dsPIC33EV64GM002-E/SO - 16-bit 5V 70 MIPS DSC | Microchip
MPN: DSPIC33EV64GM002-E/SO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.85 | $4.85 |
| 10 | $4.42 | $44.20 |
| 100 | $3.95 | $395.00 |
| 500 | $3.58 | $1,790.00 |
| 1,000 | $3.2 | $3,200.00 |
DSPIC33EV64GM002-E/SO Overview
A digital signal controller is a hybrid device that merges the computational architecture of a digital signal processor (DSP) with the peripheral set and ease of use of a microcontroller (MCU). Within the power-management hierarchy of embedded systems, the dsPIC33EV family sits above basic PIC16/PIC18 MCUs and targets real-time control loops where deterministic multiply-accumulate throughput, fast interrupt latency and robust on-chip peripherals such as high-resolution PWM are required.
Key features include the 5V-tolerant dsPIC33E core running up to 70 MIPS, 64KB of ECC Flash that detects and corrects single-bit memory errors for safety-critical designs, 8KB of on-chip RAM, and four direct memory access (DMA) channels that offload data movement from the CPU. The device integrates seven timers and fixed-point DSP engine features including a barrel shifter, DSP multiply and dual-operand fetch for efficient control-law execution.
The extended-temperature E-grade silicon is characterized across -40C to +125C, and the dsPIC33EV family datasheet (Microchip document DS70005144H, 506 pages) highlights on-chip peripherals tailored for safety motor control: advanced PWM modules, SENT peripheral support, and integrated operational amplifiers that reduce external component count in current-sense paths. The 5V I/O domain is a differentiator in harsh automotive and industrial environments, improving noise margin versus 3.3V-only competitors and allowing direct drive of many field-level signals without level shifting.
Typical applications include sensorless BLDC and PMSM motor control, electric power steering and automotive sensor units, appliance motor drives, and industrial control nodes exposed to vibration, noise and wide temperature swings.
A key design consideration is power supply decoupling: each VDD/VSS pin pair should have a low-ESR 0.1uF ceramic capacitor placed as close as possible to the pins, and the on-chip regulator capacitor pin must follow the datasheet connection guidelines for reliable core-power operation.
This page synthesizes distributor availability data, family-level specifications, drop-in same-family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EV64GM002-E/SO — 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-E/SO (same form factor and footprint) — differing in Package, Core Architecture, Qualification, RAM, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV64GM002-I/SO
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV256GM002-E/SO
✅ Drop-In✓ In Stock
$7.18 / Unit
View Datasheet →DSPIC33EV32GM002-E/SO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV128GM002-E/SO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV32GM102-I/SO
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.35 / Unit
View Datasheet →DSPIC33EV64GM002-E/SO Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E DSC |
| Maximum CPU Speed | 70 MIPS |
| Core Type | CMOS fixed-point DSP core |
| Flash Program Memory | 64 KB (ECC protected) |
| RAM | 8 KB |
| Operating Voltage | 5 V supply domain |
| DMA Channels | 4 |
| Timers | 7 |
| DSP Features | Barrel shifter, fixed-point DSP engine |
| Peripherals | PWM, SENT, on-chip op amps |
| Package | 28-pin SOIC |
| Mounting Type | Surface Mount |
| Operating Temperature Range | -40C to +125C (E grade) |
| Programming Interface | ICSP (multiple PGECx/PGEDx pairs) |
| Target Markets | Automotive, industrial, appliances |
DSPIC33EV64GM002-E/SO 28-pin soic Pin Configuration Guide
Pin configuration for DSPIC33EV64GM002-E/SO (28-pin soic 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 DSPIC33EV64GM002-E/SO.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV64GM002-E/SO is suitable for 6 applications: Sensorless BLDC/PMSM Motor Control, Automotive Sensor and Control Units, Appliance Motor Drives and Controls, Industrial Control and Automation Nodes, Digital Power Conversion, Automotive Body and Convenience Electronics.
