DSPIC33FJ64MC710A-I/PF - 16-bit 40MIPS DSC 64KB Flash | Microchip
MPN: DSPIC33FJ64MC710A-I/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.24 | $8.24 |
| 10 | $7.66 | $76.60 |
| 100 | $7.02 | $702.00 |
| 500 | $6.45 | $3,225.00 |
| 1,000 | $5.92 | $5,920.00 |
DSPIC33FJ64MC710A-I/PF Overview
A Digital Signal Controller combines the computational throughput of a DSP engine with the peripheral integration and deterministic interrupt architecture of a microcontroller. In the embedded systems hierarchy, the dsPIC33F family sits between general-purpose MCUs (such as the PIC24) and standalone DSPs, offering a single-chip solution that executes both C-based control code and math-intensive loops such as PID and field-oriented control.
Key features include a modified Harvard architecture with a 16-bit RISC core, 40 MHz maximum operating frequency (40 MIPS), dedicated DSP engine with 17-bit x 17-bit single-cycle MAC, two 40-bit accumulators, and seamless migration options to PIC24F, PIC24H MCUs and dsPIC30F DSCs in similar packages. The A revision (suffix A) adds enhanced peripherals and improved electrical characteristics over the original dsPIC33FJ64MC710.
Technical depth: the device integrates motor-control-oriented peripherals including a motor control PWM module with complementary outputs and dead-time control, multiple UART, SPI and I2C ports, a CAN 2.0B controller, a high-speed 10-bit ADC capable of simultaneous multi-channel sampling, and an internal fast RC oscillator for crystal-less operation. Operating supply range is 3V to 3.6V (3.3V nominal).
Typical applications include brushless DC (BLDC) motor control, single and 3-phase induction motor drives, switched reluctance motor control, uninterruptible power supplies (UPS), and digital power conversion where the CAN bus supports automotive and industrial networking.
Design consideration: at 40 MIPS, ensure adequate decoupling on every VDD/VSS pair and route the PWM outputs with dead-time margins verified against gate driver propagation delays.
This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33FJ64MC710A-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 DSPIC33FJ64MC710A-I/PF (same form factor and footprint) — differing in Package, Supply Voltage, Mounting Type, Operating Temperature, ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ128MC710A-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$6.45 / Unit
View Datasheet →DSPIC33FJ256MC710A-I/PF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ64MC710-I/PF
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ64GP710A-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.78 / Unit
View Datasheet →DSPIC33FJ256MC510A-I/PF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ256MC510T-I/PF
✅ Drop-In✓ In Stock
$6.65 / Unit
View Datasheet →DSPIC33FJ64MC710A-I/PF Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F RISC (Modified Harvard) |
| Max CPU Speed | 40 MIPS (40 MHz) |
| Flash Program Memory | 64 KB (64K x 8) |
| Data RAM | 16 KB |
| Supply Voltage | 3 V to 3.6 V (3.3 V nominal) |
| Operating Temperature | -40C to +85C (I grade) |
| Package | TQFP-100 (14x14 mm) |
| Mounting Type | Surface Mount (SMD/SMT) |
| Packaging | Tray |
| Qualification | AEC-Q100 automotive |
| DSP Engine | 17x17-bit single-cycle MAC, two 40-bit accumulators |
| Communication Interfaces | UART, SPI, I2C, CAN 2.0B |
| ADC | 10-bit high-speed ADC, multi-channel simultaneous sampling |
| Motor Control PWM | Dedicated MCPWM with complementary outputs and dead-time control |
| Oscillator | External crystal, PLL, and internal fast RC |
| Series | dsPIC33FJ64MC710A (Motor Control family) |
DSPIC33FJ64MC710A-I/PF tqfp-100 (14x14 mm) Pin Configuration Guide
Pin configuration for DSPIC33FJ64MC710A-I/PF (tqfp-100 (14x14 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 DSPIC33FJ64MC710A-I/PF.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ64MC710A-I/PF is suitable for 6 applications: Brushless DC (BLDC) Motor Control, Single and 3-Phase Induction Motor Drives, Switched Reluctance Motor Control, Uninterruptible Power Supplies (UPS), Automotive Motor and Body Control Units, Industrial Automation and Fieldbus Nodes.
Brushless DC (BLDC) Motor Control
The DSPIC33FJ64MC710A-I/PF is purpose-built for BLDC drives: Microchip lists brushless DC motors as a primary target application for this family. The dedicated motor control PWM module generates three complementary half-bridge outputs with programmable dead time, while the 10-bit high-speed ADC samples phase currents simultaneously so FOC or trapezoidal commutation loops close within the 40 MIPS budget. In a typical 3.3V control board, the DSC reads hall or encoder feedback, executes the current/speed cascade in a single PWM interrupt, and reports status over CAN or UART. The DSP engine's single-cycle 17x17-bit MAC accelerates Park/Clarke transforms and PI controllers, allowing higher switching frequencies than a general-purpose MCU with equal load.
Recommended
Single and 3-Phase Induction Motor Drives
Microchip identifies single and 3-phase induction motor control as a core application of the dsPIC33FJ64MC710A family. For induction drives, the controller generates a variable-frequency PWM voltage source using the motor control PWM module with dead-time insertion, and computes slip-compensated V/f or rotor-field-oriented control using the DSP MAC engine. The 64KB flash holds the full control stack plus modulation tables, and the 16KB RAM buffers current samples for diagnostics. Industrial drives benefit from the AEC-Q100-qualified silicon margin and the CAN 2.0B controller for fieldbus integration into SCADA or PLC networks without an external CAN controller chip.
