DSPIC33EP512GM310-E/PF - 16-bit 60 MIPS DSC 512KB Flash | Microchip
MPN: DSPIC33EP512GM310-E/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.85 | $7.85 |
| 10 | $7.1 | $71.00 |
| 100 | $6.35 | $635.00 |
| 500 | $5.8 | $2,900.00 |
| 1,000 | $5.25 | $5,250.00 |
DSPIC33EP512GM310-E/PF Overview
A digital signal controller combines the compute architecture of a microcontroller with the mathematical throughput of a DSP. In the embedded systems hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it executes real-time control loops (PID, field-oriented control) while running general firmware, I/O handling, and communication stacks on a single chip. The dsPIC33E family from Microchip is one of the most widely adopted DSC platforms for precision motor control and digital power conversion.
Key features include the enhanced dsPIC33E CPU core with DSP engine (single-cycle MAC, 40-bit accumulator), up to 85 general-purpose I/O lines on the 100-pin package, integrated op-amps, 12-bit ADCs, motor-control PWM peripherals, quadrature encoder interface (QEI), and multiple communication interfaces including I2C, SPI, UART, and IrDA as documented in the Microchip datasheet. The -E suffix denotes the extended -40C to +125C temperature range, and the device is AEC-Q100 qualified for automotive use.
Architecturally, the dsPIC33EP512GM310 uses CMOS technology with a 16-bit modified Harvard architecture, dual instruction fetch, and hardware DSP multiply-accumulate. Program memory is organized as 170K x 24-bit words, and the peripheral ecosystem includes input capture/output compare channels and high-resolution PWM suitable for three-phase inverter drive. Operating voltage is 3.3 V.
Typical applications include brushless DC and PMSM motor control for industrial drives and e-mobility, digital power supplies (totem-pole PFC, LLC converters), automotive actuator control, and embedded sensing systems requiring DSP filtering on-chip.
Design consideration: at 60 MIPS the core draws peak current during Flash execution, so place 0.1 uF ceramic decoupling capacitors at every VDD/VSS pair and follow the Microchip power-rail connection checklist in the family data sheet before first power-up.
This page synthesizes distributor availability data, same-family drop-in alternatives, and practical design notes not found on the manufacturer product page.
Drop-in alternatives for DSPIC33EP512GM310-E/PF — 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 DSPIC33EP512GM310-E/PF (same form factor and footprint) — differing in Core, Package, Operating Temperature, Program Memory Size, RAM Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GM310-I/PF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP256GM310T-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.9 / Unit
View Datasheet →DSPIC33EP512GM710-H/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →DSPIC33EP256GM710T-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.4 / Unit
View Datasheet →DSPIC33EP256MU810T-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EP512GM310-E/PF Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC core |
| Max CPU Speed | 60 MIPS |
| Program Memory Size | 512 KB (170K x 24) Flash |
| RAM Size | 16 KB |
| Supply Voltage | 3.3 V |
| Number of I/Os | 85 |
| Interfaces | I2C, SPI, UART/USART, IrDA |
| Analog Peripherals | ADC, integrated op-amps |
| Motor Control Peripherals | Motor-control PWM, QEI, input capture/output compare |
| Operating Temperature | -40C to +125C (extended, E grade) |
| Package | 100-TQFP (14x14 mm), 0.5 mm pitch |
| Mounting Type | Surface Mount |
| Qualification | Automotive, AEC-Q100 |
| Technology | CMOS |
| Series | dsPIC 33EP (DSPIC33EP512GM310) |
| Applications | Automotive, precision motor control |
DSPIC33EP512GM310-E/PF 100-tqfp (14x14 mm), 0.5 mm pitch Pin Configuration Guide
Pin configuration for DSPIC33EP512GM310-E/PF (100-tqfp (14x14 mm), 0.5 mm pitch 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 DSPIC33EP512GM310-E/PF.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GM310-E/PF is suitable for 6 applications: BLDC / PMSM Motor Control, Digital Power Conversion, Automotive Body and Actuator Control, Industrial Sensing and Condition Monitoring, Test and Measurement Instruments, Robotics and Servo Drives.
BLDC / PMSM Motor Control
The DSPIC33EP512GM310-E/PF fits brushless DC and permanent-magnet synchronous motor drives because its 60 MIPS dsPIC33E core executes field-oriented control loops with the hardware DSP single-cycle MAC engine, while dedicated motor-control PWM peripherals generate complementary center-aligned outputs with dead-time insertion. The quadrature encoder interface reads position feedback directly, and the integrated op-amps amplify shunt current-sense signals ahead of the on-chip ADC, shortening the current loop. Placed as the single controller of a three-phase inverter, it removes the need for a separate gate-driver logic MCU; the trade-off versus a dedicated motor ASIC is firmware development effort, offset by full algorithm flexibility. AEC-Q100 qualification covers automotive traction and pump applications.
Recommended
Digital Power Conversion
For totem-pole PFC, LLC, and phase-shifted full-bridge converters, this DSC provides high-resolution PWM with the 16-bit timer base and 60 MIPS loop rate needed for switching frequencies in the hundreds of kilohertz. The 12-bit ADC with simultaneous sampling captures input/output voltage and inductor current, and the DSP engine computes the compensation law within one switching period. Using the DSPIC33EP512GM310-E/PF instead of an analog controller yields adaptive compensation, soft-start sequencing, and digital telemetry over UART or SPI to a host. The extended -40C to +125C grade suits telecom rectifiers and onboard chargers where ambient temperatures are high; keep the ADC reference and analog supply filtered for best measurement accuracy.
