DSPIC33EV64GM002-I/MM - 16-bit 5V DSC 70 MIPS QFN-28 | Microchip
MPN: DSPIC33EV64GM002-I/MM ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.42 | $3.42 |
| 10 | $3.16 | $31.60 |
| 100 | $2.88 | $288.00 |
| 500 | $2.61 | $1,305.00 |
| 1,000 | $2.4 | $2,400.00 |
DSPIC33EV64GM002-I/MM Overview
A digital signal controller combines the computational architecture of a microcontroller with the signal-processing capability of a DSP. The dsPIC33EV sits within Microchip's broader 16-bit MCU/DSC hierarchy, above entry-level PIC16/PIC18 devices and alongside the dsPIC33EP family, and is classified as a power-management-adjacent control IC for real-time embedded systems such as motor control and power conversion.
Key features include the 5V-tolerant robust core designed for harsh electrical environments, ECC (Error Correction Code) protected Flash for functional-safety-oriented designs, and Peripheral Pin Select (PPS) that allows remappable digital peripherals to be routed to almost any RPn pin. On-chip analog and control resources include high-speed PWM with advanced motor-control modes, SENT peripheral support, input capture, and dual ADC inputs on the 28-pin variant.
The dsPIC33EV core uses a modified Harvard architecture with a 24-bit instruction word, DSP multiply-accumulate (MAC) engine and barrel shifter, enabling single-cycle DSP class instructions for control-loop and filtering algorithms. Four DMA channels offload data movement from the CPU, and seven timers support multi-rate control loops.
Typical applications include BLDC and PMSM motor control in appliances and industrial drives, automotive sensor and touch/control units, switching power supplies, and battery-charging systems where 5V noise immunity and ECC Flash reliability matter.
Design consideration: the QFN-S 6x6 package has a central exposed thermal pad that must be soldered to a grounded copper pour for both thermal dissipation and electrical ground integrity; also verify Flash programming timing against Microchip's Flash Programming Specification during in-circuit programming.
This page synthesizes distributor pricing, drop-in family alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EV64GM002-I/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 DSPIC33EV64GM002-I/MM (same form factor and footprint) — differing in Package, Operating Temperature, RAM, Supply Voltage Range, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV64GM002-E/MM
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV32GM002-I/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV128GM102T-I/MM
✅ Drop-In✓ In Stock
$2.98 / Unit
View Datasheet →DSPIC33EV32GM102-I/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.02 / Unit
View Datasheet →DSPIC33EP64MC502-E/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.05 / Unit
View Datasheet →DSPIC33EV64GM002-I/MM Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E DSC |
| Maximum CPU Speed | 70 MIPS |
| Operating Voltage | 5 V class supply |
| Flash Program Memory | 64 KB (22K x 24) with ECC |
| SRAM | 8 KB |
| DMA Channels | 4 |
| Timers | 7 |
| Package | 28-QFN-S, 6x6 mm |
| Operating Temperature | -40C to +85C (I grade) |
| Mounting Type | Surface Mount |
| Peripheral Pin Select | Yes (RPn remappable) |
| PWM | High-speed motor-control PWM |
| SENT Peripheral | Yes |
| Automotive/Industrial Targeting | Appliances, industrial, automotive |
| Programmer Compatibility | MPLAB X, PICkit, ICD, REAL ICE |
DSPIC33EV64GM002-I/MM Pin Configuration
| Pin 1 | MCLR — Master clear reset input / programming voltage |
| Pin 2 | AN0/VREF+/CN0/RB0 — Analog input 0 / positive voltage reference |
| Pin 3 | AN1/VREF-/CN1/RB1 — Analog input 1 / negative voltage reference |
| Pin 4 | AN2/SS1/CN2/RB2 — Analog input 2 / SPI slave select |
| Pin 5 | AN3/CN3/RB3 — Analog input 3 |
