DSPIC33EV32GM004-E/P8 - 16-Bit 5V DSC 60MHz 48-TQFP | Microchip
MPN: DSPIC33EV32GM004-E/P8 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.68 | $5.68 |
| 10 | $5.12 | $51.20 |
| 100 | $4.55 | $455.00 |
| 500 | $4.1 | $2,050.00 |
| 1,000 | $3.72 | $3,720.00 |
DSPIC33EV32GM004-E/P8 Overview
A digital signal controller (DSC) combines the computational throughput of a digital signal processor (DSP) with the peripheral integration and deterministic control of a microcontroller (MCU). Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs, making it the natural choice for closed-loop motor control and power conversion where fast multiply-accumulate operations and precise PWM generation must coexist.
Key features of this device include 6 motor-control PWM channels (6 MC PWM), three integrated operational amplifiers (Op Amps) for current-sense signal conditioning, a Charge Time Measurement Unit (CTMU) for capacitive touch and precision time measurement, and a SENT peripheral for automotive sensor interfaces. The 5V operating range (4.5V to 5.5V) directly tolerates noisy 12V automotive and industrial rail environments after simple regulation, improving noise immunity compared to 3.3V-only controllers.
Architecturally, the dsPIC33EV family uses the 16-bit dsPIC DSC core with DSP instruction support, single-cycle MAC, and hardware division. ECC Flash protects program memory against single-bit faults, supporting functional safety (FuSa) designs, and the family is AEC-Q100 qualified for automotive use. Peripheral set includes UART, SPI, I2C, QEI, and high-speed 12-bit ADC channels for current and voltage feedback loops.
Typical applications include BLDC and PMSM motor drives for appliances, automotive pumps and fans, DC-DC converters, electronic power steering assist units, and industrial HVAC blowers. The three on-chip op amps reduce external component count in shunt-based current-feedback loops.
Design consideration: enable the internal voltage regulator with a low-ESR capacitor on VCAP, and use the ECC Flash option plus watchdog timer when targeting safety-relevant motor control functions.
This page synthesizes distributor pricing, drop-in family alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EV32GM004-E/P8 — 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 DSPIC33EV32GM004-E/P8 (same form factor and footprint) — differing in Operating Temperature, Core Architecture, Package, Functional Safety Support, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV64GM104-E/P8
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EV128GM004-E/P8
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.86 / Unit
View Datasheet →DSPIC33EV256GM104-E/P8
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →DSPIC33EV32GM104-E/P8
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.85 / Unit
View Datasheet →DSPIC33EV32GM004-I/P8
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.48 / Unit
View Datasheet →DSPIC33EV32GM004-E/P8 Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC DSC |
| Max CPU Speed | 60 MHz |
| Program Memory | 32KB (11K x 24) ECC Flash |
| RAM | 4KB |
| Operating Voltage | 4.5 V to 5.5 V |
| Supply Category | 5V DSC |
| Motor Control PWM Channels | 6 MC PWM |
| On-chip Op Amps | 3 |
| Charge Time Measurement Unit | CTMU |
| SENT Interface | Yes |
| Package | 48-TQFP (7x7 mm) |
| Operating Temperature | -40C to +125C |
| Qualification | AEC-Q100, Functional Safety (FuSa) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Typical Applications | Motor control, automotive, industrial |
DSPIC33EV32GM004-E/P8 Pin Configuration