Sensorless BLDC/PMSM Motor Control
The dsPIC33EV64GM002-E/SO fits safety motor control because its 70 MIPS fixed-point DSP core executes field-oriented control (FOC) loops with single-cycle MAC operations and a barrel shifter, while the advanced PWM peripherals generate complementary outputs with hardware dead-time insertion and fault shutdown. The 64KB ECC Flash protects the control firmware against single-bit upsets in electrically noisy motor environments, a benefit highlighted in Microchip's '5V Robust DSC with Safety Motor Control' positioning. The integrated on-chip op amps can condition shunt-resistor current feedback directly, reducing external component count. Running from a 5V rail, the device tolerates the ground bounce and switching noise typical of inverter boards better than 3.3V controllers. The main trade-off is thermal: place the DSC away from gate-driver hot spots to keep junction temperature within the -40C to +125C E-grade envelope.
Recommended
Automotive Sensor and Control Units
Microchip positions the dsPIC33EV GM family for automotive sensors, touch and control units operating amid noise and vibration. The -E/SO grade covers -40C to +125C, matching under-hood and near-engine ambient requirements, and the SENT peripheral provides the industry-standard single-edge-nibble-transmission interface used by automotive sensor modules, allowing the DSC to transmit digitized sensor data to an ECU without a separate SENT encoder chip. The 5V I/O domain improves noise margin over 3.3V logic when signals cross harness connectors. The 4 DMA channels offload SENT and ADC data streams so the 70 MIPS core remains available for filtering and plausibility checks. The 28-pin SOIC suits compact sensor housings, though the leaded package should be confirmed against the solder-reflow and vibration requirements of the specific module specification.
Recommended
Appliance Motor Drives and Controls
Home appliances such as washing machines, dishwashers and refrigeration compressors need motor control robust to line transients, humidity and wide ambient swings. The dsPIC33EV64GM002-E/SO addresses this with 5V noise immunity, ECC-protected firmware storage, and PWM flexibility for both PMSM and universal-motor control at up to 70 MIPS of loop bandwidth. The extended -40C to +125C rating covers unventilated appliance enclosures where internal temperatures exceed +85C. The 64KB Flash accommodates feature-rich firmware including user-interface logic, communication stacks and fault diagnostics in a single chip, and the 8KB RAM holds control-loop state and commutation tables. Design consideration: implement zero-cross and overcurrent fault paths to hardware PWM shutdown inputs rather than software-only protection, per Microchip safety motor control reference designs.
Recommended
Industrial Control and Automation Nodes
In factory automation, the dsPIC33EV64GM002-E/SO serves as a real-time control node driving actuators, pumps and positioning stages. The 70 MIPS core and DSP engine execute PID and notch-filter algorithms deterministically, the 7 timers provide multi-channel scheduling, and the 4 DMA channels stream ADC results without CPU intervention. The 5V logic level interfaces directly with legacy industrial 5V sensors and PLC I/O, avoiding level-shifting stages. Extended -40C to +125C operation suits sealed control cabinets and outdoor equipment. The 28-pin SOIC keeps board area small for distributed I/O modules. Engineering note: the device offers multiple PGECx/PGEDx pairs for ICSP - route one pair to a field-service programming header so firmware can be updated in the cabinet without removing the board.
Recommended
Digital Power Conversion
Switching power supplies, solar micro-inverters and battery chargers benefit from the dsPIC33EV64GM002-E/SO's combination of fast PWM peripherals and DSP math. The 70 MIPS core closes voltage- and current-loop bandwidths needed for digital power, while the high-resolution PWM supports phase-shifted and interleaved topologies with sub-nanosecond effective duty-cycle steps when using the family's PWM extensions. The 5V domain simplifies interfacing with gate drivers that accept 5V logic inputs. ECC Flash protects calibration constants and control firmware across the -40C to +125C range required in outdoor power electronics. The integrated op amps can amplify shunt currents for cycle-by-cycle limiting. Trade-off: at high switching frequencies, budget interrupt latency carefully and prefer hardware-triggered ADC sampling synchronized to the PWM period.
