DSPIC33EV256GM002-E/SP - 5V 16-bit DSC 256KB Flash | Microchip
MPN: DSPIC33EV256GM002-E/SP ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.34 | $12.34 |
| 10 | $11.1 | $111.00 |
| 100 | $9.87 | $987.00 |
| 500 | $8.64 | $4,320.00 |
| 1,000 | $7.4 | $7,400.00 |
DSPIC33EV256GM002-E/SP Overview
A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic control of a microcontroller, sitting within the broader hierarchy of 16-bit MCU devices in the power management and control semiconductor space. DSCs are the device of choice for closed-loop motor control, digital power conversion, and sensing systems that require both fast math and robust I/O.
Key features include a 5V-tolerant core that eliminates level shifting in harsh industrial environments, 256KB of ECC-protected Flash for functional safety, 16KB of RAM, six motor control PWM channels, and integrated analog such as three op amps, a Charge Time Measurement Unit (CTMU), and SENT peripheral support for automotive sensor interfaces.
The dsPIC33EV architecture is built on CMOS process technology with a DSP engine featuring barrel shifting and four DMA channels for efficient data movement, plus seven timers and three external interrupt sources for deterministic real-time behavior.
Typical applications include appliance motor control (washing machines, compressors), automotive sensor and touch control units, and industrial systems exposed to noise and vibration where 5V noise immunity is decisive.
Design consideration: the /SP through-hole package simplifies prototyping and low-volume hand assembly, but for high-volume boards the same die is available in SSOP, SOIC, and QFN packages with identical firmware compatibility.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet, with pricing referenced as of 2026-09-26.
Drop-in alternatives for DSPIC33EV256GM002-E/SP — 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 DSPIC33EV256GM002-E/SP (same form factor and footprint) — differing in Core Architecture, Operating Temperature, Package, Programming Interface, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV256GM002-I/SP
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV256GM102-I/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.1 / Unit
View Datasheet →DSPIC33EV128GM002-I/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.86 / Unit
View Datasheet →DSPIC33EV64GM002-I/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EV256GM002-E/SP Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC DSC |
| Core Supply Voltage | 5 V |
| Maximum Clock Frequency | 60 MHz |
| Core Performance | Up to 70 MIPS (family core) |
| Flash Program Memory | 256 KB (ECC) |
| RAM | 16 KB |
| Timers | 7 |
| DMA Channels | 4 |
| Motor Control PWM Channels | 6 |
| External Interrupts | 3 |
| Integrated Op Amps | 3 |
| CTMU | Yes (Charge Time Measurement Unit) |
| SENT Peripheral | Yes |
| Operating Temperature | -40C to +125C (E grade) |
| Package | 28-pin SPDIP (SP), 7.62 mm width |
| Mounting Type | Through Hole |
| Technology | CMOS |
| Programming Interface | ICSP (multiple PGECx/PGEDx pairs) |
DSPIC33EV256GM002-E/SP 28-pin spdip (sp), 7.62 mm width Pin Configuration Guide
Pin configuration for DSPIC33EV256GM002-E/SP (28-pin spdip (sp), 7.62 mm width 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 DSPIC33EV256GM002-E/SP.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV256GM002-E/SP is suitable for 6 applications: Appliance Motor Control, Automotive Sensor and Control Units, Industrial Power Conversion and Digital Power Supplies, Inductive and Capacitive Sensing Systems, Electric Tool and Light Industrial Drive Systems, Education, Prototyping and Low-Volume Production.
Appliance Motor Control
Home appliances such as washing machines, dishwashers, compressors, and fans demand closed-loop motor control in an electrically noisy, vibration-heavy environment. The DSPIC33EV256GM002-E/SP fits this role because its 5V logic provides roughly twice the noise margin of 3.3V controllers, its six motor control PWM channels drive three-phase inverters directly, and its DSP engine with barrel shifter executes field-oriented control mathematics at the 60 MHz core clock. The three integrated op amps amplify shunt-resistor current feedback without external amplifier ICs, cutting bill-of-material cost. Placed at the heart of the inverter board with the 256KB ECC Flash storing the control algorithm and fault tables, the controller delivers deterministic real-time response, while the extended -40C to +125C rating tolerates hot motor-compartment ambients that would exceed the range of industrial-grade parts.