Recommended
Automotive Body and Actuator Control
The AEC-Q100 qualification and extended temperature rating make this device appropriate for automotive actuators such as throttle bodies, headlamp leveling, window lifts, and HVAC dampers. The motor-control PWM plus QEI combination drives brushed or stepper actuators with closed-loop position control, while the CAN-capable peripheral ecosystem of the dsPIC33EP family (through external transceivers on UART/SPI-based modules) links the node to the vehicle network. Operating from a regulated 3.3 V rail derived from the 12 V battery via a buck converter, the controller tolerates the -40C to +125C ambient of under-hood mounting points. Design for load-dump transients with adequate input protection ahead of the supply regulator.
Recommended
Industrial Sensing and Condition Monitoring
In vibration, current, and acoustic condition-monitoring nodes, the DSP engine of the DSPIC33EP512GM310-E/PF performs on-chip FFT and digital filtering, streaming reduced feature sets over UART or SPI to gateways instead of raw high-rate samples. The on-chip op-amps and 12-bit ADC condition sensor signals directly, cutting external analog component count, and 512 KB of Flash holds FFT windows, calibration tables, and an in-field updatable bootloader simultaneously. The 85 available I/Os on the 100-pin TQFP support multiple sensor channels, local alarms, and indicator interfaces in one controller. Running the ADC in scan mode with DMA offloads the core for peak efficiency at multi-kilohertz sampling rates.
Recommended
Test and Measurement Instruments
Handheld meters, sensor calibrators, and bench accessories use this DSC as the main processor: the 60 MIPS core with DSP MAC handles waveform math and calibration interpolation, UART/SPI/I2C interfaces communicate with precision ADCs, DACs, and displays, and 512 KB of Flash stores multiple instrument personalities plus a USB/UART bootloader. The 16 KB RAM accommodates display buffers and capture memory for low-speed scopes and data loggers. Choosing the -E/PF extended grade matters for battery-powered field instruments exposed to vehicle cabins or industrial sites reaching +85C and beyond, since it guarantees specification up to +125C. Use the output-compare channels to generate test stimulus signals with CPU-independent timing.
Recommended
Robotics and Servo Drives
Servo amplifiers and robotic joint controllers benefit from the deterministic 60 MIPS control rate, QEI encoder inputs for each axis, and motor-control PWM outputs of this DSC, all on one chip with enough 512 KB Flash for trajectory planning, field-oriented control, and a communication protocol stack simultaneously. The integrated op-amps and ADC form the current loop, while the DSP engine runs cascaded position/velocity/current loops at multi-kilohertz rates with predictable latency - a key advantage over RTOS-scheduled MCUs. Multiple UART/SPI ports link to higher-level motion controllers over RS-485-style buses. The 100-pin TQFP with 85 I/O supports limit switches, brake outputs, and safety interlocks around the power stage.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GM310-E/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GM310-I/PF | DSPIC33EP256GM310T-I/PF | DSPIC33EP512GM710-H/PF | DSPIC33EP256GM710T-I/PF | DSPIC33EP256MU810T-I/PF |
|---|---|---|---|---|---|---|
| Package | 100-TQFP (14x14 mm, PF) | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 512 KB (170K x 24) | 512 KB | 256 KB | 512 KB | 256 KB | 256 KB |
| Max CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +125C (H grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| Distinguishing Feature | Extended temp + AEC-Q100, base GM3 peripheral set | Same die, industrial temp, lower cost | Half flash, lowest cost | GM7 enhanced peripheral/DMA set | GM7 set + 256 KB flash | USB OTG peripheral (MU family) |
Key Differentiators
- Extended -40C to +125C temperature range with AEC-Q100 qualification (vs DSPIC33EP512GM310-I/PF)
- Full 512 KB Flash for bootloader plus oversized firmware images (vs DSPIC33EP256GM310T-I/PF)
- Integrated op-amps and motor-control peripherals (vs DSPIC33EP256MU810T-I/PF)
Design Notes
Connect every VDD/VSS pair on the 100-pin TQFP as specified in the Microchip dsPIC33EPXXXGM3XX/6XX/7XX family data sheet, which lists mandatory pin connections before first power-up. Place a 0.1 uF ceramic capacitor at each VDD pin within 2 mm, plus one bulk 10 uF per rail. The 3.3 V rail must ramp monotonically; use a supervisor or the on-chip brown-out if the supply is shared with noisy motor-drive loads.
For motor-control use, route PWM outputs away from analog ADC/op-amp pins on the 14x14 mm TQFP breakout; keep the current-shunt sense traces Kelvin-routed to the op-amp inputs. A solid ground plane under the ADC reference pins and a dedicated RC filter (e.g., 10 ohm + 1 uF) on VDDCORE/AVDD regions improves effective ADC resolution. The 0.5 mm pitch requires solder-mask-defined pads per standard TQFP land patterns.
Do not substitute the -E (125C) grade with the cheaper -I (85C) grade in automotive or outdoor enclosures - the temperature limit differs by 40C even though the die is identical. Also verify Flash and RAM against your linker script: third-party listings conflict on RAM size for this family, so confirm memory organization in the current Microchip family data sheet rather than distributor summaries before finalizing code partitioning.
Compliance Information
Automotive AEC-Q100 qualification and extended temperature grade confirmed via Hotenda and Microchip USA distributor listings. RoHS/REACH/lead-free status not stated in provided data.
