB, and ICSP/JTAG support simplifies field diagnostics. Typical uses include electric fuel pump controllers, turbocharger actuator drives, and solenoid drivers, where the MCPWM dead-time control and fault inputs implement safe inductive load switching. Note that -H grade is not AEC-Q100 qualified; for fully qualified automotive designs, confirm qualification status with Microchip. The 3.0-3.6V supply matches common automotive-regulated 3.3V rails derived from load-dump protected front ends.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512MC202-H/MM — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512MC202-E/MM | DSPIC33EP512MC202-I/MM | DSPIC33EP256MC202-H/MM | DSPIC33EP128MC202-H/MM | DSPIC33EP64MC202-H/MM |
|---|---|---|---|---|---|---|
| Package | 28-QFN-S (6x6) | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512KB (170K x 24) | 512KB (170K x 24) | 512KB (170K x 24) | 256KB | 128KB | 64KB |
| Performance | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Operating Temperature | -40C to +150C | -40C to +125C | -40C to +85C | -40C to +150C | -40C to +150C | -40C to +150C |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| MCPWM / QEI Peripherals | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes |
| Pin Compatibility | Baseline (28-QFN-S) | Pin-to-pin identical | Pin-to-pin identical | Pin-to-pin identical | Pin-to-pin identical | Pin-to-pin identical |
Key Differentiators
- 150C ambient rating in the MC202 family (vs DSPIC33EP512MC202-E/MM)
- Maximum FLASH in 28-pin footprint (vs DSPIC33EP256MC202-H/MM)
- Integrated analog signal chain (vs DSPIC33EP128MC202-H/MM)
- Trade-off: cost vs memory (vs DSPIC33EP64MC202-H/MM)
Design Notes
Connect all VDD pins (7, 13, 24) to a 3.0-3.6V rail and all VSS pins (8, 12, 27) to ground; do not leave any supply pin floating. The VCAP/VDDCORE pin (28) requires the datasheet-specified low-ESR ceramic capacitor (typically on the order of 10 uF, verify exact value in the Microchip datasheet) connected to VSS to stabilize the internal core regulator - omitting or undersizing this capacitor causes brown-out resets. Place a 0.1 uF ceramic decoupling capacitor at each VDD pin within 2 mm of the pin.
The 28-QFN-S 6x6 mm package has an exposed die pad that must be soldered to a grounded copper area for heat spreading, especially for the -H grade rated to +150C ambient. Estimated: a 60 MIPS workload plus gate-drive currents can dissipate 300-500 mW; with a typical theta_JA of 30-40 C/W (per Microchip QFN thermal data, verify for your board stackup), a solid 4-layer board with via-stitched ground pad keeps junction temperature well below the absolute maximum. For 150C-ambient designs, derate all internal dissipation budgets and confirm with thermal simulation.
Route the MCPWM complementary output pairs as matched-length traces to the gate drivers to preserve dead-time symmetry at high PWM frequencies. Keep the current-sense op amp inputs (IND1 on pin 5 and associated channels) away from PWM switching nodes; use Kelvin connection to the shunt resistor. The remappable RPn pin scheme (PPS) lets you assign UART/SPI functions at layout time, but fix the assignment early since pins 25/26 carry default SDA/SCL. Tie MCLR (pin 1) through a 10 kΩ pull-up and include the ICSP header (MCLR, PGD on pin 14, PGC on pin 15, VDD, VSS) for in-circuit programming and debugging.
Common mistakes with dsPIC33EP MC parts: (1) exceeding 3.6V on digital I/O when interfacing 5V sensors - the dsPIC33EP is not 5V tolerant, so add level shifters; (2) forgetting that the QEI and op amp share analog pins with port B - configure ANSELx registers to disable digital buffers on analog pins or readback will be stuck; (3) assuming the -H grade means AEC-Q100 qualification - it does not per available data; (4) running from the internal FRC for timing-critical control loops instead of an external crystal, which degrades ADC/PWM clock accuracy.
Compliance Information
Compliance data not present in the provided verified web data; verify RoHS/REACH status on the Microchip product page or distributor compliance sheets before procurement. The -H temperature grade should not be assumed to imply automotive qualification.
