DSPIC33EV128GM004-E/P8 - 16-Bit 60MHz 5V DSC 128KB Flash | Microchip
MPN: DSPIC33EV128GM004-E/P8 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.03 | $4.03 |
| 10 | $3.75 | $37.50 |
| 100 | $3.42 | $342.00 |
| 500 | $3.1 | $1,550.00 |
| 1,000 | $2.86 | $2,860.00 |
DSPIC33EV128GM004-E/P8 Overview
A digital signal controller combines the computational throughput of a DSP with the peripheral integration and control architecture of a microcontroller, sitting in the system hierarchy between a general-purpose MCU and a dedicated DSP. Within that category, the dsPIC33EV family is Microchip's 5V-tolerant, robust DSC line targeted at harsh electrical environments such as automotive, appliance and industrial control, where 3.3V processors require extra level-shifting circuitry.
Key features include 128KB of self-programmable ECC Flash for functional-safety designs, 4KB of RAM, six motor-control PWM channels for inverter and BLDC control, three integrated operational amplifiers that reduce external analog component count, a Charge Time Measurement Unit (CTMU) for capacitive touch and time-domain measurements, and a SENT peripheral compliant with automotive sensor networking requirements.
Architecturally, the dsPIC33EV core provides DSP-class multiply-accumulate instructions alongside deterministic interrupt latency, while the ECC Flash protects program memory against single-bit faults - a prerequisite for safety-oriented applications. The 5V operating range simplifies connection to automotive 5V sensors and industrial I/O without level translators.
Typical applications include automotive sensor and touch-control units, BLDC and PMSM motor drives, switched-mode power supplies, and harsh-environment industrial automation nodes.
A key design consideration is thermal budget: the -E suffix qualifies the device for -40C to +125C ambient operation, but package thermal resistance and copper pour sizing must still be verified for high-PWM-load motor-control use.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EV128GM004-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 DSPIC33EV128GM004-E/P8 (same form factor and footprint) — differing in Operating Temperature, Flash Memory, Package, RAM, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV64GM004-E/P8
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.05 / Unit
View Datasheet →DSPIC33EV256GM004-E/P8
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.52 / Unit
View Datasheet →DSPIC33EV128GM104-E/P8
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.4 / Unit
View Datasheet →DSPIC33EV256GM104-E/P8
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
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View Datasheet →DSPIC33EV128GM004-E/P8 Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33EV DSC |
| CPU Speed | 60 MHz |
| Core Performance | Up to 70 MIPS (family rating) |
| Flash Memory | 128KB (43K x 24) with ECC |
| RAM | 4 KB |
| Supply Voltage | 5 V |
| Motor Control PWM Channels | 6 MC PWM |
| Integrated Op Amps | 3 |
| CTMU | Yes (Charge Time Measurement Unit) |
| SENT Peripheral | Yes |
| Operating Temperature | -40C to +125C (TA) |
| Package | 48-TQFP (7x7 mm) |
| Mounting Type | Surface Mount |
| MSL Level | 3 (168 Hours) |
| Qualification | Automotive, AEC-Q100, Functional Safety (FuSa) |
| RoHS Status | Compliant |
DSPIC33EV128GM004-E/P8 48-tqfp (7x7 mm) Pin Configuration Guide
Pin configuration for DSPIC33EV128GM004-E/P8 (48-tqfp (7x7 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 DSPIC33EV128GM004-E/P8.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV128GM004-E/P8 is suitable for 6 applications: Automotive Sensor and Touch Control Units, BLDC and PMSM Motor Drives, Switched-Mode Power Supply Control, Industrial Automation and Harsh-Environment Nodes, Capacitive Touch HMI Panels, Home Appliance Control Boards.
Automotive Sensor and Touch Control Units
The DSPIC33EV128GM004-E/P8 fits automotive sensor and touch-control units because it combines AEC-Q100 qualification, -40C to +125C operation, 5V supply tolerance matching legacy sensor rails, and a native SENT peripheral for transmitting sensor data per the automotive SAE J2716-style SENT convention. The ECC Flash protects program memory against single-bit upsets in electrically noisy vehicle environments. Its 60 MHz 16-bit core handles signal conditioning while the CTMU enables capacitive touch keys for HMI panels. Designs typically connect SENT outputs to a body controller and use the on-chip op amps to amplify resistive or ratiometric sensor signals, eliminating external amplifiers. The trade-off is 4KB of RAM, so heavy communication stacks require careful buffer budgeting.
Recommended
BLDC and PMSM Motor Drives
For safety-oriented motor control, the DSPIC33EV128GM004-E/P8 offers 6 motor-control PWM channels with complementary outputs and dead-time insertion, plus 3 integrated operational amplifiers that condition low-side shunt current sense signals directly on-chip. The 60 MHz DSP core executes field-oriented control (FOC) current loops with multiply-accumulate instructions at deterministic latency, while ECC Flash and FuSa program support address functional-safety requirements for drives in appliances and industrial equipment. A typical topology gates the six PWM outputs through a MOSFET driver to a three-phase inverter, with op-amp outputs feeding the ADC for phase-current sampling. The main constraint is the 4KB RAM, which bounds the size of FOC lookup tables and communication buffers in a single-chip design.
Recommended
Switched-Mode Power Supply Control
The 5V-robust DSPIC33EV128GM004-E/P8 suits digitally controlled SMPS and power-factor-correction stages where a 5V controller interfaces directly with power-stage sense circuits without level shifting. Its high-speed 16-bit core at 60 MHz sustains tens-of-kHz control-loop update rates, the 6-channel PWM supports interleaved or phase-shifted topologies with precise dead-time control, and the CTMU can measure timings for adaptive dead-time optimization. Harsh-environment qualification (-40C to +125C, AEC-Q100) makes it viable for on-board chargers and industrial PSU modules. Firmware typically implements average-current-mode control with the ADC sampling the inductor current and output voltage each switching cycle. Designers must budget the 4KB RAM carefully if the controller also runs digital communication or logging tasks concurrently.
