DSPIC33FJ64MC510A-I/PT - 16-bit DSC 40MIPS 64KB Flash | Microchip
MPN: DSPIC33FJ64MC510A-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.96 | $6.96 |
| 10 | $6.46 | $64.60 |
| 100 | $5.92 | $592.00 |
| 500 | $5.48 | $2,740.00 |
| 1,000 | $5.05 | $5,050.00 |
DSPIC33FJ64MC510A-I/PT Overview
A Digital Signal Controller combines the computational throughput of a Digital Signal Processor (DSP) with the peripheral integration and ease of use of a microcontroller (MCU). In the power-management hierarchy of embedded systems, the DSC sits between a general-purpose MCU and a dedicated DSP, making it the preferred choice for closed-loop control systems that require both fast multiply-accumulate operations and flexible I/O. The dsPIC33FJ64MC510A belongs to Microchip's dsPIC33F Motor Control family, architected specifically for precision digital control loops.
Key features include the 16-bit dsPIC33F core executing up to 40 MIPS, DSP engine with single-cycle MAC and dual operand fetch, and motor-control oriented peripherals suited to field-oriented control (FOC) algorithms. The 'A' revision of the silicon incorporates improvements over the original dsPIC33FJ64MC510, and the family offers seamless migration options to PIC24 MCUs and dsPIC30F DSCs, protecting software investment.
Technically, the dsPIC33F core executes digital filter algorithms, high-speed precision digital control loops, and digital audio and speech processing efficiently. The device operates at 3.3V and integrates the motor-control peripheral set of the dsPIC33F MC family, enabling high-performance, precision motor-control systems with a single chip handling sensing, control-loop computation, and PWM generation.
Typical applications include brushless DC (BLDC) motor control, single- and 3-phase induction motor drives, switched reluctance motor systems, and uninterruptible power supplies (UPS), where the 40 MIPS core sustains the fast current and voltage control loops these topologies demand.
Design consideration: budget the 64KB Flash carefully - FOC implementations with sensory/sensorless observers and communication stacks can consume significant program space; the pin-compatible 256KB Flash member of the same 100-TQFP family provides headroom for growth.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with data verified as of 2026-09-27.
Drop-in alternatives for DSPIC33FJ64MC510A-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 DSPIC33FJ64MC510A-I/PT (same form factor and footprint) — differing in Package, Core Architecture, Migration Path, Packaging, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ64MC510A-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ64MC510-I/PT
✅ Drop-In✓ In Stock
$4.73 / Unit
View Datasheet →DSPIC33FJ256MC510T-I/PF
✅ Drop-In✓ In Stock
$6.65 / Unit
View Datasheet →DSPIC33FJ64MC508A-I/PT
✅ Drop-In✓ In Stock
$11.8 / Unit
View Datasheet →DSPIC33FJ64MC506A-I/PT
✅ Drop-In✓ In Stock
$7.58 / Unit
View Datasheet →DSPIC33FJ64MC510A-I/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F DSC (MCU/DSP) |
| Maximum MIPS | 40 MIPS |
| Program Memory (Flash) | 64KB (64K x 8) |
| System Clock Frequency | 40 MHz |
| Supply Voltage | 3.3 V |
| Package | 100-TQFP (12x12 mm) |
| Pin Count | 100 |
| Operating Temperature | -40C to +85C (I grade) |
| Mounting Type | Surface Mount |
| Series | dsPIC33FJ64MC510A (dsPIC 33F Motor Control) |
| Target Applications | Motor control (BLDC, induction, switched reluctance), UPS |
| DSP Engine | Single-cycle MAC, DSP-class instruction set |
| Migration Path | Seamless migration to PIC24 MCUs and dsPIC30F DSCs |
| Packaging | Tape & Reel (/PT suffix) |
DSPIC33FJ64MC510A-I/PT 100-tqfp (12x12 mm) Pin Configuration Guide
Pin configuration for DSPIC33FJ64MC510A-I/PT (100-tqfp (12x12 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 DSPIC33FJ64MC510A-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ64MC510A-I/PT is suitable for 6 applications: BLDC Motor Control, 3-Phase Induction Motor Drives, Switched Reluctance Motor (SRM) Drives, Uninterruptible Power Supplies (UPS), Digital Power Conversion / SMPS, Industrial Automation and Motion Systems.
