DSPIC33EV32GM006-E/MR - 16-bit 5V DSC 32KB Flash | Microchip
MPN: DSPIC33EV32GM006-E/MR ✓ 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 | $3.21 | $3,210.00 |
DSPIC33EV32GM006-E/MR Overview
A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. Within the power management hierarchy, the DSC sits above general-purpose MCUs and below application-specific DSPs, making it the standard choice for closed-loop motor control and power conversion where fast interrupt latency and hardware multiply-accumulate (MAC) are required. The dsPIC33EV family targets harsh 5V industrial and automotive environments.
Key features include a 5V-tolerant supply rail that eliminates external level shifting in 24V industrial systems, six motor-control PWM channels for three-phase inverter drives, and three integrated operational amplifiers that buffer current-shunt signals before the 12-bit ADC, reducing external component count. The Charge Time Measurement Unit (CTMU) supports capacitive touch and precise time measurement, while the SENT interface targets automotive sensor networks. Error-correcting code (ECC) on Flash memory improves functional-safety integrity, a feature DigiKey highlights as Functional Safety (FuSa) qualification.
Architecturally, the device uses a modified Harvard 16-bit core with DSP instruction extensions, 4 DMA channels, and 7 timers, enabling deterministic sampling and control-loop execution at 60 MHz instruction rates. Multiple internal bus structures keep data moves off the core, sustaining throughput in concurrent ADC/PWM control loops.
Typical applications include automotive sensor and touch control units, BLDC and PMSM motor drives for appliances, and industrial power supplies operating in high-vibration, high-noise environments. The AEC-Q100 qualification and -40C to +125C grade make it suitable for under-hood and harsh-industrial deployments.
Design considerations: the integrated op amps have limited bandwidth, so verify gain-bandwidth against your current-loop sampling frequency; and the 9x9 VQFN thermal pad must be well soldered for high ambient temperatures.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with data verified as of 2026-09-26.
Drop-in alternatives for DSPIC33EV32GM006-E/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 DSPIC33EV32GM006-E/MR (same form factor and footprint) — differing in Operating Temperature, Package, CPU Speed, Core, Peripherals.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV32GM006-H/MR
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV256GM006-I/MR
✅ Drop-In✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EV256GM106T-I/MR
✅ Drop-In✓ In Stock
$3.72 / Unit
View Datasheet →DSPIC33EV32GM006-E/MR Maximum Ratings & Electrical Characteristics
| Core | dsPIC33EV 16-bit DSC |
| CPU Speed | 60 MIPS (60 MHz) |
| Supply Voltage | 5 V |
| Flash Memory | 32 KB (11K x 24) with ECC |
| RAM | 4 KB |
| Package | 64-VQFN (9x9 mm), exposed pad |
| Operating Temperature | -40C to +125C (E grade) |
| PWM Channels | 6 motor-control PWM |
| On-chip Op Amps | 3 |
| Timers | 7 |
| DMA Channels | 4 |
| External Interrupts | 3 |
| Special Peripherals | CTMU, SENT, 12-bit ADC |
| Qualification | AEC-Q100, Functional Safety (FuSa) |
| Mounting Type | Surface Mount |
| Applications | Automotive, Industrial, Appliances |
DSPIC33EV32GM006-E/MR 64-vqfn (9x9 mm), exposed pad Pin Configuration Guide
Pin configuration for DSPIC33EV32GM006-E/MR (64-vqfn (9x9 mm), exposed pad 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 DSPIC33EV32GM006-E/MR.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV32GM006-E/MR is suitable for 6 applications: Automotive Sensor and Touch Control Units, BLDC/PMSM Motor Drives for Appliances, Industrial Power Supplies and Digital Power Conversion, Industrial Automation and Harsh-Environment Control, Capacitive Touch Interfaces via CTMU, Automotive Lighting and LED Control Modules.
