DSPIC33EV128GM003-E/M5 - 16-Bit 5V DSC 128KB Flash | Microchip
MPN: DSPIC33EV128GM003-E/M5 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.25 | $5.25 |
| 10 | $4.77 | $47.70 |
| 100 | $4.35 | $435.00 |
| 500 | $3.98 | $1,990.00 |
| 1,000 | $3.62 | $3,620.00 |
DSPIC33EV128GM003-E/M5 Overview
A digital signal controller combines the compute throughput of a DSP (single-cycle MAC, DSP instruction set, dual operand fetch) with the peripheral integration and interrupt latency of a microcontroller. Within the power-management hierarchy, the dsPIC33EV family sits in the broader class of embedded MCUs and is specifically aimed at 5V industrial nodes where 3.3V controllers would require extra level-shifting and supply complexity.
Key features include 60 MIPS execution (40 MIPS for the -H variant), Flash Error Correction Code (ECC) for functional safety designs, 3 integrated op amps that offload external signal-conditioning for current shunt sensing, 6 MC PWM channels with dead-time control, SENT peripheral support for automotive sensor interfaces, and the CTMU for capacitive touch and precise time measurement. Supply voltage spans 4.5V to 5.5V per distributor specification data.
Architecturally, the device uses the 16-bit dsPIC33E core with a multiple internal bus architecture, hardware DSP multiply-accumulate, and a full set of serial peripherals (UART, SPI, I2C) for system connectivity. The 128KB (43K x 24) ECC-protected program memory supports Class B functional safety libraries; DigiKey lists the part under Microchip's Functional Safety (FuSa) category.
Typical applications include automotive sensor and touch control units, BLDC and PMSM motor control in appliances, industrial power supplies and digital lighting, and harsh-environment sensing where 5V noise immunity matters.
Design consideration: the UQFN-36 (5x5) footprint requires careful thermal pad soldering; plan the exposed pad land pattern per Microchip layout guidelines to ensure reliable grounding and heat dissipation.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EV128GM003-E/M5 — 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 DSPIC33EV128GM003-E/M5 (same form factor and footprint) — differing in Core, Package, Motor Control PWM, Qualification, RAM.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV128GM003-H/M5
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV128GM003-I/M5
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV64GM003-E/M5
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →DSPIC33EV256GM003-E/M5
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.58 / Unit
View Datasheet →DSPIC33EV128GM103-E/M5
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV128GM003-E/M5 Maximum Ratings & Electrical Characteristics
| Core | 16-bit dsPIC33E |
| Max CPU Speed | 60 MIPS (60 MHz) |
| Program Memory | 128KB (43K x 24) ECC Flash |
| RAM | 8KB |
| Supply Voltage | 4.5 V to 5.5 V |
| Motor Control PWM | 6 channels |
| On-chip Op Amps | 3 |
| CTMU | Yes (Charge Time Measurement Unit) |
| SENT Peripheral | Yes |
| Package | 36-UQFN (5x5 mm) |
| Operating Temperature | -40C to +125C (E grade) |
| Mounting Type | Surface Mount |
| Grade | Automotive, AEC-Q100, Functional Safety (FuSa) |
| Oscillator Type | Internal |
| Program Memory Type | FLASH |
| RoHS Status | Compliant |
DSPIC33EV128GM003-E/M5 36-uqfn (5x5 mm) Pin Configuration Guide
Pin configuration for DSPIC33EV128GM003-E/M5 (36-uqfn (5x5 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 DSPIC33EV128GM003-E/M5.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV128GM003-E/M5 is suitable for 6 applications: Automotive Sensor and Touch Control Units, BLDC / PMSM Motor Control, Appliance Control Boards, Industrial Power Supplies and Digital Lighting, Functionally Safe Embedded Control, Harsh-Environment Industrial Sensing.
Automotive Sensor and Touch Control Units
The DSPIC33EV128GM003-E/M5 fits automotive sensor and touch control units because it combines AEC-Q100-grade qualification data, a -40C to +125C extended temperature range, and the SENT peripheral for direct interfacing with automotive smart sensors. The 5V supply provides wide noise margins against the harsh electrical environment of vehicle harnesses, while ECC-protected Flash guards against bit corruption from vibration-induced and radiation-induced upsets. The CTMU supports robust capacitive touch detection on switches and panels. Placed in a compact 36-pin UQFN (5x5 mm) footprint, the controller keeps node BOM count low; the main design trade-off is ensuring the exposed pad is well grounded for thermal and EMI performance in under-hood-adjacent locations.
Recommended
BLDC / PMSM Motor Control
For three-phase BLDC and PMSM drives, the DSPIC33EV128GM003-E/M5 provides 6 motor-control PWM channels with complementary outputs and dead-time insertion - exactly the channel count of a three-phase inverter bridge. The 3 on-chip op amps amplify low-side shunt currents, removing three external amplifier ICs from the BOM, and the 60 MIPS DSP core executes field-oriented control loops with single-cycle MAC instructions at 16 kHz+ PWM frequencies. The 5V I/O drives gate-driver inputs directly with strong noise immunity in vibrating, noisy appliance and industrial environments. Designers should route PWM outputs away from analog op-amp inputs and decouple VDD with 0.1uF plus 10uF capacitors to keep ADC readings clean during PWM switching edges.