BLDC Motor Control
The DSPIC33FJ64MC510A is purpose-built for brushless DC (BLDC) motor control: its 40 MIPS 16-bit DSP core with single-cycle MAC executes field-oriented control (FOC) current loops at 10-20 kHz, while the dsPIC33F MC-family motor-control peripherals generate complementary PWM with dead-time and synchronize ADC sampling of phase currents. In a typical BLDC servo or fan drive, the DSC reads resolver or encoder feedback, runs the speed and current PI loops, and drives the three-phase inverter directly from one chip, eliminating a separate DSP. Because the entire control loop is digital, commutation schemes (trapezoidal, sinusoidal, FOC) can be changed in firmware without hardware revision, and the 64KB Flash accommodates a full FOC stack with communication.
Recommended
3-Phase Induction Motor Drives
Per Microchip, the dsPIC33FJ64MC510A family supports single- and 3-phase induction motor control. Induction drives require V/f or sensorless rotor-flux-estimation algorithms with fast current loops - exactly the workload the 40 MIPS DSP engine and motor-control PWM peripherals were architected for. In an industrial pump, fan, or compressor inverter, the DSC generates the three-phase PWM from a DC bus, samples DC-link current and voltage through its ADC, and implements slip compensation and flux observers in software. Running the control in a single DSC at 3.3V with 64KB Flash yields a compact, low-component-count inverter design; the -40C to +85C industrial rating suits factory-floor ambient conditions inside sealed drive enclosures.
Recommended
Switched Reluctance Motor (SRM) Drives
Microchip explicitly lists switched reluctance motors among the target machines for the dsPIC33FJ64MC510A family. SRM drives demand phase-by-phase torque control with precise current chopping and rotor-position-based excitation - a control pattern that benefits from the DSC's single-cycle MAC for torque-sharing algorithms and its flexible motor-control PWM outputs configured for asymmetric excitation. In an SRM traction or appliance drive, the 40 MIPS core processes position sensor or sensorless rotor-position estimation in real time while sequencing phase energization, and the 3.3V I/O interfaces cleanly with gate drivers and current-sense amplifiers. The robust -40C to +85C operating range supports the vibration- and heat-heavy environments where SRMs are typically deployed.
Recommended
Uninterruptible Power Supplies (UPS)
The dsPIC33F Motor Control family is described by Microchip as well-suited for uninterruptible power supplies. A UPS requires simultaneous, phase-coherent control of an AC-DC rectifier stage (for power-factor correction and battery charging) and a DC-AC inverter stage (for clean output sine generation). The DSPIC33FJ64MC510A's 40 MIPS DSP core executes the dual-loop voltage/current regulators and sine-wave reference generation at switching frequencies of 20 kHz and above, while its ADC samples multiple feedback channels synchronized to the PWM carriers. One 100-pin DSC replaces the separate analog controller and MCU previously required, cutting BOM cost and simplifying isolation design; the 64KB Flash holds both control loops plus monitoring and communication firmware.
Recommended
Digital Power Conversion / SMPS
The dsPIC33F DSC architecture with DSP-class multiply-accumulate performance is well-suited to switched-mode power supply control, as noted in Microchip's dsPIC33F SMPS positioning. In a PFC stage, LLC converter, or bidirectional DC-DC charger, the DSPIC33FJ64MC510A closes current and voltage loops at the PWM switching frequency using the 40 MIPS core for compensator computation and the motor-control/PWM peripherals for precise duty-cycle and dead-time control. Compared with an analog PWM controller, a DSC-based power stage allows firmware-tunable compensation, soft-start profiles, and protection thresholds, and can report telemetry over UART/CAN. The 3.3V supply, -40C to +85C rating, and 100-pin TQFP with abundant multiplexed I/O support the sensing and gate-drive interface needs of multi-kilowatt digital power stages.