Recommended
Automotive Sensor and Control Units
Automotive sensor nodes, touch control units, and body-electronics modules operate on noisy 12V/5V rails with wide temperature excursions, making the dsPIC33EV family a deliberate fit. The DSPIC33EV256GM002-E/SP provides a SENT peripheral for the single-edge-nibble transmission interface used by modern automotive sensors, a CTMU for capacitive touch and time-domain measurements, and -40C to +125C extended temperature operation for under-hood and near-engine locations. The 5V core interfaces directly with legacy automotive sensor outputs without level shifting, and the 256KB ECC Flash protects calibration and diagnostic code against bit corruption over vehicle lifetime. Microchip positions the dsPIC33EV GM family explicitly for automotive sensors and touch/control units designed to survive noise and vibration, and multiple PGECx/PGEDx pairs simplify in-field ICSP reprogramming on the assembly line.
Recommended
Industrial Power Conversion and Digital Power Supplies
Digital power supplies, PFC stages, and industrial DC-DC converters benefit from the DSPIC33EV256GM002-E/SP's combination of high-speed PWM, fast math, and 5V robustness. Its six motor-control-class PWM channels generate complementary outputs with dead-time insertion for half-bridge and full-bridge topologies, while the DSP core closes voltage and current loops at tens of kilohertz using the 60 MHz clock. Four DMA channels move ADC results to RAM without CPU intervention, keeping loop jitter low, and the 16-bit architecture with barrel shifter handles fixed-point compensator arithmetic efficiently. In factory environments where switching noise, voltage sag, and vibration are routine, the 5V logic noise margin and ECC Flash protect control integrity; designers should budget dead-time and ADC-sampling alignment in firmware to maximize conversion efficiency.
Recommended
Inductive and Capacitive Sensing Systems
Liquid-level, proximity, and flow sensing systems exploit the DSPIC33EV256GM002-E/SP's integrated Charge Time Measurement Unit (CTMU), a current-source-based timing module that measures capacitance changes with sub-nanosecond resolution. Because the CTMU, op amps, and ADC live on the same die, the controller measures RC charge times and amplifies small sensor signals without external timing ICs, shrinking sensor-board size and eliminating calibration drift between discrete parts. The 5V operation is an advantage for industrial proximity sensors driving longer cables, where 3.3V thresholds are marginal against coupled noise, and the extended temperature rating suits outdoor and process-plant installations. Firmware stores per-unit calibration tables in the 256KB ECC Flash, enabling single-SKU production. Designers should guard the CTMU input traces on the PCB to preserve measurement repeatability.
Recommended
Electric Tool and Light Industrial Drive Systems
Corded and battery-powered tools, garden equipment, and small industrial drives need robust brushless motor control that survives mechanical shock, temperature swings, and conductive dust. The DSPIC33EV256GM002-E/SP drives sensorless BLDC and PMSM motors using its six PWM channels and integrated op amps for back-EMF or shunt sensing, while the 70 MIPS-class DSP core runs commutation and speed-loop algorithms in real time. The 5V supply directly powers Hall-sensor interfaces and comparator thresholds common in tool electronics, and the -40C to +125C extended rating accommodates heat soak near the motor windings where industrial-grade parts would fall out of spec. The 256KB ECC Flash reserves headroom for anti-tamper firmware, multi-mode profiles, and field-updatable bootloaders delivered via the ICSP interface.
