DSPIC33FJ64MC510-I/PT - 16-Bit 40MIPS Motor Control DSC | Microchip
MPN: DSPIC33FJ64MC510-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.76 | $6.76 |
| 10 | $6.09 | $60.90 |
| 100 | $5.62 | $562.00 |
| 500 | $5.14 | $2,570.00 |
| 1,000 | $4.73 | $4,730.00 |
DSPIC33FJ64MC510-I/PT Overview
A Digital Signal Controller combines the computational throughput of a Digital Signal Processor (DSP) with the peripheral set and ease of use of a microcontroller. In the power-management hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the standard choice for closed-loop digital control of power electronics and motor drives where fast multiply-accumulate operations and precise PWM timing are both required.
Key differentiating features of this device include the 40 MIPS dsPIC33F core with DSP instruction extensions for digital filter algorithms and high-speed control loops, a motor-control peripheral set purpose-built for inverter and drive applications, and seamless migration options to/from PIC24 MCUs and dsPIC30F DSCs, protecting code investment across platforms. The 64 KB Flash supports self-programming, and the device is in-circuit serial programmable (ICSP) via any PGECx/PGEDx pin pair.
Architecturally, the dsPIC33F core executes most instructions in a single cycle at up to 40 MIPS, with hardware support for modulo and bit-reversed addressing, dual operand fetch, and Proportional-Integral-Derivative (PID) oriented operations. According to the Microchip datasheet, the family is designed to execute digital filter algorithms, high-speed precision digital control loops, and digital audio and speech processing.
Typical applications include brushless DC motor control, single- and 3-phase induction motor drives, switched reluctance motors, uninterruptible power supplies, and digital power conversion. Microchip explicitly positions the dsPIC33FJ64MC510A family for these motor control domains.
Design tip: connect every VDD and VSS pin pair, and use a matched PGECx/PGEDx pair for programming - mismatched pairs are a common cause of ICSP failure.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33FJ64MC510-I/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 DSPIC33FJ64MC510-I/PT (same form factor and footprint) — differing in Core Architecture, Migration Path, Operating Temperature, Packaging, Package.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ64MC510AT-I/PT
✅ Drop-In✓ In Stock
$4.85 / Unit
View Datasheet →DSPIC33FJ128MC510-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ256MC510T-I/PF
✅ Drop-In✓ In Stock
$6.65 / Unit
View Datasheet →DSPIC33FJ256GP510T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$6.95 / Unit
View Datasheet →DSPIC33FJ64MC510-I/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F DSC |
| Maximum Performance | 40 MIPS |
| Program Memory (Flash) | 64 KB |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +85C (I grade) |
| Package | 100-TQFP (12x12 mm), PT |
| Mounting Type | Surface Mount |
| Product Family | dsPIC33F Motor Control Digital Signal Controllers |
| Core Speed | up to 40 MHz instruction cycle (40 MIPS) |
| Peripherteral Focus | Motor Control (PWM, ADC, encoders) |
| Programming Interface | ICSP via PGECx/PGEDx pin pairs |
| Migration Path | Seamless to/from PIC24 MCU and dsPIC30F DSC |
| Packing | Tray (per Jotrin listing) |
DSPIC33FJ64MC510-I/PT 100-tqfp (12x12 mm), pt Pin Configuration Guide
Pin configuration for DSPIC33FJ64MC510-I/PT (100-tqfp (12x12 mm), pt 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 DSPIC33FJ64MC510-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ64MC510-I/PT is suitable for 6 applications: Brushless DC Motor Control, 3-Phase Induction Motor Drives, Uninterruptible Power Supplies (UPS), Switched Reluctance Motor (SRM) Drives, Digital Audio and Speech Processing, Industrial Automation and Robotics.
Brushless DC Motor Control
The DSPIC33FJ64MC510-I/PT fits BLDC drives because its 40 MIPS dsPIC33F core executes field-oriented control and commutation loops well beyond the 10-20 kHz PWM frequencies typical of 3-phase BLDC motors, while the MC-variant PWM module generates complementary outputs with programmable dead time. In a typical topology the DSC reads hall or encoder feedback, samples phase currents through its ADC at PWM-synchronized instants, and computes the control loop each cycle. The deterministic single-cycle MAC math keeps loop jitter low; the main trade-off versus analog control is firmware complexity, offset by Microchip's motor-control libraries.
Recommended
3-Phase Induction Motor Drives
For induction motor drives, the DSPIC33FJ64MC510-I/PT provides the compute rate needed for voltage/frequency and sensorless vector control: the 40 MIPS core runs Clarke/Park transforms and slip estimation each PWM cycle, and 64 KB Flash holds the control firmware plus compensation tables. The 100-pin TQFP supplies ample GPIO for gate-driver enables, contactors, and protection interlocks in industrial drives. Used between the power stage and current-sense shunts, the DSC's synchronized ADC sampling minimizes torque ripple; designers should budget CPU margin for higher-order observers on long-cable or high-dynamics loads.
Recommended
Uninterruptible Power Supplies (UPS)
Microchip explicitly targets UPS applications with the dsPIC33F Motor Control family. The DSPIC33FJ64MC510-I/PT implements the inverter's digital control: its 40 MIPS core closes the output voltage and current loops at switching frequency, while complementary PWM with dead-time insertion drives the full-bridge, and DSP filter instructions handle THD-corrective harmonic compensation. The 3.0-3.6V supply simplifies interfacing with isolated feedback via digital isolators. Its industrial -40C to +85C rating suits rack-mounted power equipment; the key design consideration is scaling feedback front-ends to keep ADC inputs within the 0-3.3V range.