Recommended
Industrial Automation and Motion Systems
Beyond individual motor drives, the DSPIC33FJ64MC510A serves as the motion-control engine in factory automation: multi-axis conveyors, robotics joints, CNC spindle drives, and servo amplifiers. Its 40 MIPS throughput runs position, velocity, and current cascaded loops concurrently, while on-chip communication interfaces (UART, SPI, I2C, ECAN on this family) connect the drive to a PLC or industrial network. The 100-pin TQFP provides the I/O count needed for encoder inputs, limit switches, brake control, and safety interlocks without external port expanders. According to Microchip, seamless migration options to PIC24 MCUs and dsPIC30F DSCs let system vendors scale a product family across performance points while reusing code, and the industrial temperature grade suits unconditioned factory environments.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ64MC510A-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ64MC510A-E/PT | DSPIC33FJ64MC510-I/PT | DSPIC33FJ256MC510T-I/PF | DSPIC33FJ64MC508A-I/PT | DSPIC33FJ64MC506A-I/PT |
|---|---|---|---|---|---|---|
| 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 | 100-TQFP (12x12 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Performance | 16-bit dsPIC33F, 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, 40 MIPS |
| Flash Memory | 64KB (64K x 8) | 64KB | 64KB | 256KB (+300%) | 64KB | 64KB |
| Operating Temperature | -40C to +85C (I grade) | -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) |
| Peripheral / Pin-Function Set | Full MC510 set (motor control, max peripherals) | Identical to MC510A | Identical to MC510 | Full MC510 set | Reduced subset (MC508) | Further reduced subset (MC506) |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
Key Differentiators
- Extended temperature option on identical silicon (vs DSPIC33FJ64MC510A-E/PT)
- Corrected silicon revision (vs DSPIC33FJ64MC510-I/PT)
- Cost-optimized Flash size with pin-compatible upgrade path (vs DSPIC33FJ256MC510T-I/PF)
Design Notes
The dsPIC33FJ64MC510A operates from a 3.3V rail shared with its flash core and I/O. Decouple each VDD/VSS pair with 0.1uF ceramic capacitors placed as close to the pins as possible, and use a low-ESR bulk capacitor (10uF) near the device. The 100-pin TQFP has multiple VDD/VSS pairs precisely to limit ground bounce during simultaneous PWM switching - do not merge the ground network under the PWM output pins with the analog ground of the ADC reference; use a single-point star or carefully partitioned ground plane to keep motor-drive switching noise out of ADC readings.
When driving a 3-phase inverter from the motor-control PWM pins, route each PWM pair as short, matched traces to the gate drivers and consider series resistors (10-33 ohm) to control edge rates and EMI. Synchronize ADC sampling of phase currents to the PWM center (center-aligned trigger) so current is measured when the inverter is in its null vector - this is the standard dsPIC33F motor-control technique per Microchip's motor-control application notes and yields cleaner current feedback than free-running sampling.
Verify the silicon revision before mass production: this 'A' part corrects errata present in the original DSPIC33FJ64MC510, so do not mix the two revisions in one production run without reviewing the Microchip errata documents. Also note that dsPIC33F peripherals are heavily multiplexed on the 100-pin package - a pin you assume is a UART may default to an analog channel until its ANSEL/TRIS configuration is cleared in code. Initialize all unused analog pins as digital outputs to prevent floating-input current draw.
Compliance Information
The /PT Tape-and-Reel suffix corresponds to Microchip's standard lead-free/RoHS production flow, but formal RoHS/REACH/halogen-free declarations were not present in the provided verified data - obtain the material certificate from the Microchip product page. Not AEC-Q100 data provided; automotive qualification not claimed.