| Pin 6 | AN4/CN4/RB4 — Analog input 4 |
| Pin 7 | VDD — Positive supply |
| Pin 8 | VSS — Ground |
| Pin 9 | OSC1/CLKI — Oscillator crystal input / external clock input |
| Pin 10 | OSC2/CLKO/RC15 — Oscillator crystal output / clock output / port C |
| Pin 11 | VCAP/VDDCORE — Core voltage regulator capacitor (verify against datasheet) |
| Pin 12 | RPn/RF0 — Remappable peripheral pin (PPS) |
| Pin 13 | RPn/RF1 — Remappable peripheral pin (PPS) |
| Pin 14 | VSS — Ground |
| Pin 15 | VDD — Positive supply |
| Pin 16 | AN5/RB5 — Analog input 5 / port B |
| Pin 17 | RPn/RC0 — Remappable peripheral pin (PPS) |
| Pin 18 | RPn/RC1 — Remappable peripheral pin (PPS) |
| Pin 19 | RPn/RC2 — Remappable peripheral pin (PPS) |
| Pin 20 | RPn/RC3 — Remappable peripheral pin (PPS) |
| Pin 21 | PGD/EMUD/RPn — In-circuit debug data / remappable pin |
| Pin 22 | PGC/EMUC/RPn — In-circuit debug clock / remappable pin |
| Pin 23 | RPn/RA0 — Remappable peripheral pin (PPS) |
| Pin 24 | RPn/RA1 — Remappable peripheral pin (PPS) |
| Pin 25 | RPn/RA2 — Remappable peripheral pin (PPS) |
| Pin 26 | RPn/RA3 — Remappable peripheral pin (PPS) |
| Pin 27 | VSS/EP — Ground via exposed pad |
| Pin 28 | RPn/RA4 — Remappable peripheral pin (PPS) |
Typical Applications
DSPIC33EV64GM002-I/MM is suitable for 6 applications: BLDC/PMSM Motor Control, Automotive Sensor and Touch Control Units, Switch-Mode Power Supplies and Power Conversion, Industrial Automation and PLC I/O, Home Appliance Control Boards, Battery Charging and Energy Management.
BLDC/PMSM Motor Control
The DSPIC33EV64GM002-I/MM fits appliance and industrial motor drives because its 5V-robust core provides far higher noise margin than 3.3V controllers near switching inverters, and its 70 MIPS DSP core executes field-oriented control loops in real time. High-speed PWM with complementary outputs and dead-time insertion drives 3-phase MOSFET/IGBT bridges directly through gate drivers, while input capture handles hall-sensor or back-EMF commutation feedback. Placed as the main inverter controller with 0.1uF decoupling per VDD pin, the device supports single-shunt or three-shunt current sensing through its ADC. The trade-off versus a dedicated motor ASIC is code development effort, in exchange for full algorithm flexibility and field firmware updates via ECC Flash.
Recommended
Automotive Sensor and Touch Control Units
Microchip positions the dsPIC33EV GM family for automotive sensors and touch/control units operating amid noise and vibration. The DSPIC33EV64GM002-I/MM supports this domain with the SENT peripheral for single-wire, safety-oriented sensor communication to ECUs, plus the 5V core tolerant of automotive load-dump induced rail disturbance (with external protection). Its ECC Flash protects program memory from bit-flips in high-temperature, vibration-prone environments, and Peripheral Pin Select lets one PCB layout serve multiple sensor variants by remapping RPn pins in firmware. Designers should pair the device with proper TVS suppression and verify extended-temperature needs against the -E/MM variant rated to 125C.
Recommended
Switch-Mode Power Supplies and Power Conversion
The 5V dsPIC33EV64GM002-I/MM works well as a digital controller for LLC, flyback and PFC stages. Its 70 MIPS core closes current-mode loops with single-cycle MAC instructions, high-speed PWM supports frequency and phase-shift modulation, and the 4 DMA channels stream ADC samples to RAM without CPU loading. The 5V supply matches bias rails typically present in power converters, removing one LDO stage compared to 3.3V controllers. Design consideration: keep the PWM-to-gate-driver traces short and ground the QFN exposed pad directly to the power ground plane to prevent switching noise from corrupting analog readings; verify ECC Flash retention over the converter's thermal profile.