Recommended
Industrial Automation and Harsh-Environment Nodes
In factory-floor environments with noise, vibration, and wide temperature swings, the DSPIC33EV128GM004-E/P8 provides 5V I/O noise margin, -40C to +125C operation, and ECC-protected 128KB Flash for reliable long-term firmware integrity. The 16-bit DSP core handles sensor filtering and basic closed-loop control, while the CTMU supports capacitive touch interfaces on sealed industrial panels where mechanical switches fail. The three op amps condition 4-20 mA-derived or ratiometric sensor signals locally. Typical nodes couple the DSC to RS-485 or CAN (via a GM104 family variant) transceivers for fieldbus connectivity. Because the standard GM004 lacks CAN, designers planning fieldbus upgrades should validate pin-compatible GM104 alternatives at design time to avoid a future PCB respin.
Recommended
Capacitive Touch HMI Panels
The DSPIC33EV128GM004-E/P8 integrates Microchip's CTMU (Charge Time Measurement Unit), which measures capacitance changes for capacitive touch keys, sliders, and proximity detection directly on-chip - no dedicated touch controller is needed for moderate key counts. Combined with the -40C to +125C automotive rating, 5V noise margin, and ECC Flash, this makes the part a strong fit for touch panels in appliances, cooktops, and automotive interior controls exposed to moisture and EMI. Firmware typically drives the CTMU at a fixed scan rate, applies baseline drift compensation, and reports touch events over UART or SENT. The three op amps can additionally condition buzzer or LED feedback channels. Designs should allocate guard channels and follow Microchip's CTMU layout guidelines to maximize signal-to-noise ratio.
Recommended
Home Appliance Control Boards
Appliance control boards - washing machines, refrigerators, dishwashers - benefit directly from the dsPIC33EV family positioning: Microchip explicitly targets appliances and other harsh environments where 5V robustness, noise immunity, and vibration tolerance matter. The DSPIC33EV128GM004-E/P8 drives inverter compressor motors through its 6-channel motor-control PWM and on-chip op amps for current sensing, reads capacitive touch keys via the CTMU, and communicates with display or connectivity modules over UART/SPI/I2C. AEC-Q100-grade silicon built for -40C to +125C provides reliability margin over standard consumer parts. ECC Flash further guards firmware integrity across years of mains-borne transient exposure. The design trade-off remains the 4KB RAM: appliance firmware should avoid large RTOS footprints and favor superloop architectures.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV128GM004-E/P8 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV64GM004-E/P8 | DSPIC33EV256GM004-E/P8 | DSPIC33EV128GM104-E/P8 | DSPIC33EV256GM104-E/P8 |
|---|---|---|---|---|---|
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128KB (43K x 24) ECC | 64KB ECC | 256KB ECC | 128KB ECC | 256KB ECC |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB |
| CPU Speed | 60 MHz | 60 MHz | 60 MHz | 60 MHz | 60 MHz |
| CAN (ECAN) | No | No | No | Yes (ECAN) | Yes (ECAN) |
| 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 | 6 MC PWM / 3 op amps |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
Key Differentiators
- 5V-robust operation with ECC Flash (vs DSPIC33EP128MC504)
- Cost-optimized low-memory variant (vs DSPIC33EV64GM004-E/P8)
- Automotive CAN networking headroom (vs DSPIC33EV128GM104-E/P8)
Design Notes
The dsPIC33EV family operates from a single 5V supply, but verify the exact VDD range and current consumption in the manufacturer datasheet before finalizing the regulator. When powering from automotive 12V rails through a linear regulator, estimate the dissipation: an LDO dropping 12V to 5V at even 50 mA of controller current dissipates roughly 0.35W (Estimated: (12V - 5V) x 0.05 A), which is acceptable only with adequate copper pour. A small buck converter is preferred for higher-load configurations that also drive LEDs or external sensors from the 5V rail.
Place a 0.1 uF ceramic decoupling capacitor at each VDD pin pair as close to the package pins as possible, plus a bulk 4.7-10 uF capacitor near the device, following the layout guidance in the dsPIC33EV family data sheet and reference designs. For motor-control applications using the six MC PWM outputs, keep gate-driver traces short and route them away from the analog op-amp and CTMU sense lines to prevent switching transients from corrupting current-sense measurements. Use a solid ground plane and star-connect analog returns to minimize ground bounce between the power and analog domains.
Three common pitfalls: (1) the /P8 package is the 48-TQFP (7x7 mm) variant - do not confuse it with the /PT (44-pin TQFP) or /MR (QFN) siblings when ordering stencils or footprints; (2) MSL 3 (168 hours) floor-life means the tray must be baked or consumed within the disclosed time after opening the moisture-barrier bag, or reflow defects such as popcorning can occur; (3) verify the device ID in the programmer (PICkit / ICD tools) when migrating between GM004 and GM104 variants on the same footprint - the pin-compatible die differs in peripheral configuration and requires the correct device selection and, for CAN, a GM104-family part.
Compliance Information
Distributor data lists the part under Microchip's Automotive, AEC-Q100, dsPIC33EV, and Functional Safety (FuSa) series qualifiers. RoHS and lead-free status inferred from standard Microchip -E suffix production; REACH and halogen-free status not stated in provided data.