Recommended
Switched Reluctance Motor (SRM) Drives
SRM drives need accurate rotor-position-based phase switching and asymmetric-bridge PWM control - both naturally handled by the DSPIC33FJ64MC510-I/PT's motor-control peripherals and 40 MIPS core. According to Microchip, the dsPIC33F Motor Control family explicitly supports switched reluctance motors. The controller reads position sensor or sensorless estimators, energizes phase windings sequentially through the asymmetric half-bridge, and uses the ADC synchronized to PWM for current chopping. The 64 KB Flash accommodates lookup tables for torque-angle profiles; the main engineering effort lies in phase-current sensing calibration and acoustic-noise optimization of the commutation angles.
Recommended
Digital Audio and Speech Processing
The dsPIC33F family is designed to execute digital audio and speech processing: the 40 MIPS core with single-cycle MAC and dual operand fetch sustains FIR/IIR filters, sample-rate converters, and codec interfaces in real time. The DSPIC33FJ64MC510-I/PT's 100-pin footprint offers enough I/O for multiple serial audio data pins and control lines, and its 3.0-3.6V rail matches common audio codec supplies. Compared to a general-purpose MCU, the DSP engine doubles effective filter throughput; compared to a dedicated audio DSP, it adds integrated control peripherals. Choose this part when audio processing coexists with system control on one chip.
Recommended
Industrial Automation and Robotics
In factory automation and robotics, the DSPIC33FJ64MC510-I/PT serves as a joint or axis controller: the 40 MIPS core runs PID servo loops and trajectory interpolation, while the 100-pin TQFP provides generous GPIO for limit switches, encoder quadrature inputs, and safety chains. Its -40C to +85C industrial temperature grade tolerates panel and drive-cabinet environments, and ICSP allows field firmware updates without desoldering. Seamless migration within dsPIC33F/PIC24 lets OEMs scale a controller platform across product tiers with shared firmware. The design consideration is EMC hardening of encoder lines near motor power cabling.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ64MC510-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ64MC510AT-I/PT | DSPIC33FJ128MC510-I/PT | DSPIC33FJ256MC510T-I/PF | DSPIC33FJ256GP510T-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-TQFP (12x12 mm) | 100-TQFP (12x12 mm) - same | 100-TQFP (12x12 mm) - same | 100-TQFP (12x12 mm) - same | 100-TQFP (12x12 mm) - same |
| Core Performance | 40 MIPS, 16-bit dsPIC33F | 40 MIPS, 16-bit dsPIC33F | 40 MIPS, 16-bit dsPIC33F | 40 MIPS, 16-bit dsPIC33F | 40 MIPS, 16-bit dsPIC33F |
| Flash Memory | 64 KB | 64 KB | 128 KB | 256 KB | 256 KB |
| Peripheral Variant | MC (Motor Control) | MC (Motor Control) | MC (Motor Control) | MC (Motor Control) | GP (General Purpose) |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Drop-in Compatibility | Reference | Exact drop-in (revised silicon) | Drop-in, more Flash | Drop-in, migration review | Same footprint, different peripherals |
Key Differentiators
- Largest I/O budget in the 64 KB MC family tier (vs DSPIC33FJ64MC506-I/PT)
- Motor-control (MC) peripheral set, not general purpose (vs DSPIC33FJ256GP510T-I/PT)
- Cost-effective 64 KB tier with identical drop-in upgrade path (vs DSPIC33FJ256MC510T-I/PF)
Design Notes
Programming failures on this device almost always come from two causes flagged by Microchip: (1) using mismatched PGECx/PGEDx pairs - ICSPCLK and ICSPDATA must come from the same numbered pair (e.g. PGEC2 with PGED2); (2) leaving any VDD or VSS pin unconnected - even one floating ground pin can prevent programming. Ensure the debugger (PICkit, ICD, REAL ICE) shares a common ground with the target and that all 100-pin package supply pins are routed.
The DSPIC33FJ64MC510-I/PT requires a 3.0V to 3.6V supply per the verified distributor data. Use a low-noise 3.3V LDO or buck with at least 3.3V +/-5% accuracy and decouple each VDD/VSS pin pair with 0.1 uF ceramics placed within 2 mm of the pins, plus bulk 10 uF near the package. Motor-control designs switching 20+ kHz PWM inject noise into the die through shared grounds, so a solid ground plane under the TQFP center is strongly recommended to keep ADC readings clean.
For the 100-pin TQFP (0.5 mm pitch), route the analog ADC input traces away from PWM gate-driver lines and keep them short and guarded. Use Microchip's reference-design layouts for dsPIC33F motor control boards as a starting point: star-ground the analog return, place current-sense amplifiers close to the MCU, and keep the oscillator loop compact. Dedicating a couple of adjacent GPIO as PWM-fault inputs hardwired to gate-driver fault outputs gives fast hardware trip without waiting for the firmware loop.
Compliance Information
Compliance data not present in the verified web data provided. Verify RoHS/REACH status on the official Microchip product page before procurement.
