DSPIC33FJ64MC510-I/PF - 16-bit 40 MIPS DSC 64KB Flash | Microchip
MPN: DSPIC33FJ64MC510-I/PF ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.83 | $4.83 |
| 10 | $4.55 | $45.50 |
| 100 | $4.2 | $420.00 |
| 500 | $3.8 | $1,900.00 |
| 1,000 | $3.2 | $3,200.00 |
DSPIC33FJ64MC510-I/PF Overview
A digital signal controller combines the computational capability of a DSP with the peripheral integration and control architecture of a microcontroller, sitting within the broader hierarchy of digital signal processors and microcontroller units (MCUs). The dsPIC33F family integrates a 16-bit modified Harvard architecture CPU with DSP engine instructions, making it a natural evolution path from PIC24 MCUs and dsPIC30F DSCs with seamless migration options.
Key features of the DSPIC33FJ64MC510-I/PF include the 40 MIPS core at 3.3V operation, 8192 words of RAM, 8 DMA channels for data throughput without CPU intervention, and 9 timers for precise event sequencing. The Motor Control (MC) peripheral set targets power conversion and motor drive topologies with dedicated PWM capability.
Architecturally, the device offers more than one pair of PGECx/PGEDx pins for in-circuit serial programming (ICSP); any pair may be used, but PGECx and PGEDx must be used as a matched pair. All VDD and VSS pins must be connected for reliable operation and programming.
Typical applications include brushless DC motors, single and 3-phase induction motors, switched reluctance motors, uninterruptible power supplies, and digital power conversion, where the MC family peripherals and 40 MIPS throughput provide deterministic closed-loop control.
Design consideration: this part is marked Not Recommended for New Designs (NRND) by Microchip; new projects should evaluate the dsPIC33FJ64MC510A revision or newer dsPIC33 families, while existing designs can continue sourcing.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33FJ64MC510-I/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 DSPIC33FJ64MC510-I/PF (same form factor and footprint) — differing in Operating Temperature, Core Architecture, Package, Migration Path, Program Memory.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ64MC510A-I/PF
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →DSPIC33FJ64MC510AT-I/PT
✅ Drop-In✓ In Stock
$4.85 / Unit
View Datasheet →DSPIC33FJ128MC510A-I/PF
✅ Drop-In✓ In Stock
$8.1 / Unit
View Datasheet →DSPIC33FJ256MC510T-I/PF
✅ Drop-In✓ In Stock
$6.65 / Unit
View Datasheet →DSPIC33FJ64MC510ATH/PF
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ64MC510-I/PF Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F (modified Harvard) |
| Maximum Processing Speed | 40 MIPS |
| Program Memory (FLASH) | 64KB (64K x 8) |
| RAM | 8KB (8192 words) |
| Supply Voltage | 3.3 V |
| DMA Channels | 8 |
| Timers | 9 |
| Package | 100-TQFP (14x14 mm), 0.5 mm pitch |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial, I-temp) |
| Product Family | dsPIC33FJXXXMCX06/X08/X10 Motor Control Family |
| Migration Path | Seamless migration to/from PIC24 MCUs and dsPIC30F DSC |
| Programming Interface | ICSP via PGECx/PGEDx pin pairs |
| Lifecycle Status | Not Recommended for New Designs (NRND) |
| Target Applications | Motor control, digital power, UPS |
DSPIC33FJ64MC510-I/PF 100-tqfp (14x14 mm), 0.5 mm pitch Pin Configuration Guide
Pin configuration for DSPIC33FJ64MC510-I/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 DSPIC33FJ64MC510-I/PF.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ64MC510-I/PF is suitable for 6 applications: Brushless DC Motor Control, Single and 3-Phase Induction Motor Drives, Uninterruptible Power Supplies (UPS), Switched Reluctance Motor (SRM) Drives, PIC24 / dsPIC30F Design Migration, Digital Power Conversion (SMPS/PFC).
Brushless DC Motor Control
The DSPIC33FJ64MC510-I/PF is purpose-built for BLDC drives within Microchip's dsPIC33FJXXXMCX10 Motor Control family. Its 40 MIPS 16-bit core with DSP multiply-accumulate instructions executes commutation and FOC control loops at high sampling rates, while the 9 timers and dedicated PWM resources generate precisely phased gate drive signals. The 8 DMA channels stream ADC current-sense samples into RAM without CPU stalls, keeping the control loop deterministic. At 3.3V in a 100-pin TQFP, the abundant GPIO directly interfaces hall sensors, encoders, and gate-driver ICs. Designers should note the NRND status and consider the pin-compatible DSPIC33FJ64MC510A-I/PF for new BLDC boards.
Recommended
Single and 3-Phase Induction Motor Drives
According to Microchip, the dsPIC33FJ64MC510 family supports single and 3-phase induction motor applications. Driving induction machines requires simultaneous V/f or sensorless vector control, multiple ADC conversions, and six-channel complementary PWM - workloads the 40 MIPS core handles with margin. The 64KB FLASH stores field-weakening tables and protection state machines, and the 8KB RAM buffers control history for sensorless estimators. The 100-pin TQFP offers the I/O count needed for gate drives, current transformers, and serial diagnostics (UART/CAN). Because industrial drives run continuously, designers should verify junction temperature at maximum load and use all VDD/VSS pins for supply integrity.