| Pin 1 | MCLR — Master clear reset input |
| Pin 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive voltage reference |
| Pin 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative voltage reference |
| Pin 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select |
| Pin 5 | AN3/INDX/CN5/RB3 — Analog input 3 / QEI index |
| Pin 6 | AN4/QEA/CN6/RB4 — Analog input 4 / QEI phase A |
| Pin 7 | AN5/QEB/CN7/RB5 — Analog input 5 / QEI phase B |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1/CLKI/RC12 — Oscillator crystal input / external clock |
| Pin 10 | OSC2/CLKO/RC15 — Oscillator crystal output / clock output |
| Pin 11 | VDD — Power supply (4.5V to 5.5V) |
| Pin 12 | AN6/OCFA/RB6 — Analog input 6 / PWM fault A input |
| Pin 13 | AN7/RB7 — Analog input 7 |
| Pin 14 | AN8/RB8 — Analog input 8 |
| Pin 15 | AN9/RB9 — Analog input 9 |
| Pin 16 | AN10/REFO/RB10 — Analog input 10 / reference clock output |
| Pin 17 | AN11/RB11 — Analog input 11 |
| Pin 18 | VDD — Power supply |
| Pin 19 | VSS — Ground reference |
| Pin 20 | AN12/OPIA1/RB12 — Analog input 12 / op amp 1 non-inverting input |
| Pin 21 | AN13/OP2A/RB13 — Analog input 13 / op amp 2 input |
| Pin 22 | AN14/OP3A/RB14 — Analog input 14 / op amp 3 input |
| Pin 23 | AN15/RB15 — Analog input 15 |
| Pin 24 | VCAP — Internal regulator capacitor pin (low-ESR ceramic to VSS) |
| Pin 25 | RP40/RF4/SDA1 — Remappable pin / I2C data |
| Pin 26 | RP41/RF5/SCL1 — Remappable pin / I2C clock |
| Pin 27 | RP42/RF0 — Remappable pin (UART/SPI/SENT) |
| Pin 28 | RP43/RF1 — Remappable pin (UART/SPI/SENT) |
| Pin 29 | RP44/RF2 — Remappable pin (UART/SPI/SENT) |
| Pin 30 | RP45/RF3 — Remappable pin (UART/SPI/SENT) |
| Pin 31 | PWM1L/RD0 — Motor-control PWM 1 low-side output |
| Pin 32 | PWM1H/RD1 — Motor-control PWM 1 high-side output |
| Pin 33 | PWM2L/RD2 — Motor-control PWM 2 low-side output |
| Pin 34 | PWM2H/RD3 — Motor-control PWM 2 high-side output |
| Pin 35 | PWM3L/RD4 — Motor-control PWM 3 low-side output |
| Pin 36 | PWM3H/RD5 — Motor-control PWM 3 high-side output |
| Pin 37 | VDD — Power supply |
| Pin 38 | VSS — Ground reference |
| Pin 39 | OA1OUT/RG0 — Op amp 1 output |
| Pin 40 | OA2OUT/RG1 — Op amp 2 output |
| Pin 41 | OA3OUT/RG2 — Op amp 3 output |
| Pin 42 | RP54/RG6 — Remappable pin (UART/SPI) |
| Pin 43 | RP55/RG7 — Remappable pin (UART/SPI) |
| Pin 44 | RP56/RG8 — Remappable pin (UART/SPI) |
| Pin 45 | RP57/RG9 — Remappable pin (UART/SPI) |
| Pin 46 | RP59/RC1/T1CK — Remappable pin / Timer 1 clock input |
| Pin 47 | RP63/RC3 — Remappable pin |
| Pin 48 | VSS — Ground reference |
Typical Applications
DSPIC33EV32GM004-E/P8 is suitable for 6 applications: Automotive Motor Control, Industrial BLDC/PMSM Drives, Home Appliance Control, DC-DC and Power Conversion, Automotive Sensor Interfaces, Capacitive Touch User Interfaces.
Automotive Motor Control
The DSPIC33EV32GM004-E/P8 fits automotive motor-control units such as pumps, fans, and HVAC blowers because it combines AEC-Q100 qualification, -40C to +125C extended-temperature operation, and a native 5V supply tolerant of noisy vehicle electrical systems. Its 6 motor-control PWM channels drive three-phase bridges at 60 MHz core speed, while the three on-chip op amps condition shunt current signals before the ADC samples them, cutting external component count. The SENT interface connects directly to SAE J2716 automotive position and pressure sensors. ECC Flash supports functional-safety development. Trade-off: 32KB Flash limits code size, so bootloader plus diagnostics should be planned carefully or the 64KB pin-compatible variant used.
