DSPIC33EV64GM006-I/MR - 16-Bit 70 MIPS 5V DSC | Microchip
MPN: DSPIC33EV64GM006-I/MR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.1 | $4.10 |
| 10 | $3.85 | $38.50 |
| 100 | $3.5 | $350.00 |
| 500 | $3.2 | $1,600.00 |
| 1,000 | $2.95 | $2,950.00 |
DSPIC33EV64GM006-I/MR Overview
A digital signal controller combines the computational horsepower of a DSP with the peripheral integration and control peripherals of a microcontroller. Within the power-management hierarchy, the DSC sits between general-purpose MCUs and dedicated DSPs, making it the preferred choice for closed-loop motor control, digital power conversion, and safety-oriented sensing systems that need both math throughput and rugged I/O.
Key features of this part include the 70 MIPS modified Harvard architecture core with DSP multiply-accumulate instructions, ECC-protected Flash for functional-safety (FuSa) designs, advanced motor-control PWM peripherals, a SENT peripheral for automotive sensor interfaces, and integrated analog features including on-chip op amps. These capabilities reduce external component count while improving noise immunity in electrically harsh environments.
Technically, the dsPIC33EV family operates from a single 5V supply, which is a major advantage over 3.3V-only controllers in automotive and industrial systems where sensors and actuators still run on 5V rails. The ECC Flash detects and corrects single-bit memory errors, supporting safety-critical applications, and the extended peripheral set (PWM, SENT, comparators, op amps) targets SIL-rated and ISO-oriented designs.
Typical applications include BLDC and PMSM motor control in appliances, automotive sensor and touch control units, industrial power supplies, and harsh-environment embedded control where vibration, noise, and wide temperature ranges are present.
A key design consideration: the 5V core simplifies level shifting but requires careful decoupling and PCB layout of the VQFN exposed pad for thermal and ground integrity.
This page synthesizes verified distributor pricing, drop-in same-family alternatives, and practical design guidance not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33EV64GM006-I/MR — 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 DSPIC33EV64GM006-I/MR (same form factor and footprint) — differing in Package, Supply Voltage, Operating Temperature, Core, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV256GM006-I/MR
✅ Drop-In✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EV64GM006T-E/MR
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV128GM006-I/MR
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.3 / Unit
View Datasheet →DSPIC33EV64GM006-E/MR
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV64GM006-I/MR Maximum Ratings & Electrical Characteristics
| Core | dsPIC33EV 16-bit DSC core |
| Performance | 70 MIPS |
| Program Memory | 64KB (22K x 24) ECC Flash |
| RAM | 8KB |
| Supply Voltage | 5V (5V-robust family) |
| Package | 64-VQFN (9x9 mm) |
| Operating Temperature | -40C to +85C (I grade) |
| Mounting Type | Surface Mount |
| Functional Safety Support | Yes (FuSa portfolio, ECC Flash) |
| Motor Control PWM | Yes |
| SENT Peripheral | Yes |
| On-chip Op Amps | Yes |
| Core Architecture | Modified Harvard, DSP-enhanced |
| Family Positioning | Harsh environments: appliances, industrial, automotive |
DSPIC33EV64GM006-I/MR 64-vqfn (9x9 mm) Pin Configuration Guide
Pin configuration for DSPIC33EV64GM006-I/MR (64-vqfn (9x9 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 DSPIC33EV64GM006-I/MR.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV64GM006-I/MR is suitable for 6 applications: BLDC/PMSM Motor Control, Automotive Sensor and Touch Control Units, Digital Power Supplies and Converters, Home Appliance Control, Industrial Automation and PLC I/O, Function-Safety Embedded Control.
BLDC/PMSM Motor Control
The DSPIC33EV64GM006-I/MR fits appliance and industrial motor control because its 70 MIPS DSP-enhanced core executes field-oriented control (FOC) loops with single-cycle multiply-accumulate instructions, while dedicated motor-control PWM peripherals generate complementary or independent PWM outputs with dead-time insertion. The 5V supply lets it drive gate-driver and current-sense circuitry directly without level shifting, and the on-chip op amps condition shunt-resistor current feedback. Placed between the rectified DC bus sensor network and the three-phase inverter, it delivers deterministic loop rates in the tens of kHz; the trade-off is that external gate drivers are still required since the PWM outputs are logic-level.
Recommended
Automotive Sensor and Touch Control Units
Microchip positions the dsPIC33EV GM family specifically for automotive sensors and touch/control units operating reliably in harsh environments with noise and vibration. The DSPIC33EV64GM006-I/MR contributes a SENT peripheral compliant with the single-edge-nibble transmission interface used by modern automotive sensor links, plus ECC Flash that detects and corrects single-bit memory errors for functional-safety designs. Running at 5V, it interfaces directly with 5V automotive sensor rails. Used as the intelligent node between analog sensor elements and a vehicle CAN/LIN gateway, it digitizes and validates signals; the design consideration is that CAN/LIN transceivers remain external and the -I grade covers -40C to +85C, so under-hood positions may need the E grade.
