DSPIC33EV256GM006-I/MR - 16-bit 5V 70MIPS DSC 256KB Flash | Microchip
MPN: DSPIC33EV256GM006-I/MR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.12 | $6.12 |
| 10 | $5.55 | $55.50 |
| 100 | $4.98 | $498.00 |
| 500 | $4.52 | $2,260.00 |
| 1,000 | $4.1 | $4,100.00 |
DSPIC33EV256GM006-I/MR Overview
A digital signal controller combines the compute architecture of a microcontroller with DSP-capable instruction throughput, allowing deterministic control loops and math-intensive signal processing in a single chip. Within the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EV256GM006 sits above basic MCUs and below application processors, targeting real-time embedded control such as motor drives and power conversion.
Key features include a 5V-tolerant dsPIC DSC core running at up to 70 MIPS, 256KB of error-correcting-code (ECC) Flash that improves reliability against single-bit memory faults, DSP engines for multiply-accumulate operations, and enhanced peripherals oriented toward safety-oriented motor control per the manufacturer family description. The industrial temperature grade (-40C to +85C) denoted by the -I suffix supports deployment in demanding factory and appliance conditions.
Technically, the dsPIC33EV family emphasizes 5V direct operation, which removes the need for 3.3V translation in many industrial signal environments and improves noise margin. Advanced analog and timing peripherals, along with PWM resources described in the 16-bit 5V Digital Signal Controllers datasheet, make it suitable for closed-loop field-oriented motor control, power supplies, and sensor interfaces. This aligns with automotive and appliance designs where vibration and electrical noise are common.
Typical applications include brushless DC and PMSM motor control in appliances, industrial drives and automation, and automotive control units where the family's noise immunity and ECC Flash are advantageous.
When designing with this device, connect all required VDD and VSS pins and use any matched PGECx/PGEDx pair consistently for ICSP programming and debugging, as the device exposes multiple programming pin pairs.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33EV256GM006-I/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 DSPIC33EV256GM006-I/MR (same form factor and footprint) — differing in Package, Supply Voltage, Core Architecture, Functional Safety Support, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
No drop-in alternatives available for this product.
Request AlternativesDSPIC33EV256GM006-I/MR Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC DSC |
| Max CPU Speed | 70 MIPS |
| Supply Voltage | 5 V |
| Program Memory (Flash) | 256 KB ECC Flash |
| Data RAM | 16 KB |
| Package | 64-VQFN (9x9 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial, -I suffix) |
| Product Family | dsPIC33EV GM |
| Peripherals | PWM, SENT, Op Amps, advanced analog (per datasheet description) |
| Programming Interface | ICSP via PGECx/PGEDx pairs |
| Multiple PGEC/PGED Pairs | Yes (any pair, used as matched pair) |
| Target Applications | Appliances, industrial, automotive |
| RoHS Status | Compliant (per JLCPCB listing) |
| Device Type | Digital Signal Controller (DSC) |
DSPIC33EV256GM006-I/MR 64-vqfn (9x9 mm) Pin Configuration Guide
Pin configuration for DSPIC33EV256GM006-I/MR (64-vqfn (9x9 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 DSPIC33EV256GM006-I/MR.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV256GM006-I/MR is suitable for 6 applications: Home Appliance Motor Control, Industrial Drives and Automation, Automotive Control Units, Digital Power Conversion, Sensor Signal Processing Nodes, HVAC and Compressor Control.
Home Appliance Motor Control
Appliance makers use the dsPIC33EV256GM006-I/MR to drive BLDC and PMSM motors in washing machines, refrigerators, and dishwashers. The 70 MIPS 5V core executes field-oriented control (FOC) loops fast enough for current and speed regulation at typical appliance motor electrical frequencies, while the 256KB ECC Flash holds the control firmware, parameter tables, and protection state machines without external memory. Its 5V direct operation matches the noisy 5V signaling inside appliances, improving noise margin versus 3.3V controllers, and the family is explicitly characterized by Microchip for harsh appliance environments. PWM peripherals generate complementary drive signals; on-chip op amps condition shunt current feedback, reducing external component count in cost-sensitive appliance boards.
Recommended
Industrial Drives and Automation
In industrial drives, conveyors, pumps, and factory automation nodes, the DSPIC33EV256GM006-I/MR provides deterministic real-time control thanks to its 16-bit dsPIC DSC architecture with DSP multiply-accumulate support. Running at 70 MIPS on a 5V rail, it tolerates the electrically noisy cabinets typical of industrial panels, and the ECC-protected 256KB Flash preserves firmware integrity in the presence of conducted and radiated disturbances. The 64-pin VQFN (9x9) supplies sufficient GPIO and peripheral channels for encoder interfaces, SENT or analog sensor inputs, PWM outputs, and communication links. The industrial -40C to +85C grade covers unconditioned factory floors; select the -E variant for enclosures exceeding 85C ambient.
Recommended
Automotive Control Units
Microchip positions the dsPIC33EV GM family for automotive sensors, touch and control units designed to operate reliably amid noise and vibration. The DSPIC33EV256GM006-I/MR suits non-powertrain automotive nodes - body controllers, sensor hubs, actuator drivers - where its 5V logic directly interfaces with automotive sensor outputs, SENT peripherals decode single-wire sensor data, and ECC Flash protects code in transient-noise-rich 12V networks. The 70 MIPS core handles filtering and diagnostics between CAN-style communication tasks. The -I grade covers -40C to +85C; for underhood zones, the same die in the -E extended-temperature variant fits the identical 64-pin VQFN (9x9) footprint, enabling one PCB platform across multiple vehicle zones.
