DSPIC33EP512GM306-E/PT - 16-bit DSC 512KB 60MIPS | Microchip
MPN: DSPIC33EP512GM306-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.12 | $8.12 |
| 10 | $7.6 | $76.00 |
| 100 | $7.35 | $735.00 |
| 500 | $6.95 | $3,475.00 |
| 1,000 | $6.48 | $6,480.00 |
DSPIC33EP512GM306-E/PT Overview
A digital signal controller combines the compute throughput of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits above general-purpose MCUs and below multi-core application processors, making dsPIC33E devices the standard choice for closed-loop control tasks such as field-oriented motor control, digital power conversion, and sensor signal processing.
Key features include the dsPIC33E CPU core with DSP engine, 40-bit wide accumulators, single-cycle MAC and hardware barrel shifter. On-chip analog and timing peripherals comprise two on-chip operational amplifiers, 8-channel capture/compare plus 8 output-compare channels, 4 quadrature encoder interfaces (QEI), and motor-control PWM (MCCP/SCCP-based) resources well suited to 3-phase inverter designs. Communication coverage includes multiple UART, SPI and I2C peripherals plus CAN/FDMA support on GM variants.
The device operates from a 3V to 3.6V single supply and supports in-circuit serial programming (ICSP) and in-circuit debugging through any PGECx/PGEDx pin pair, which shortens development cycles. Flexible clocking with an internal fast RC oscillator and PLL allows full-speed operation without an external crystal in cost-sensitive designs.
Typical applications include precision brushless DC and PMSM motor control, digital power supplies and solar inverters, industrial automation nodes, and automotive subsystems, since the -E suffix device meets AEC-Q100 temperature-grade expectations for extended-environment operation.
Design consideration: all VDD and VSS pins must be connected and decoupled with 0.1 uF ceramics placed at each pin pair, and ECOP/PADDLE grounding should follow Microchip layout guidance in the family data sheet.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet, with pricing verified as of 2026-09-25.
Drop-in alternatives for DSPIC33EP512GM306-E/PT — 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 DSPIC33EP512GM306-E/PT (same form factor and footprint) — differing in Input Capture / Output Compare, Quadrature Encoder Interfaces, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GM606-E/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP256GM306-E/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.3 / Unit
View Datasheet →DSPIC33EP512GM706-E/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.4 / Unit
View Datasheet →DSPIC33EP256GM606-E/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP512GM306-E/PT Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC core |
| CPU Speed | 60 MIPS (60 MHz clock per Newark listing) |
| Program Memory | 512 KB (170K x 24) Flash |
| RAM | 16 KB |
| Supply Voltage | 3 V to 3.6 V |
| Operating Temperature | -40C to +125C |
| Package | 64-TQFP (10x10 mm) |
| Mounting Type | Surface Mount |
| On-chip Op Amps | 2 |
| Input Capture / Output Compare | 8 / 8 |
| Quadrature Encoder Interfaces | 4 (QEI) |
| Timers / Motor Control | 12 MC timers (per Mouser listing) |
| Programming & Debug | ICSP with multiple PGECx/PGEDx pairs, in-circuit debug |
| AEC-Q100 | Meets AEC-Q100 (automotive) per distributor data |
| RoHS Status | Compliant |
| Data Bus Width | 16 bit |
DSPIC33EP512GM306-E/PT 64-tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP512GM306-E/PT (64-tqfp (10x10 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 DSPIC33EP512GM306-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GM306-E/PT is suitable for 6 applications: Precision 3-Phase Motor Control, Digital Power Conversion, Automotive Body and Powertrain Subsystems, Industrial Automation and Robotics, Sensor Signal Processing and Condition Monitoring, Embedded Control for UAV and Aerospace Instrumentation.
Precision 3-Phase Motor Control
The DSPIC33EP512GM306-E/PT is purpose-built for field-oriented control (FOC) of PMSM, BLDC, and ACIM motors. Its 60 MIPS dsPIC33E core with single-cycle MAC and 40-bit accumulators executes current-loop PI control well above 20 kHz PWM frequencies, while 4 quadrature encoder interfaces (QEI) simultaneously track position feedback on multi-axis machines. The integrated on-chip op amps condition shunt-resistor current signals before the ADC, reducing external component count. Motor-control PWM modules generate center-aligned complementary outputs with dead-time insertion for 3-phase inverters. Placed at the center of a 3.3V inverter board driving an IGBT or SiC gate-driver stage, the controller delivers deterministic loop timing with 512 KB Flash leaving ample room for FOC firmware, parameter tables, and a field-update bootloader.
Recommended
Digital Power Conversion
In solar micro-inverters, EV onboard chargers, and telecom rectifiers, the DSPIC33EP512GM306-E/PT closes voltage and current loops at switching frequencies from 100 kHz to above 500 kHz. The 16-bit DSC core computes compensator equations with deterministic single-cycle MAC and divide operations, while high-resolution PWM phase management enables interleaved boost and LLC topologies. 8 input-capture channels measure precise switching timestamps for cycle-by-cycle current limiting, and the 2 on-chip op amps buffer shunt or hall-based current feedback into the ADC. Operating from a tightly regulated 3.3V rail, the controller communicates operating setpoints and fault telemetry over its CAN bus to system supervisory MCUs. 512 KB Flash stores multiple topologies' firmware for one platform covering several product SKUs.