Recommended
Digital Power Supplies and Converters
In digitally controlled AC-DC and DC-DC converters, the DSPIC33EV64GM006-I/MR closes the control loop in firmware: its 70 MIPS core runs the compensator while high-resolution PWM peripherals switch power stages at 100 kHz to several hundred kHz. The 5V tolerance simplifies connection to auxiliary bias rails, and the 12-bit-class ADC plus on-chip op amps handle voltage and current feedback with minimal external analog parts. ECC Flash protects the control firmware from single-bit upsets in electrically noisy switch-mode environments. The trade-off versus a dedicated digital-power controller is that peak-efficiency control tuning is firmware work, but the flexibility to change control laws without respinning hardware is a significant advantage.
Recommended
Home Appliance Control
Appliances such as washing machines, dishwashers, and refrigerators combine noisy motor loads, humid environments, and cost pressure - exactly the harsh-environment profile Microchip cites for the dsPIC33EV family. The DSPIC33EV64GM006-I/MR provides 64KB ECC Flash for the appliance control firmware, 5V I/O that survives the transients typical of relay-switched loads, and PWM resources for both motor drive and buzzer/display control. Acting as the main control board MCU, it sequences motors, heaters, and user-interface peripherals; the design consideration is compliance surge protection on mains-referenced I/O, since the controller itself is not galvanically isolated from the load side.
Recommended
Industrial Automation and PLC I/O
The DSPIC33EV64GM006-I/MR serves as an intelligent I/O node in industrial automation, where 5V logic interoperates with 24V field signals through optocouplers and comparators. Its 70 MIPS throughput supports signal conditioning and fast overcurrent detection in the 10-50 us range, while the ECC Flash and FuSa portfolio alignment support safety-relevant I/O functions. On-chip op amps and the ADC digitize 4-20 mA loop and encoder feedback signals with minimal external components. Placed on a DIN-rail I/O module between the field terminal block and the communication controller, it offloads real-time acquisition from the host; the trade-off is that functional-safety certification of the end system remains the integrator's responsibility.
Recommended
Function-Safety Embedded Control
As part of Microchip's Functional Safety (FuSa) portfolio per DigiKey's classification, the DSPIC33EV64GM006-I/MR targets safety-oriented embedded control such as equipment interlocks, sensor validation, and monitored actuator drives. The ECC Flash corrects single-bit program-memory errors in real time, the SENT peripheral validates automotive-grade sensor data streams, and the family documentation supports safety-manual-based development. The 5V robust signaling improves noise margins relative to 3.3V designs, reducing spurious fault rates in electrically harsh cabinets. Deployed as a diagnostic or safety channel alongside a main controller, it executes periodic self-tests; developers must budget the additional Flash overhead for self-test and diagnostic routines, which favors pairing with the 256KB family member for complex safety cases.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV64GM006-I/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV256GM006-I/MR | DSPIC33EV64GM006T-E/MR | DSPIC33EV128GM006-I/MR |
|---|---|---|---|---|
| Package | 64-VQFN (9x9 mm) | 64-VQFN (9x9 mm) - same | 64-VQFN (9x9 mm) - same | 64-VQFN (9x9 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (ECC Flash) | 64KB (22K x 24) | 256KB | 64KB | 128KB |
| RAM | 8KB | 8KB class | 8KB | 8KB class |
| Core Performance | 16-bit, 70 MIPS | 16-bit, 70 MIPS | 16-bit, 70 MIPS | 16-bit, 70 MIPS |
| Supply Voltage | 5V family | 5V family | 5V family | 5V family |
| Temperature Grade | -40C to +85C (I) | -40C to +85C (I) | Extended (E) grade | -40C to +85C (I) |
Key Differentiators
- 5V-native operation eliminates level shifters (vs DSPIC33EP64MC504-E/MV)
- ECC Flash for functional safety (vs DSPIC33EV32GM104T-I/ML)
- Cost-efficient 64KB entry point with upgrade path (vs DSPIC33EV256GM006-I/MR)
Design Notes
The 64-pin VQFN (9x9 mm) package has a central exposed pad that must be soldered to a ground pour for both thermal dissipation and signal-integrity grounding. Use a window-pane (cross-hatch) stencil pattern on the exposed-pad land to control solder paste volume, with at least 4-6 ground vias stitching the pad to internal ground planes. Place 0.1 uF ceramic decoupling capacitors within 2-3 mm of each VDD/VSS pin pair, plus one bulk 10 uF capacitor near the supply entry. Verify the land pattern against the latest Microchip datasheet package drawing before PCB fabrication.
Do not confuse the -I grade (-40C to +85C) with the -E extended grade when selecting for automotive under-hood positions; the E-suffixed DSPIC33EV64GM006T-E/MR is required above +85C ambient. Also note the "T" suffix indicates tape-and-reel packaging - ordering the tray version into a pick-and-place line causes feeder compatibility issues. Finally, ECC Flash protects program memory but does not replace external watchdog or brown-out supervision in safety designs; enable the internal supervision features in firmware and validate them during system FMEA.
In 5V motor-control environments, PWM switching edges couple into analog feedback paths. Route ADC inputs and the on-chip op amp inputs away from PWM traces, guard them with ground returns, and filter at the pin per the datasheet analog input recommendations. When using the SENT peripheral, keep the sensor signal line twisted/paired with its return and observe the prescribed edge timing budget; SENT communication is timing-critical and sensitive to ground bounce between the sensor and DSC grounds.
Compliance Information
Compliance status not stated in the provided verified web data; confirm RoHS/REACH/AEC-Q100 status on the official Microchip product page or ordering-code environmental datasheet before production use.