Automotive Sensor and Touch Control Units
The DSPIC33EV32GM006-E/MR fits automotive sensor and touch control units because it combines AEC-Q100 qualification, an extended -40C to +125C temperature grade, ECC Flash for functional-safety integrity, and a native SENT interface for automotive sensor networks. Microchip positions the dsPIC33EV family specifically for these units operating amid noise and vibration. In a typical design, the CTMU measures capacitive touch inputs for human-machine interfaces, while the 5V I/O directly drives or senses automotive-level signals without external level shifters. The 60 MIPS DSP core executes filtering and diagnostic algorithms on raw sensor data in real time, and the SENT peripheral transmits digitized values to the vehicle ECU using the SAE J2716 protocol. The exposed-pad 64-VQFN provides vibration-resistant, leadless mounting suitable for under-dash or engine-bay control modules.
Recommended
BLDC/PMSM Motor Drives for Appliances
For appliance motor control such as washing machines, refrigeration compressors, and fans, the DSPIC33EV32GM006-E/MR offers a tightly integrated control loop: 6 motor-control PWM channels generate three-phase complementary outputs with hardware dead-time, while the 3 on-chip op amps amplify current-shunt resistor signals directly into the 12-bit ADC, eliminating external operational amplifiers and reducing BOM cost. The 60 MIPS DSP core executes field-oriented control with single-cycle multiply-accumulate operations, keeping current-loop sample rates well above acoustic noise frequencies. The 5V supply rail simplifies interfacing with legacy appliance sensors and power stages in 24V-derived systems. ECC Flash protects firmware integrity against the electrically noisy environment inside motor-driven appliances, and the -40C to +125C E-grade handles hot compressor compartments without derating.
Recommended
Industrial Power Supplies and Digital Power Conversion
In digitally controlled AC-DC and DC-DC power supplies, the DSPIC33EV32GM006-E/MR provides the fast deterministic control loop required for voltage-mode and current-mode regulation. The 12-bit ADC with DMA support streams sampled voltages and currents to memory without core intervention, while the 6 motor-control PWM channels double as high-resolution power-conversion PWM with dead-time and fault shutdown. The 5V core tolerance lets the controller sit close to auxiliary 12V/24V rails through simple regulation, and its noise-hardened design tolerates switching transients near the power stage. The 60 MIPS DSP core implements PID and predictive control algorithms at switching frequencies of tens of kHz with ample margin. ECC Flash and the functional-safety feature set support server and telecom power supplies where reliability requirements are stringent.
Recommended
Industrial Automation and Harsh-Environment Control
Factory automation nodes benefit from the DSPIC33EV32GM006-E/MR combination of 5V noise immunity, 60 MIPS real-time processing, and AEC-Q100-grade robustness translated to industrial use. Typical roles include servo drive control, solenoid and valve sequencing, and sensor aggregation on machinery subject to vibration and electromagnetic interference. The Peripheral Pin Select feature lets designers route UART, SPI, and other digital interfaces to optimal physical pins, simplifying PCB routing in dense control cabinets. Seven timers and 4 DMA channels support concurrent multitasking of communication, timing, and control loops. The extended -40C to +125C E temperature grade allows mounting inside sealed enclosures or near heat-generating actuators where conventional -40C to +85C controllers would be marginal, reducing the need for forced-air cooling.
Recommended
Capacitive Touch Interfaces via CTMU
The Charge Time Measurement Unit (CTMU) in the DSPIC33EV32GM006-E/MR enables precise capacitive touch sensing and sub-nanosecond-class time measurements without a dedicated touch controller. In appliances, industrial panels, and automotive HMI surfaces, the CTMU charges the touch pad through a constant-current source and measures charge time, detecting finger-induced capacitance changes with the 12-bit ADC providing digitization. Multiple channels support keypads, sliders, and proximity detection. Firmware-based touch decoding gives designers full control over sensitivity, drift compensation, and multi-key gesture logic that fixed-function touch ICs cannot match. The 5V operating rail increases the signal-to-noise ratio of touch measurements in electrically noisy environments, and the on-chip op amps can condition shield electrodes for water-tolerant touch designs common in white goods.