Recommended
Automotive Body and Powertrain Subsystems
The -E temperature grade (-40C to +125C) and AEC-Q100 expectation documented for this device make it appropriate for automotive modules such as electric water pumps, turbocharger actuators, radiator fan controllers, and liftgate motors. The quadrature encoder and capture peripherals read position sensors with microsecond resolution, the motor-control PWM drives the actuator bridge, and the CAN network link carries diagnostics and commands per UDS/OBD workflows. The 512 KB Flash accommodates AUTOSAR-style layered firmware or vendor diagnostics stacks alongside the control loops. In-circuit programming through any PGECx/PGEDx pair enables end-of-line flashing on the production fixture without removing the module from the vehicle harness, an important manufacturing throughput consideration.
Recommended
Industrial Automation and Robotics
Factory automation nodes, CNC auxiliary axes, and robotic joint controllers benefit from the DSPIC33EP512GM306-E/PT's combination of DSP math and rich I/O. Four QEI modules decode up to four incremental encoder inputs simultaneously for coordinated multi-axis motion, while 8 output-compare channels generate servo, solenoid, and indicator timing signals. UART, SPI, and I2C peripherals interface drives, sensors, and HMIs, and the CAN bus connects the node to PLC backbones. The 60 MIPS core runs trajectory interpolation and inverse-kinematics helpers alongside the current loops that heavier 8-bit MCUs cannot sustain. With 512 KB Flash and 16 KB RAM, full motion profiles, homing sequences, and safety interlock logic reside on-chip, keeping cycle times deterministic.
Recommended
Sensor Signal Processing and Condition Monitoring
Vibration, acoustic, and power-quality monitors use the DSPIC33EP512GM306-E/PT's DSP engine for real-time FFT, filtering, and RMS computation at kHz sampling rates. The two on-chip operational amplifiers provide gain staging directly on-chip for accelerometers, microphones, or current transformers, reducing bill-of-material cost and board area on the analog front end. The 16-bit core's 40-bit accumulators preserve dynamic range through long summations typical of spectral analysis. Processed feature sets travel over CAN or UART to gateway electronics, and local thresholds can trigger immediate protective shutdowns without host intervention. The extended -40C to +125C operating range permits mounting near motors, pumps, and switchgear where ambient temperatures exceed standard commercial ratings.
Recommended
Embedded Control for UAV and Aerospace Instrumentation
Lightweight UAV flight-control surfaces, gimbal stabilization, and aerospace test instrumentation exploit the DSC's deterministic 60 MIPS loop timing and DSP math for attitude estimation and servo control. The 4 QEI modules read gimbal or actuator encoders, the motor-control PWM drives brushless gimbal motors with sinusoidal commutation, and the op amps condition gyro and current-sense signals. The 3.0V to 3.6V supply range matches common LiPo-regulated avionics rails. The -E grade supports high-altitude and engine-bay-adjacent temperature exposure encountered in aerospace ground-test hardware. 512 KB Flash retains multiple flight-control parameter sets and log firmware in place, supporting rapid iteration between test campaigns without hardware changes.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GM306-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GM606-E/PT | DSPIC33EP256GM306-E/PT | DSPIC33EP512GM706-E/PT |
|---|---|---|---|---|
| Package | 64-TQFP (10x10) | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 512 KB (170K x 24) | 512 KB | 256 KB | 512 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| CAN Modules | 1 x CAN 2.0 | 2 x CAN 2.0 | 1 x CAN 2.0 | 2 x CAN FD |
| Operating Temperature | -40C to +125C (E grade) | -40C to +125C | -40C to +125C | -40C to +125C |
| On-chip Op Amps | 2 | 2 | 2 | 2 |
Key Differentiators
- Four quadrature encoder interfaces for multi-axis motion (vs DSPIC33EP256GM306-E/PT)
- Single CAN 2.0 keeps cost low for single-bus networks (vs DSPIC33EP512GM606-E/PT)
- Extended -40C to +125C E-grade with AEC-Q100 expectation (vs DSPIC33EP512GM606-E/PT)
Design Notes
Connect and decouple every VDD/VSS pin pair on the 64-TQFP with 0.1 uF ceramic capacitors placed within 2 mm of each pin pair, plus a bulk 10 uF capacitor near the supply entry. All VDD and VSS pins must be connected - omitting one is a common cause of erratic resets and ADC noise on dsPIC33EP designs. Follow the data sheet's 'minimal set of device pin connections' list before first power-up, including MCLR pull-up and VCAP capacitor per the family specification.
The device has multiple PGECx/PGEDx pin pairs for ICSP programming and debugging. You may use any single pair, but ICSPCLK and ICSPDAT must come from the same pair - for example PGEC2 with PGED2. Mixing pairs is the most frequent bring-up failure reported in developer forums. Route the chosen pair to a standard 5-pin programming header on every production PCB, even if field programming is not planned, to enable end-of-line flashing and factory diagnostics.
Estimated: a dsPIC33EP at 60 MIPS with all peripherals enabled typically draws on the order of tens of mA, giving roughly 100-200 mW dissipation at 3.3V. The 64-TQFP (10x10 mm) theta_JA of approximately 40-50 C/W yields a junction rise of well under 10 C above ambient - no heatsink or thermal relief is needed. Ensure ambient stays within the -40C to +125C E-grade envelope including adjacent power-stage heating when mounting the controller near an inverter bridge.
For clean ADC and on-chip op-amp performance, power AVDD through an RC or ferrite filter (for example 10 ohm plus 1 uF) from the digital 3.3V rail, and keep analog routing away from motor PWM lines whose di/dt couples strongly into high-impedance nodes. Center-aligned PWM with dead-time insertion minimizes simultaneous switching noise on the current-shunt signals sampled by the ADC.
Compliance Information
Distributor data states the device meets AEC-Q100 standards for automotive applications and operates -40C to +125C. REACH and halogen-free status not stated in provided data.