Recommended
Appliance Control Boards
Home appliance control boards - washers, refrigerators, dishwashers, and air conditioners - benefit from the DSPIC33EV128GM003-E/M5 because Microchip positions the dsPIC33EV family explicitly for harsh environments with noise and vibration. The 5V core tolerates the electrically noisy back-EMF and relay-switching environment inside appliances, the ECC Flash protects firmware integrity over the product lifetime, and the CTMU enables capacitive touch user interfaces without mechanical buttons. The 128KB Flash holds motor control, UI, and communication firmware in a single device, and the internal oscillator removes the need for a crystal in cost-sensitive boards. The trade-off is that 5V operation requires attention to power-supply efficiency compared with 3.3V designs.
Recommended
Industrial Power Supplies and Digital Lighting
In switched-mode power supplies, digital lighting ballasts, and LED drivers, the DSPIC33EV128GM003-E/M5 provides the DSP throughput (60 MIPS, single-cycle MAC) needed for high-bandwidth current-mode control loops. The 6 PWM channels support interleaved topologies, the on-chip op amps condition feedback shunt signals without external amplifiers, and the 12-bit ADC pipeline samples control variables synchronized to PWM edges for low-latency regulation. The extended -40C to +125C rating suits industrial cabinets and enclosed luminaires where ambient temperatures climb. Because the device operates from a 5V rail, it interfaces cleanly with standard industrial analog front ends. Consider using the CTMU for precise timing measurements in resonant converter topologies.
Recommended
Functionally Safe Embedded Control
DigiKey classifies the DSPIC33EV128GM003-E/M5 within Microchip's Functional Safety (FuSa) dsPIC33EV category, making it appropriate for control systems that must support safety integrity requirements in industrial machinery and automotive subsystems. The Flash ECC (Error Correction Code) provides single-bit error correction and detection in program memory, a foundational element of safety architectures, while the AEC-Q100 automotive-grade qualification and 60 MIPS headroom allow simultaneous safety monitoring routines and primary control loops. Microchip provides safety manuals and Class B libraries for the dsPIC33EV family to support diagnostic coverage documentation. Designers should budget RAM for safety stacks since the 8KB RAM is shared between application and diagnostic code.
Recommended
Harsh-Environment Industrial Sensing
Industrial sensing nodes exposed to vibration, dust, temperature extremes, and electrical noise benefit from the DSPIC33EV128GM003-E/M5's -40C to +125C rating, 5V noise immunity, and integrated analog. The 3 op amps buffer and amplify sensor signals from pressure bridges, thermocouple amplifiers, or current shunts directly on-chip, while the CTMU measures precise charge times for capacitive or resistive sensing. The internal oscillator tolerates conditions where crystals are vulnerable to vibration, and the SENT peripheral decodes automotive/industrial smart-sensor data streams natively. The 128KB Flash accommodates compensation tables and communication stacks. Route analog sensor traces away from PWM lines and use differential routing for low-level signals to preserve the 10/12-bit ADC accuracy.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV128GM003-E/M5 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV128GM003-H/M5 | DSPIC33EV64GM003-E/M5 | DSPIC33EV256GM003-E/M5 | DSPIC33EV128GM103-E/M5 |
|---|---|---|---|---|---|
| Package | 36-UQFN (5x5 mm) | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128KB (43K x 24) ECC | 128KB ECC | 64KB ECC | 256KB ECC | 128KB ECC |
| RAM | 8KB | 8KB | 8KB | 16KB | 8KB |
| Max CPU Speed | 60 MIPS (60 MHz) | 40 MIPS (40 MHz) | 60 MIPS | 60 MIPS | 60 MIPS |
| On-chip Op Amps | 3 | 3 | 3 | 3 | 0 (no op amps) |
| Motor Control PWM | 6 channels | 6 channels | 6 channels | 6 channels | 6 channels |
Key Differentiators
- Full 60 MIPS speed grade with extended temperature range (vs DSPIC33EV128GM003-H/M5)
- Double the program memory of the family entry point (vs DSPIC33EV64GM003-E/M5)
- Integrated analog front end (3 op amps + CTMU) (vs DSPIC33EV128GM103-E/M5)
Design Notes
The 36-UQFN (5x5 mm) package has a large exposed thermal pad on the underside. Design the PCB land pattern with a corresponding thermal pad connected to a grounded via array (typically 4-9 vias) to ensure reliable solder wetting, grounding, and heat transfer. Follow Microchip's UQFN surface-mount guidelines for stencil apertures; a fully solid stencil on the exposed pad can cause floating during reflow. Pin 1 is indicated by the circular marker on the package top - verify orientation against the family datasheet pin diagrams before finalizing layout.
Supply the DSPIC33EV128GM003-E/M5 from a regulated 5V rail within the 4.5V to 5.5V range. Decouple each VDD pin with a 0.1uF ceramic capacitor placed within 2 mm of the pin, plus one bulk 10uF capacitor near the device. The dsPIC33EV family requires a VCAP capacitor on the internal regulator output - use the exact value specified in the family datasheet (DS70005144H) and place it close to the pin; an incorrect or missing VCAP capacitor is one of the most common causes of brown-out and erratic operation on first prototypes.
When using all 6 motor-control PWM channels in a three-phase drive, PWM edges at 20 kHz+ switching frequencies couple strongly into the on-chip op-amp inputs and ADC channels. Keep analog shunt-sense routing differential and close to the op-amp input pins, guard them with ground, and synchronize ADC sampling to PWM centers using the ADC trigger-from-PWM feature rather than free-running sampling. This measurably reduces switching-noise-induced ADC error and improves FOC current-loop accuracy.
Compliance Information
DigiKey classifies the part under Microchip's Automotive (AEC-Q100) and Functional Safety (FuSa) dsPIC33EV categories. RoHS/lead-free per standard Microchip packaging; verify REACH and halogen-free status via the Microchip product page.