DSPIC33EV32GM002-I/SP - 16-bit 70 MIPS 5V DSC 32KB Flash | Microchip
MPN: DSPIC33EV32GM002-I/SP ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.62 | $3.62 |
| 10 | $3.26 | $32.60 |
| 100 | $2.9 | $290.00 |
| 500 | $2.61 | $1,305.00 |
| 1,000 | $2.35 | $2,350.00 |
DSPIC33EV32GM002-I/SP Overview
A digital signal controller combines the compute architecture of a digital signal processor (DSP) with the peripheral integration and control-oriented ease of a microcontroller. In the power management IC hierarchy, the dsPIC33EV family sits in the 16-bit embedded MCU/DSC class and is engineered specifically for robust operation in harsh electrical environments, with a 5V-tolerant supply range of 4.5V to 5.5V that eliminates the level-shifting circuitry 3.3V controllers require when driving motors, relays and industrial sensors.
Key features include the 16-bit dsPIC33EV core running at 70 MIPS, 4 DMA channels for peripheral-to-memory transfers without CPU intervention, multiple internal bus architectures, and low-power modes. DigiKey lists the device as a Functional Safety (FuSa) capable dsPIC33EV microcontroller, supporting safety-oriented development flows. The family datasheet highlights on-chip PWM, SENT and op-amp peripherals targeted at safety motor control.
The dsPIC33EV32GM002 uses Microchip's enhanced Flash process with in-circuit serial programming (ICSP) via any PGECx/PGEDx pair, and is supported by the MPLAB X IDE and XC16 compiler toolchain. The 28-pin SPDIP package makes the device popular on breadboards, test rigs and legacy through-hole production lines.
Typical applications include appliance motor control, industrial automation nodes, automotive sensors and control units, and 5V sensor-conditioning systems where the integrated op amps and SENT interface reduce external component count.
Designers should budget the 4KB RAM carefully, as DSP filtering and communications buffering consume it quickly, and provide decoupling close to both VDD pins.
This page synthesizes distributor availability, same-package alternatives, and practical design notes not consolidated in the manufacturer datasheet. Pricing shown is an estimate as of 2026-09-26 and must be confirmed with distributors.
Drop-in alternatives for DSPIC33EV32GM002-I/SP — 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 DSPIC33EV32GM002-I/SP (same form factor and footprint) — differing in Program Memory (Flash), RAM, Operating Temperature, Package, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV32GM002-E/SP
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV64GM002-I/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EV16GM002-I/SP
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV32GM302-I/SP
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP64MC202-I/SP
✅ Drop-In✓ In Stock
$3.1 / Unit
View Datasheet →DSPIC33EV32GM002-I/SP Maximum Ratings & Electrical Characteristics
| Core | 16-bit dsPIC33EV DSC |
| Maximum CPU Speed | 70 MIPS |
| Program Memory (Flash) | 32KB (11K x 24) |
| RAM | 4KB |
| Supply Voltage Range | 4.5 V to 5.5 V |
| DMA Channels | 4 |
| Operating Temperature | -40C to +85C (I grade) |
| Package | 28-pin SPDIP (SP) |
| Mounting Type | Through Hole |
| Family Peripherals | PWM, SENT, op amps (per family datasheet) |
| Functional Safety Support | Yes (FuSa, per DigiKey listing) |
| Programming Interface | ICSP via PGECx/PGEDx pairs |
| Low Power Modes | Yes |
| Internal Bus Architecture | Multiple internal buses |
DSPIC33EV32GM002-I/SP 28-pin spdip (sp) Pin Configuration Guide
Pin configuration for DSPIC33EV32GM002-I/SP (28-pin spdip (sp) 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 DSPIC33EV32GM002-I/SP.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV32GM002-I/SP is suitable for 6 applications: Appliance Motor Control, Automotive Sensors and Control Units, Industrial Automation Nodes, 5V Sensor-Conditioning Systems, Educational and Prototyping Platforms, Power Conversion and Digital Power Supplies.
Appliance Motor Control
The DSPIC33EV32GM002-I/SP is purpose-built for safety-oriented motor control in appliances, per Microchip's own family positioning ("5V Robust DSC with Safety Motor Control"). Its 70 MIPS DSP core executes field-oriented control and sensorless estimation algorithms with headroom, while the family PWM peripherals generate complementary gate-drive waveforms with dead-time control. The 4.5V to 5.5V native supply interfaces directly with 5V gate drivers and optocouplers common in washing machines, fans and compressors, eliminating level-shift stages and improving noise immunity against motor switching transients. The 4 DMA channels offload ADC sampling of phase currents so the CPU stays dedicated to the control loop. Budget the 4KB RAM carefully when adding filtering buffers and communication stacks.
Recommended
Automotive Sensors and Control Units
Microchip positions the dsPIC33EV GM family for automotive sensors, touch and control units designed to operate reliably amid noise and vibration. The DSPIC33EV32GM002's 5V-robust I/O withstands the harsh electrical environment of 12V vehicle systems, and the family's SENT (Single Edge Nibble Transmission) interface connects directly to modern automotive sensors that output SENT-encoded signals, removing external decoder ICs. AEC-Q100-capable variants of the same die (such as the -SSVAO grade documented by Microchip USA) exist for qualified positions, so designs can migrate grades without redesign. The 70 MIPS core handles sensor fusion and filtering, while ICSP programming supports end-of-line flashing on the production line.