Recommended
Industrial BLDC/PMSM Drives
For industrial brushless-DC and permanent-magnet synchronous motor drives, the 60 MHz dsPIC33EV core executes field-oriented control (FOC) loops with single-cycle MAC instructions and deterministic interrupts. The 6 MC PWM channels generate complementary outputs with dead-time for the three-phase inverter, and the 12-bit ADC samples phase currents and DC-bus voltage for the control loop. The integrated op amps amplify low-level shunt signals, improving noise margins in electrically noisy factory environments at 5V logic levels. QEI input supports encoder-based servo positioning. With 32KB Flash, a compact FOC implementation plus Modbus-over-UART fits comfortably; add safety diagnostics and the margin shrinks, making the pin-compatible 128KB variant the safer long-term choice for expanding firmware.
Recommended
Home Appliance Control
Appliances such as washing machines, dishwashers, and refrigerators require robust 5V controllers that survive voltage transients, humidity, and temperature swings; the dsPIC33EV32GM004's 5V operation and -40C to +125C rating (in the -E grade) directly address this. The CTMU enables capacitive-touch user interfaces without dedicated touch ICs, the on-chip op amps read motor shunt currents for variable-speed drives, and the 60 MHz DSP core handles sensor fusion for load and imbalance detection. ECC Flash protects against single-bit upsets in fluorescent-lamp and motor-noise-rich chassis. Design consideration: use the 5V noise immunity to shorten analog traces to op-amp inputs, and budget Flash for UI, motor, and communication code within the 32KB limit.
Recommended
DC-DC and Power Conversion
Digital power supplies, PFC stages, and DC-DC converters benefit from the dsPIC33EV32GM004's fast 12-bit ADC, flexible PWM with dead-time control, and 60 MHz core able to close current-mode loops at high bandwidth. The three op amps can buffer voltage and current feedback signals internally, and the 5V domain simplifies interfacing with gate-driver logic and analog comparators in industrial power stages. AEC-Q100 qualification extends use into automotive onboard chargers and auxiliary converters. The 32KB Flash holds a compensator, protection state machines (over-current, over-voltage, over-temperature), and a PMBus-style UART/I2C host interface. Because loop stability depends on deterministic ADC-to-PWM latency, use the family's synchronous sampling features per the datasheet's digital-power examples.
Recommended
Automotive Sensor Interfaces
The integrated SENT receiver makes the DSPIC33EV32GM004-E/P8 well suited to automotive sensor-interface nodes that translate SAE J2716 SENT signals from throttle-position, pressure, and level sensors into CAN or LIN messages. The CTMU adds capacitive-touch or precision time-measurement capability, and the 12-bit ADC handles conventional analog sensor inputs with 5V full-scale matching ratiometric sensors directly. The -40C to +125C extended grade tolerates under-hood and near-engine mounting locations, and ECC Flash plus the family's functional-safety support simplify ISO 26262-oriented development. Design note: verify SENT tick timing calibration against the internal oscillator spec in DS70005144H, or clock from a crystal when sensor data accuracy requirements are tight.