Recommended
Automotive Body and Convenience Electronics
Modules such as window lifts, seat controllers, wiper systems and lighting drivers use the dsPIC33EV64GM002-E/SO as a cost-effective single-chip controller. Its 70 MIPS core handles both the motor control loops and the LIN/CAN communication stack concurrently, the 64KB ECC Flash retains firmware integrity over vehicle lifetime, and the -40C to +125C grade matches cabin-to-engine-bay placement. The 5V I/O drives discrete loads and reads switches directly with adequate noise margin across the 12V board's grounded transients. SENT support also suits modules that must report position or level data to a master ECU. Design consideration: include TVS protection and appropriate series resistance on harness-connected I/O, since the 5V pins are tolerant but not rated for load-dump transients without external suppression.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV64GM002-E/SO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV64GM002-I/SO | DSPIC33EV256GM002-E/SO | DSPIC33EV32GM002-E/SO | DSPIC33EV128GM002-E/SO | DSPIC33EV32GM102-I/SO |
|---|---|---|---|---|---|---|
| Package | 28-pin SOIC | 28-pin SOIC - same | 28-pin SOIC - same | 28-pin SOIC - same | 28-pin SOIC - same | 28-pin SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Program Memory | 64 KB (ECC) | 64 KB (ECC) | 256 KB (ECC) | 32 KB (ECC) | 128 KB (ECC) | 32 KB (ECC) |
| 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) | -40C to +85C (I grade) |
| Supply Domain | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Peripheral Set | PWM, SENT, op amps, 4 DMA, 7 timers | Identical (same die) | Identical (same die) | Identical (same die) | Identical (same die) | GM102 variant - peripheral mapping differs, verify against DS70005144H |
Key Differentiators
- Extended temperature rating at same cost tier (vs DSPIC33EV64GM002-I/SO)
- Largest same-footprint flash upgrade (vs DSPIC33EV256GM002-E/SO)
- Cost-optimized mid-density option (vs DSPIC33EV32GM002-E/SO)
- 5V noise immunity vs 3.3V DSP controllers (vs Typical 3.3V DSC competitors)
Design Notes
Provide one low-ESR 0.1uF ceramic capacitor at every VDD/VSS pin pair, placed within 2-3 mm of the pins, plus 4.7-10uF bulk capacitance near the board supply entry. Follow the family datasheet DS70005144H connection guidelines for the on-chip regulator capacitor pin - an incorrect or missing regulator capacitor is the most common cause of erratic startup on dsPIC33E designs. Estimated: a 70 MHz internal clock at typical load draws in the tens of mA range; confirm exact ICC from the datasheet electrical characteristics table for your supply budget.
Route one PGECx/PGEDx pair to an in-circuit programming header - any pair may be used, but ICSPCLK and ICSPDAT must come from the same pair (e.g., PGEC2 + PGED2). Keep PWM output traces short with a nearby gate-return path to limit radiated switching noise, and keep the analog sensing traces (op amp inputs, VREF) away from PWM and gate-drive nets. Use a solid ground plane under the DSC rather than a segmented ground to minimize loop area for the motor-control switching currents.
Do not exceed the E-grade +125C junction limit when the SOIC is mounted near hot gate drivers - estimate junction temperature as ambient plus power dissipation times theta-JA from the datasheet package section. Tie unused I/O as inputs with pull-ups or configure as outputs driving low to prevent floating-pin oscillation. When substituting flash-density variants (32KB/64KB/128KB/256KB), update linker scripts and bootloader address maps; code linked for 64KB will not automatically relocate on a 32KB part.
Compliance Information
Compliance data was not present in the verified web data for this exact orderable part. Current-production Microchip dsPIC33EV devices are generally RoHS-compliant, but per data authenticity policy the exact material declaration must be confirmed on the Microchip product page before release.