Recommended
Industrial Automation Nodes
In factory automation, the DSPIC33EV32GM002-I/SP serves as a compact control node driving actuators, reading industrial 5V sensors and bridging to higher-level controllers. The 4.5V to 5.5V supply tolerance suits legacy 5V industrial backplanes where 3.3V MCUs would require level translation on every I/O line. The 70 MIPS core with DSP multiply-accumulate executes digital filtering for noisy sensor signals, and 4 DMA channels stream ADC results without CPU intervention. The -40C to +85C industrial temperature grade covers unconditioned cabinets. Its through-hole 28-pin SPDIP package also simplifies prototyping and field repair on legacy through-hole production equipment common in industrial retrofits.
Recommended
5V Sensor-Conditioning Systems
The dsPIC33EV family integrates on-chip op-amp peripherals per the family datasheet, letting the DSPIC33EV32GM002 amplify and condition analog sensor signals - strain gauges, pressure sensors, current shunts - without external amplifier ICs in many designs. Signals are then digitized by the family ADC and filtered by the 70 MIPS DSP core using FIR/IIR routines in software. The 5V supply directly powers bridge sensors that need excitation at higher voltage for better signal-to-noise ratio, an advantage over 3.3V MCUs. The 4KB RAM supports moderate buffering windows; for long capture sessions, choose the pin-compatible 64KB Flash family variant with the same footprint.
Recommended
Educational and Prototyping Platforms
The 28-pin SPDIP through-hole package of the DSPIC33EV32GM002-I/SP plugs directly into breadboards, solder protoboards and ZIF sockets, making it a practical teaching vehicle for 16-bit DSP and embedded control coursework. Students can program the device via inexpensive ICSP tools (PICkit-class programmers) using the free MPLAB X IDE and XC16 compiler, exploring PWM generation, ADC sampling, DMA and DSP filtering on real hardware. The 5V operation is forgiving of wiring mistakes relative to delicate 3.3V devices, and the industrial -40C to +85C rating removes thermal concerns in lab settings. Multiple PGECx/PGEDx programming pin pairs add flexible header placement on student boards.
Recommended
Power Conversion and Digital Power Supplies
Digital power supplies, PFC stages and LLC converters benefit from the DSPIC33EV32GM002-I/SP's 70 MIPS core and family PWM peripherals with high-resolution control, executing voltage-mode or current-mode compensation loops in software at switching frequencies typical of AC-DC and DC-DC stages. The 5V-native core matches the gate-drive domain of many power stages, simplifying interface design, while the ADC plus 4 DMA channels close feedback loops with low CPU jitter. The DSP MAC architecture computes the compensator efficiently each cycle. Designers should reserve RAM for control state and fault logging, and verify cycle-by-cycle current-limit latency against the datasheet ADC and PWM trigger timing before finalizing the hardware.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV32GM002-I/SP — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV32GM002-E/SP | DSPIC33EV64GM002-I/SP | DSPIC33EV16GM002-I/SP | DSPIC33EV32GM302-I/SP | DSPIC33EP64MC202-I/SP |
|---|---|---|---|---|---|---|
| Package | 28-pin SPDIP | 28-pin SPDIP - same | 28-pin SPDIP - same | 28-pin SPDIP - same | 28-pin SPDIP - same | 28-pin SPDIP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / MIPS | 16-bit dsPIC33EV, 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Program Memory | 32KB (11K x 24) | 32KB | 64KB | 16KB | 32KB | 64KB |
| Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 3.0 V to 3.6 V |
| Temperature Range | -40C to +85C (I) | -40C to +125C (E, extended) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) |
| SENT Peripheral | Yes (EV family) | Yes | Yes | Yes | Yes | No |
Key Differentiators
- 5V-native operation removes level shifters (vs DSPIC33EP64MC202-I/SP)
- Extended-temperature pin-compatible sibling available (vs DSPIC33EV32GM002-E/SP)
- Memory scalability on the same footprint (vs DSPIC33EV64GM002-I/SP)
- Trade-off: less Flash than the dsPIC33EP alternative (vs DSPIC33EP64MC202-I/SP)
Design Notes
Run the DSPIC33EV32GM002 from a clean 5.0V rail within the 4.5V to 5.5V datasheet envelope. Place 100nF ceramic decoupling capacitors at each VDD/VSS pin pair, plus 4.7uF to 10uF of bulk capacitance near the device. Because 5V rails in industrial and appliance environments carry motor-switching transients, add a series ferrite bead or small RC filter between the raw rail and the MCU supply, and clamp with a TVS if transients can exceed the absolute maximum rating. Verify brown-out behavior using the internal BOR feature rather than assuming the regulator recovers cleanly.
For the through-hole SPDIP-28 package, keep the high-frequency oscillator traces (OSC1/OSC2) short and guard them with a ground ring. ICSP header routing is flexible because any PGECx/PGEDx pair can be used, but ICSPCLK and ICSPDAT must come from the same pair - per northernsoftware.com's dsPIC33EV32GM002 support summary. Connect all VSS pins to a solid ground plane even on 2-layer boards, and keep PWM outputs away from analog inputs feeding the on-chip op amps and ADC to protect signal integrity in motor-control layouts.
The 4KB RAM is the most common design ceiling: DSP filtering buffers, DMA descriptors, and communication stacks consume it quickly, so profile memory with the XC16 map file early rather than at integration time. Also note the conflicting timer-count figures circulating (7 vs 9 depending on source); confirm the exact timer configuration in the official 506-page family datasheet before committing peripheral assignments. Finally, the -I grade is specified to -40C to +85C - if the enclosure sees automotive under-hood temperatures, select the -E grade variant instead of pushing the -I part beyond its rating.
Compliance Information
Compliance status not stated in the provided web data. Automotive AEC-Q100 documentation exists for the family's -AAO/-VAO suffix variants (per Microchip USA), but the commercial -I/SP ordering code's qualification must be confirmed with Microchip before use in automotive safety positions.