Recommended
Capacitive Touch User Interfaces
Using the on-chip CTMU, the DSPIC33EV32GM004-E/P8 implements capacitive-touch buttons and sliders on the same silicon that runs appliance or industrial control firmware, eliminating a separate touch controller. The 5V CTMU charge measurement provides stronger signal-to-noise than typical 3.3V touch solutions, valuable behind glass panels or near motors and relays. The 60 MHz core runs touch-scan algorithms in parallel with motor-control PWM, and the 6 MC PWM outputs can drive haptic or LED feedback directly. Firmware size for a 8-12 key interface plus communication fits within the 32KB Flash when the motor-control module is modest. Follow Microchip's CTMU-based touch application notes for electrode geometry, sampling frequency, and drift compensation tuning.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV32GM004-E/P8 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV64GM104-E/P8 | DSPIC33EV128GM004-E/P8 | DSPIC33EV256GM104-E/P8 | DSPIC33EV32GM104-E/P8 | DSPIC33EV32GM004-I/P8 |
|---|---|---|---|---|---|---|
| Package | 48-TQFP (7x7) | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 32KB (11K x 24) ECC | 64KB ECC | 128KB ECC | 256KB ECC | 32KB ECC | 32KB ECC |
| CPU Speed | 60 MHz (16-bit dsPIC core) | 60 MHz | 60 MHz | 60 MHz | 60 MHz | 60 MHz |
| Operating Voltage | 4.5 V to 5.5 V (5V) | 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 |
| Operating Temperature | -40C to +125C (E grade) | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +85C (I grade) |
| CAN Peripherals | Single CAN (GM00x) | Dual CAN (GM10x) | Single CAN (GM00x) | Dual CAN (GM10x) | Dual CAN (GM10x) | Single CAN (GM00x) |
| Motor Control PWM / Op Amps / SENT / CTMU | 6 MC PWM, 3 op amps, SENT, CTMU | Enhanced PWM set, op amps, SENT, CTMU | 6 MC PWM, 3 op amps, SENT, CTMU | Enhanced PWM set, op amps, SENT, CTMU | Enhanced PWM set, op amps, SENT, CTMU | 6 MC PWM, 3 op amps, SENT, CTMU |
| Qualification | AEC-Q100, FuSa | AEC-Q100, FuSa | AEC-Q100, FuSa | AEC-Q100, FuSa | AEC-Q100, FuSa | AEC-Q100, FuSa |
Key Differentiators
- Native 5V operation with extended temperature range (vs DSPIC33EP64MC504-E/MV)
- Integrated analog front-end (3 op amps + CTMU) (vs DSPIC33EV32GM002-I/SS)
- Scalable memory on the identical footprint (vs DSPIC33EV256GM104-E/P8)
Design Notes
Connect VDD to a regulated 4.5-5.5V rail and place a 0.1uF ceramic capacitor at every VDD/VSS pin pair, within 5 mm of the package. The internal 2.5V core regulator requires a low-ESR ceramic (typically around 10uF, value per datasheet DS70005144H) on the VCAP pin (pin 24) - do not load this pin externally. Estimated: at 60 MHz with typical peripheral loading, core current is in the tens-of-mA range per family data; verify against the datasheet IDD table for your exact clock configuration before sizing the 5V regulator.
For motor-control designs, route the six MC PWM outputs as pairs (PWMxH/PWMxL) with matched lengths to the gate drivers to keep dead-time symmetric. Keep op-amp input traces (pins 20-22) short and guard them with ground to prevent coupling from PWM switching edges into the current-sense path. Star-ground the analog ground for shunt sensing, and use differential routing from shunt to op-amp inputs. Place the MCLR pull-up (4.7k-10k per Microchip programming specs) and an ICSP header for in-circuit debugging and production programming.
Common pitfalls: (1) forgetting the VCAP capacitor causes brown-out resets at 60 MHz; (2) configuring peripherals before remapping RP pins means the UART/SPI never appear - configure PPS registers first; (3) exceeding 32KB Flash with a bootloader plus application - reserve flash sectors in the linker script or select a larger pin-compatible variant; (4) relying on the internal FRC oscillator for SENT decoding - use a crystal when SENT tick accuracy matters. Always verify fault inputs (OCFA) wiring so PWM outputs tri-state on hardware fault, independent of firmware.
The 48-TQFP (7x7 mm) dissipates modest power; with a 5V rail and an estimated tens-of-mA total current, junction rise over 70C ambient theta_JA stays well within the +125C rating in still air. Estimated: 60 mA x (5V-2.5V core regulator drop contribution) is on the order of 100-200 mW total, giving roughly a 15-30C rise - verify with the exact theta_JA from DS70005144H. For extended -40C to +125C (-E grade) designs in sealed enclosures, provide 2 oz copper ground pour under the package to spread heat and reduce hot-spotting near power components.
Compliance Information
AEC-Q100 qualified and RoHS compliant per Microchip product page for the dsPIC33EV family. REACH and halogen-free status not stated in provided data.