Recommended
Uninterruptible Power Supplies (UPS)
Microchip explicitly identifies UPS as a well-suited application for dsPIC33F Motor Control products. A UPS inverter requires phase-locked grid synchronization, sinusoidal PWM generation, and fast overcurrent shutdown - tasks matched to the DSPIC33FJ64MC510-I/PF's 40 MIPS core, DSP instructions, and 9-timer bank. The 8 DMA channels keep ADC sampling of AC output and battery current flowing while the CPU runs the control law. The 3.3V, 100-pin TQFP interface supports LCD status, communication ports, and battery-management GPIO in one controller. Firmware for transfer logic and battery charging fits comfortably in 64KB FLASH, and the pin-compatible 128KB/256KB siblings allow feature growth without a PCB respin.
Recommended
Switched Reluctance Motor (SRM) Drives
Switched reluctance motors demand rotor-position-dependent phase excitation with rapid current chopping - a profile well served by the DSPIC33FJ64MC510-I/PF. Microchip lists SRM control among the supported applications for the MC family. The 40 MIPS core executes torque-sharing tables and position estimation per commutation event, while multiple timers synchronize phase-angle timing across poles. Fast ADC sampling through DMA captures phase currents for hysteresis control, and the TQFP-100 I/O budget drives asymmetric bridge converters and position sensors simultaneously. Firmware-based commutation simplifies adaptation to different SRM geometries versus hardwired controllers, and the 64KB FLASH retains tuning parameters across firmware revisions.
Recommended
PIC24 / dsPIC30F Design Migration
The DSPIC33FJ64MC510-I/PF offers seamless migration options to and from PIC24 MCUs and dsPIC30F DSCs, making it the natural landing point for legacy 16-bit designs needing DSP capability. Teams with PIC24 firmware can port with minimal rework since the dsPIC33F core shares the PIC24 instruction base, toolchain (MPLAB), and peripheral architecture. Similarly, dsPIC30F designs gain the 40 MIPS core and improved peripherals of the dsPIC33F generation. The 100-pin TQFP-14x14 footprint keeps routing familiar, and the multiple PGECx/PGEDx programming pairs ease fixture reuse from existing PIC24 production programmers. This migration path protects software investment while adding motor-control-grade DSP throughput.
Recommended
Digital Power Conversion (SMPS/PFC)
Digital power supplies and power-factor-correction stages benefit from the deterministic sampling and PWM generation of the DSPIC33FJ64MC510-I/PF. The 40 MIPS core closes voltage and current loops at switching frequencies typical of 100-500 kHz converters, with DSP instructions accelerating compensator math. The 8 DMA channels and 9 timers support multi-phase interleaved topologies, and 64KB FLASH hosts soft-start, protection, and telemetry firmware. For heavily SMPS-focused designs, XAIPART also stocks the DSPIC33FJ64GS610T-50I/PT, a digital-power-dedicated family member whose peripheral set targets switch-mode topologies directly. Either device eliminates analog compensator drift by moving loop control into firmware.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ64MC510-I/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ64MC510A-I/PF | DSPIC33FJ128MC510A-I/PF | DSPIC33FJ256MC510T-I/PF | DSPIC33FJ64MC510ATH/PF |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-TQFP (14x14 mm, 0.5 mm pitch) | 100-TQFP - same footprint | 100-TQFP - same footprint | 100-TQFP - same footprint | 100-TQFP - same footprint |
| Processing Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS (40 MHz core) |
| Program Memory (FLASH) | 64KB | 64KB | 128KB | 256KB | 64KB |
| RAM | 8KB (8192 words) | 8KB | 8KB | 8KB | 8KB |
| Operating Temperature | -40C to +85C (I-grade) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +150C (H-grade) |
| DMA Channels / Timers | 8 DMA / 9 timers | 8 DMA / 9 timers | 8 DMA / 9 timers | 8 DMA / 9 timers | 8 DMA / 9 timers |
Key Differentiators
- Original silicon vs errata-corrected revision (vs DSPIC33FJ64MC510A-I/PF)
- Flash expansion without respin (vs DSPIC33FJ256MC510T-I/PF)
- Extended temperature capability (vs DSPIC33FJ64MC510ATH/PF)
- Motor Control specialization vs General Purpose siblings (vs DSPIC33FJ64GP708A-I/PT)
Design Notes
Programming pin pairing is the most common bring-up failure on this device. Per the dsPIC33FJ64MC510 documentation (northernsoftware.com summary of the datasheet), the chip has more than one PGECx/PGEDx pair; you may use any pair, but ICSPCLK and ICSPDAT must connect to the same numbered pair - e.g., PGEC2 with PGED2, never mixed. Additionally, ALL VDD and VSS pins must be connected; leaving even one supply pin unconnected can cause programming to fail intermittently, which is hard to diagnose in-circuit.
Run the device from a clean 3.3V rail with decoupling on every VDD pin - typically 100 nF ceramic per pin pair plus bulk capacitance near the TQFP-100 corners. Because all VDD/VSS pins must be connected (per datasheet), plan the power ring across all four sides of the 14x14 mm package. For motor drive designs sharing a supply with gate drivers, isolate the DSC analog supply with an LC filter so PWM switching noise does not corrupt ADC current-sense readings feeding the 40 MIPS control loop.
Lifecycle planning: the original DSPIC33FJ64MC510 is NRND per Microchip. New PCB layouts should specify the DSPIC33FJ64MC510A-I/PF (identical footprint and pinout) to secure long-term supply, and dual-source BOM lines with the 128KB/256KB pin-compatible siblings where flash headroom may be needed. Read the Microchip Silicon Errata sheet (a separate ~10-page document exists for this part) before finalizing designs that rely on specific peripheral behaviors.
Compliance Information
The /PF package suffix indicates lead-free, RoHS-compliant TQFP per standard Microchip environmental designations. REACH, halogen-free and conflict-minerals declarations not explicitly stated in the provided data - request current certificates from Microchip.