Recommended
Automotive Lighting and LED Control Modules
Exterior and interior automotive LED modules require precise current regulation, diagnostics, and fault reporting, all of which the DSPIC33EV32GM006-E/MR addresses. The 6 PWM channels implement multi-channel LED dimming with hardware dead-time and automated fault shutdown, while high-resolution PWM modes support flicker-free dimming for adaptive headlights and interior ambient lighting. The 12-bit ADC reads current-sense and temperature feedback through the on-chip op amps, enabling closed-loop brightness regulation and thermal foldback firmware. The SENT interface reports module status to the body controller per automotive network conventions, and ECC Flash safeguards diagnostic firmware in the electromagnetically hostile vehicle environment. The AEC-Q100 E-grade rating of -40C to +125C covers headlamp housings, where solar load and LED self-heating push ambient temperatures to extremes.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV32GM006-E/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV32GM006-H/MR | DSPIC33EV256GM006-I/MR | DSPIC33EV256GM106T-I/MR |
|---|---|---|---|---|
| Package | 64-VQFN (9x9), exposed pad | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Speed | dsPIC33EV 16-bit, 60 MIPS | dsPIC33EV 16-bit, 60 MIPS | dsPIC33EV 16-bit, 60 MIPS | dsPIC33EV 16-bit, 60 MIPS |
| Flash Memory | 32 KB (ECC) | 32 KB (ECC) | 256 KB (ECC) | 256 KB (ECC) |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (H grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| Motor-Control PWM / Op Amps | 6 MC PWM, 3 op amps | 6 MC PWM, 3 op amps | 6 MC PWM, 3 op amps | 6 MC PWM, 3 op amps |
| Automotive Qualification | AEC-Q100, FuSa | AEC-Q100 | AEC-Q100 | AEC-Q100 |
Key Differentiators
- Extended -40C to +125C automotive E-grade in VQFN footprint (vs DSPIC33EV32GM006-H/MR)
- Integrated analog front end reduces BOM (vs DSPIC33EV256GM106T-I/MR)
- ECC Flash for functional-safety integrity (vs DSPIC33EV256GM006-I/MR)
Design Notes
The 64-VQFN (9x9) exposed pad is the primary heat-removal path for the DSPIC33EV32GM006-E/MR at -40C to +125C ambient. Connect the pad directly to a solid ground plane with a via array (at least a 3x3 grid) to spread heat into inner PCB layers. At 125C ambient, junction temperature headroom is small, so estimate power dissipation from core current plus I/O loads before finalizing enclosure design; verified junction-to-ambient thermal resistance values should be taken from the family datasheet DS70005144H rather than assumed.
Decouple VDD with a 0.1 uF ceramic capacitor at each supply pin placed within 2 mm of the pin, plus bulk capacitance (4.7-10 uF) near the device. Because the integrated op amps amplify shunt signals for the ADC, route current-sense traces as short Kelvin connections directly to the op-amp input pins to avoid ground-bounce errors in motor drive layouts. Keep the PWM output traces away from analog inputs and the CTMU touch pads to preserve measurement accuracy.
Do not confuse the temperature-grade suffixes: the -E/MR is required for -40C to +125C applications, while -H and -I grade variants in the same 64-VQFN footprint only cover -40C to +85C; substituting the wrong grade in an under-hood design risks field failures. Also note that Peripheral Pin Select remaps digital peripherals at runtime - verify the PPS configuration lock setting in firmware so an errant write cannot break UART/SPI mapping during operation.
Compliance Information
AEC-Q100 qualification and automotive temperature grade confirmed via distributor listings (Hotenda, Vyrian) and Microchip product page. RoHS/lead-free status inferred from standard Microchip active RoHS product offering; verify on the Microchip compliance portal for certificate copies.