Recommended
Switched Reluctance Motor Control
The dsPIC33FJ64MC710A supports switched reluctance (SR) motor control, another application class Microchip explicitly names for this family. SR drives require asymmetric half-bridge topologies with per-phase current chopping and precise phase-angle firing, which the flexible motor control PWM module handles via complementary outputs, programmable dead time, and individual output overrides. The high-speed 10-bit ADC's simultaneous multi-channel sampling captures per-phase current at PWM-rate, and the 40 MIPS core executes torque-sharing algorithms in real time. Because SR control tolerates simple rotor position sensing, the dsPIC33F's rich capture/compare (ICx) inputs resolve low-resolution position feedback into commutation events.
Recommended
Uninterruptible Power Supplies (UPS)
Microchip notes the dsPIC33F Motor Control products are also well-suited for UPS and inverter applications. A DSPIC33FJ64MC710A-based UPS generates a sine-wave output via the motor control PWM module with dead-band, samples AC line, battery and output voltages through the 10-bit high-speed ADC in simultaneous mode, and closes the inverter control loop at switching frequency using the DSP MAC for the digital PID and resonant controllers. The CAN 2.0B and multiple UARTs provide connectivity to battery management and network monitoring, while 64KB flash retains firmware and calibration tables with headroom for field updates. AEC-Q100 qualification adds robustness margin for industrial power environments.
Recommended
Automotive Motor and Body Control Units
Because the DSPIC33FJ64MC710A-I/PF is AEC-Q100 qualified and rated -40C to +85C (the I temperature grade), it fits automotive auxiliary motor control such as pumps, blowers, throttle actuators, and window/seat drives. The integrated CAN 2.0B controller connects the node directly to the vehicle network without an external CAN controller, reducing BOM cost and latency. The internal fast RC oscillator allows crystal-less startup for cost-sensitive nodes, while deterministic interrupt latency supports safety-relevant current-limiting loops. Seamless migration to PIC24 and dsPIC30F packages (per Microchip) lets Tier-1 suppliers scale a platform across 64/80/100-pin variants while reusing firmware.
Recommended
Industrial Automation and Fieldbus Nodes
With UART, SPI, I2C, and CAN 2.0B on board plus up to 85 I/O on the 100-pin TQFP, the DSPIC33FJ64MC710A acts as a compact industrial automation controller: motorized actuators, conveyor motion stages, and sensor-hub nodes. The 40 MIPS core and DSP engine handle filtering and control math, the 10-bit ADC digitizes analog sensor channels, and remappable peripheral pins simplify board routing across product variants. Migration compatibility with PIC24F/PIC24H MCUs and dsPIC30F DSCs in similar packages (per Microchip) protects long-lived industrial designs against end-of-life by allowing socket-equivalent upgrades without PCB respins.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ64MC710A-I/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ128MC710A-I/PF | DSPIC33FJ256MC710A-I/PF | DSPIC33FJ64MC710-I/PF | DSPIC33FJ256MC510T-I/PF |
|---|---|---|---|---|---|
| Package | TQFP-100 (14x14 mm) | TQFP-100 (14x14 mm) - same | TQFP-100 (14x14 mm) - same | TQFP-100 (14x14 mm) - same | TQFP-100 (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Flash Memory | 64 KB | 128 KB | 256 KB | 64 KB | 256 KB |
| Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V |
| Temperature Range | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Packaging | Tray | Tray | Tray | Tray | Tape & Reel (T suffix) |
Key Differentiators
- AEC-Q100 automotive qualification at this price point (vs DSPIC33FJ64MC710-I/PF)
- Lowest-cost entry to 100-pin MC family (vs DSPIC33FJ256MC710A-I/PF)
- Motor-control peripherals vs general-purpose variant (vs DSPIC33FJ64GP710A-I/PF)
Design Notes
Provide a dedicated 3.0-3.6V rail with at least one 0.1uF ceramic capacitor at every VDD/VSS pair plus bulk 4.7-10uF near the chip; the dsPIC33F family datasheet requires all VDD/VSS pairs to be connected regardless of peripheral use. The core regulator options and oscillator circuits also need their own decoupling per the power section of the datasheet. Estimated: at 40 MIPS with heavy DSP loading, core current approaches the tens-of-mA class, so budget the 3.3V LDO accordingly.
The motor control PWM outputs switch with fast edges that couple into analog channels used by the 10-bit ADC for phase-current sensing. Route PWM traces away from ANx inputs and reference lines, use a solid ground plane, and place an RC anti-alias filter sized to the sampling scheme before each current-sense input. Simultaneous sampling accuracy depends on low source impedance; keep sense resistors and op-amp buffers physically close to the ADC input pins.
Do not assume the non-A dsPIC33FJ64MC710 errata apply verbatim to the A revision: the A silicon has a separate errata set, so check the Microchip errata document for your exact device before relying on boundary behaviors such as oscillator fail-safe or CAN wake-up. Also note the I suffix (-40C to +85C) rather than extended grades when designing for automotive cabins; and remember TQFP-100 leads are fine-pitch (0.5 mm class) - inspect reflow profiles to avoid bridging.
Plan the 100-pin TQFP (14x14 mm) footprint with via-fan-out beneath the chip to inner power/ground planes, keeping the CAN and PWM pairs as short differential/routed groups. If the internal fast RC oscillator is used for crystal-less operation, reserve board area for a crystal anyway so high-accuracy CAN timing can be added later; CAN 2.0B operation benefits from a crystal or external clock within the datasheet tolerance for bit-rate error.
Compliance Information
AEC-Q100 qualification confirmed via datasheets.com parametric listing (updated 05-AUG-2024). RoHS/lead-free status per standard Microchip production; REACH and halogen-free declarations should be obtained from Microchip's compliance portal.