Recommended
Education, Prototyping and Low-Volume Production
The 28-pin SPDIP through-hole package makes the DSPIC33EV256GM002-E/SP the natural choice for university labs, breadboard prototyping, and low-volume products assembled by hand. Through-hole leads accept solderless breadboards and 0.1-inch sockets, letting students and engineers wire the oscillator, ICSP header, and motor-driver interfaces without stencil or reflow equipment. Firmware compatibility with the rest of the dsPIC33EV family means a prototype validated on the /SP part ports directly to SSOP, SOIC, or QFN siblings for mass production, protecting software investment. Programmers from the NSDSP family and Microchip's own tools support the part, which exposes multiple PGECx/PGEDx pairs for flexible header placement. For pilot runs, the through-hole format also simplifies rework and socket-based functional testing before tape-out of the SMT layout.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV256GM002-E/SP — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV256GM002-I/SP | DSPIC33EV256GM102-I/SP | DSPIC33EV128GM002-I/SP | DSPIC33EV64GM002-I/SP |
|---|---|---|---|---|---|
| Package | SPDIP-28 (7.62 mm, through-hole) | SPDIP-28 - same | SPDIP-28 - same | SPDIP-28 - same | SPDIP-28 - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 256 KB ECC | 256 KB ECC | 256 KB ECC | 128 KB | 64 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| CAN Controller | No | No | Yes (CAN 2.0B) | No | No |
| Temperature Range | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| Core Voltage | 5 V | 5 V | 5 V | 5 V | 5 V |
| Clock / Performance | 60 MHz / up to 70 MIPS core | 60 MHz / up to 70 MIPS core | 60 MHz / up to 70 MIPS core | 60 MHz / up to 70 MIPS core | 60 MHz / up to 70 MIPS core |
Key Differentiators
- Extended -40C to +125C operation in through-hole (vs DSPIC33EV256GM002-I/SP)
- Largest Flash in the SPDIP-28 footprint (vs DSPIC33EV128GM002-I/SP)
- 5V robust core for harsh environments (vs 3.3V MCUs in similar class)
Design Notes
Provide clean 5V to VDD with a 0.1 uF ceramic decoupling capacitor placed within 5 mm of each VDD pin, plus 4.7-10 uF bulk capacitance. Connect the internal core regulator capacitor (VCAP/VDDCORE pin) to VSS with the capacitance specified in the dsPIC33EVXXXGM00X/10X family data sheet (DS70005144H) - typically a low-ESR ceramic of approximately 10 uF. Never power VCAP from an external supply. Estimated: at 60 MHz with typical peripheral loading, core current stays well under the 5V rail budget of common industrial supplies, but PWM-heavy motor applications should verify supply ripple against datasheet VDD limits.
For ICSP programming, route one PGECx/PGEDx pair to a standard 5-pin header. Per Microchip programming guidance, ICSPCLK and ICSPDAT must come from the same pair (for example PGEC2 with PGED2); mixing pairs from different pairs will fail device programming. Keep this trace pair short and away from PWM or gate-driver nets, since capacitive coupling on PGED during programming or debugging causes intermittent verification errors. All VDD and VSS pins must be connected during programming even if unused logic sections could tolerate otherwise.
Do not confuse temperature suffixes: the -E/SP is rated -40C to +125C while the cheaper -I/SP stops at +85C; substituting -I grade in a motor-drive enclosure routinely causes field failures. Also note that peripheral pin mapping is done through the PPS (peripheral pin select) mechanism on RPx pins - a firmware change that remaps UART or PWM pins can create hardware conflicts that only appear at the board level. Finally, configure unused I/O as outputs driving low or inputs with pull-ups to prevent floating-node EMI susceptibility in 5V industrial environments.
Compliance Information
Compliance status for the exact ordering code DSPIC33EV256GM002-E/SP was not explicitly stated in the retrieved web data; verify against Microchip's official product page environmental summary. The family is marketed by Microchip for automotive applications, but AEC-Q100 qualification per ordering code must be confirmed with the manufacturer.