Recommended
Digital Power Conversion
Switching power supplies, solar micro-converters, and battery chargers benefit from the DSPIC33EV256GM006-I/MR's combination of high-resolution PWM generation and a 70 MIPS DSP core for control-law computation. Executing average-current-mode or predictive control loops at tens of kilohertz is well within the core budget, and the 5V tolerance simplifies interfacing with gate-driver and feedback circuits common in power stages. The 256KB ECC Flash supports feature-rich firmware including soft-start, fault logging, and communication protocols, while the 16KB RAM buffers telemetry. On-chip op amps amplify current-shunt signals, trimming board cost. Mount the 9x9 mm VQFN with an adequate ground pour to extract heat from the exposed pad.
Recommended
Sensor Signal Processing Nodes
The DSPIC33EV256GM006-I/MR excels in distributed sensor nodes that must filter, scale, and condition analog signals before forwarding them. Its DSP multiply-accumulate datapath accelerates FIR/IIR filtering and FFT-based diagnostics at 70 MIPS, while the on-chip op amps and advanced analog peripherals described in the family datasheet reduce external signal-chain components. SENT support enables direct interfacing with modern single-wire automotive-style sensors. The 5V supply matches legacy industrial sensor output ranges, avoiding level-shifting circuitry, and ECC Flash protects the acquisition firmware in electrically noisy settings. The 64-pin VQFN (9x9) provides the analog channel count and GPIO needed for multi-sensor aggregation in a compact 9x9 mm land pattern.
Recommended
HVAC and Compressor Control
HVAC systems and variable-speed compressors demand reliable motor control in thermally variable and vibration-prone enclosures, a profile that matches the dsPIC33EV256GM006-I/MR directly. Its 70 MIPS 5V core runs sensorless BLDC algorithms using back-EMF estimation, the 256KB ECC Flash stores multiple operating profiles plus diagnostics, and the 16KB RAM holds control-loop state across operating modes. Microchip targets the dsPIC33EV family at exactly these harsh-environment appliance-class applications, citing noise and vibration robustness. The -I grade covers standard HVAC ambient ranges, while the pin-compatible -E variant extends coverage for rooftop or engine-driven compressor units without PCB changes, simplifying platform qualification across product tiers.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV256GM006-I/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV256GM006-E/MR | DSPIC33EV128GM006-I/MR | DSPIC33EV64GM006-I/MR |
|---|---|---|---|---|
| Package | 64-VQFN (9x9) | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 256 KB ECC Flash | 256 KB ECC Flash | 128 KB ECC Flash | 64 KB ECC Flash |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V |
| Operating Temperature | -40C to +85C (industrial) | Extended temperature (-E grade) | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Key Peripherals | PWM, SENT, Op Amps | PWM, SENT, Op Amps - identical | PWM, SENT, Op Amps - identical | PWM, SENT, Op Amps - identical |
Key Differentiators
- Full 256KB ECC Flash in the compact 9x9 mm VQFN-64 (vs DSPIC33EV128GM006-I/MR)
- Industrial -40C to +85C grade at lower cost (vs DSPIC33EV256GM006-E/MR)
- Cost-optimized entry point for the same 64-pin design (vs DSPIC33EV64GM006-I/MR)
Design Notes
The 64-pin VQFN (9x9) has an exposed thermal pad; connect it to a solid ground pour with an array of thermal vias to minimize die temperature and improve EMC. Connect ALL VDD and VSS pins as required by the datasheet - omitting a supply pair is a common bring-up failure on 64-pin dsPIC devices. Decouple each VDD pin with 100 nF ceramic capacitors placed within 2 mm of the pins, plus one bulk capacitor per supply rail.
Programming requires a matched PGECx/PGEDx pair: the device has multiple pairs and ICSPCLK/ICSPDAT must come from the same-numbered pair (e.g., PGEC2 with PGED2), per the northernsoftware.com dsPIC33EV256GM006 support summary. Route your programming header to one complete pair and keep that pair free of heavy loads. Mixing PGEC from one pair with PGED from another will prevent programming and debugging.
Operating at 5 V gives large noise margin in industrial environments but also increases core current relative to 3.3 V MCUs; budget supply current using the datasheet typical/maximum figures for your actual MIPS setting. Reduced-speed or idle power modes should be used in battery-backed nodes. Estimated: ensure the local 5 V regulator has at least 30-50% headroom above worst-case active current to handle PWM switching transients on the I/O bank simultaneously.
When driving motor gate drivers from the PWM peripherals, keep PWM trace lengths short and matched, and separate analog ground returns (current shunts feeding on-chip op amps) from high-di/dt PWM return paths. Use series resistors (22-100 ohm) on long sensor lines and consider RC filtering at SENT/analog inputs since the 5 V environment is inherently noisier than low-voltage designs.
Compliance Information
RoHS compliance indicated by JLCPCB listing for dsPIC33EV256GM006-I/MR. AEC-Q100 qualification status not stated in provided data - verify with Microchip for automotive builds.