Recommended
Industrial Automation and PLC I/O
In factory automation nodes the DSPIC33EV64GM002-I/MM serves as a rugged local controller: the 5V core tolerates the electrically noisy cabinet environment, SENT and UART peripherals (via PPS) link to sensors and higher-level PLC processors, and 70 MIPS handles protocol and control tasks simultaneously. Remappable Peripheral Pin Select means a single PCB can be firmware-configured for different I/O mixes, reducing variant count. ECC Flash supports long service intervals by correcting single-bit errors over years of operation. Place the 6x6 mm QFN with a solid ground pour and bulk 10uF plus local 0.1uF decoupling to survive motor-start transients typical of industrial panels.
Recommended
Home Appliance Control Boards
Appliance main boards combine mains-derived noise, humidity and vibration - exactly the harsh environment the 5V dsPIC33EV family targets per Microchip. The DSPIC33EV64GM002-I/MM drives induction-heater, fan and pump motors via its motor-control PWM, reads capacitive-touch or encoder user inputs, and communicates over UART with displays, all with the noise immunity of a 5V core. 64KB ECC Flash stores appliance firmware plus bootloaders for service updates. Because appliance BOMs are cost-sensitive, the pin-compatible DSPIC33EV32GM002-I/MM allows a firmware-size-driven downgrade on the identical PCB footprint, protecting layout investment across product tiers.
Recommended
Battery Charging and Energy Management
For smart chargers and battery-management front ends, the DSPIC33EV64GM002-I/MM provides the control loop precision needed for CC/CV charging: the ADC monitors voltage and current, the DSP core executes averaging and safety algorithms at 70 MIPS, and PWM adjusts converter duty with dead-time control. The 5V logic matches charge-pump and driver bias levels common in charger designs, and the SENT peripheral can report status to vehicle or host systems. Thermal design matters: keep the controller away from hot power components or use the extended-temperature -E/MM variant, and ground the exposed pad for accurate ADC reference integrity across the -40C to +85C range.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV64GM002-I/MM — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV64GM002-E/MM | DSPIC33EV32GM002-I/MM | DSPIC33EV128GM102T-I/MM | DSPIC33EP64MC502-E/MM |
|---|---|---|---|---|---|
| Package | 28-QFN-S (6x6 mm) | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-U - same footprint class |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB ECC Flash | 64 KB ECC Flash | 32 KB ECC Flash | 128 KB ECC Flash | 64 KB Flash |
| Supply Voltage Class | 5 V robust core | 5 V | 5 V | 5 V | 3.3 V |
| Operating Temperature | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 60 MIPS class |
| Core Family | dsPIC33EV | dsPIC33EV | dsPIC33EV | dsPIC33EV | dsPIC33EP |
Key Differentiators
- 5V-robust core for harsh environments (vs DSPIC33EP64MC502-E/MM)
- Extended-temperature drop-in available (vs DSPIC33EV64GM002-E/MM)
- ECC Flash for functional-safety designs (vs DSPIC33EV32GM002-I/MM)
Design Notes
The 28-QFN-S 6x6 mm package has a large exposed pad that is the primary ground and thermal path. Solder it to a ground pour with an array of vias (typically 4-9) to the internal ground plane; a cold exposed pad causes both thermal failure and noisy ground reference for the ADC. Place 0.1uF ceramic decoupling within 2 mm of each VDD pin and a bulk 4.7-10uF near the supply entry. Estimated: with moderate copper, junction-to-ambient near 40-50 C/W, so a 70 MIPS full-load dissipation stays well within limits at +85C ambient.
The dsPIC33EV has an internal core regulator requiring an external capacitor on VCAP/VDDCORE; do not omit it or the core rail will oscillate and the device will reset intermittently. Follow the exact capacitor value and ESR given in the family datasheet (DS70005144H). If your system is 3.3V-only, note this part expects a 5V-class supply - do not attempt to run it below the datasheet minimum VDD, and consider the 3.3V dsPIC33EP family instead.
Peripheral Pin Select (PPS) is powerful but a common bug source: peripherals mapped to RPn pins at boot may conflict with analog functions on shared pins - explicitly clear ANSEL-type analog configuration for any pin used digitally. Also, MCLR is used for ICSP programming; keep a 10k pull-up and reserve a programming header footprint even in production. Verify programming-spec timing (separate Flash Programming Specification) when writing custom bootloaders.
Compliance Information
Compliance status was not explicitly stated in the provided web data; consult Microchip's product page environmental data for this MPN before export or automotive qualification.
