DSPIC33FJ64GP710T-I/PT - 16-bit 40 MIPS DSC, 64KB Flash | Microchip
MPN: DSPIC33FJ64GP710T-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1 | $1.00 |
| 10 | $1 | $10.00 |
| 100 | $1 | $100.00 |
| 500 | $1 | $500.00 |
| 1,000 | $1 | $1,000.00 |
DSPIC33FJ64GP710T-I/PT Overview
A digital signal controller combines the computational architecture of a digital signal processor (DSP) with the peripheral integration and ease of use of a microcontroller (MCU). Within the power-management hierarchy of embedded systems, the dsPIC33F family sits above basic PIC16/PIC18 microcontrollers and offers hardware DSP instructions, seamless migration to PIC24 MCUs, and a rich analog and communication peripheral set on a single 3.3V chip.
Key features include the 16-bit dsPIC33F core with DSP engine (40 MIPS at 3.3V), 64KB self-programming FLASH with 16KB RAM, and integrated peripherals such as I2C, SPI, UART/USART, IrDA, and CAN interfaces for industrial networking. The GP (general purpose) variant targets mixed signal-processing and control workloads without the motor-control specialization of the MC series.
Architecturally, the dsPIC33F core pairs a 16-bit modified Harvard pipeline with a dedicated DSP multiply-accumulate unit and dual operand fetch, allowing filtering and FFT kernels to execute in single-cycle MAC operations. The PLL-based oscillator system supports crystal, internal RC, and external clock sources with on-the-fly frequency changes and clock failure protection.
Typical applications include industrial control panels, communication gateways using the CAN interface, audio and sensor signal processing, and general embedded control where 16-bit arithmetic and DSP capability are required.
When designing with this device, budget the 3.3V supply rail for peak core and I/O current and place a 0.1uF decoupling capacitor at each supply pin pair; the 100-pin TQFP footprint demands careful escape routing on 4-layer PCBs.
This page synthesizes distributor pricing, verified drop-in alternatives, pinout guidance, and practical design notes not found together on the manufacturer datasheet.
Drop-in alternatives for DSPIC33FJ64GP710T-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 DSPIC33FJ64GP710T-I/PT (same form factor and footprint) — differing in Package, Operating Temperature, Core Architecture, Series, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ64GP710T-I/PF
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ64GP710-I/PT
✅ Drop-In✓ In Stock
$4.68 / Unit
View Datasheet →DSPIC33FJ256GP510T-I/PT
✅ Drop-In✓ In Stock
$6.95 / Unit
View Datasheet →DSPIC33FJ64GP708A-I/PT
✅ Drop-In✓ In Stock
$4.18 / Unit
View Datasheet →DSPIC33FJ64GP710T-I/PT Maximum Ratings & Electrical Characteristics
| Core | dsPIC33F, 16-bit |
| Max CPU Speed | 40 MIPS |
| Program Memory | 64KB (64K x 8) FLASH |
| RAM | 16KB |
| Supply Voltage | 3.3 V |
| Number of Pins | 100 |
| Package | 100-TQFP (12x12 mm) |
| Mounting Type | Surface Mount |
| Interfaces | I2C, SPI, CAN, UART/USART, IrDA |
| Core Architecture | dsPIC RISC with DSP engine |
| Operating Temperature | -40C to +85C (I grade) |
| Series | dsPIC33F GP (General Purpose) |
| Packaging | Tape & Reel (T suffix) |
| Oscillator Options | Crystal, internal RC, external clock with PLL |
| Data Bus Width | 16 bit |
| Program Memory Type | FLASH |
DSPIC33FJ64GP710T-I/PT 100-tqfp (12x12 mm) Pin Configuration Guide
Pin configuration for DSPIC33FJ64GP710T-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 DSPIC33FJ64GP710T-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ64GP710T-I/PT is suitable for 6 applications: Industrial Control and Automation, Motor and Power Conversion Control, Audio and Sensor Signal Processing, CAN Networking Gateways and Telematics, Test and Measurement Instrumentation, Consumer Appliance and Smart Home Control Boards.
Industrial Control and Automation
The DSPIC33FJ64GP710T-I/PT fits industrial control nodes where deterministic control loops and multiple communication buses must coexist. Its 16-bit 40 MIPS dsPIC33F core executes PID loops and DSP filtering in real time, while integrated CAN 2.0B, SPI, I2C, and UART peripherals connect PLC I/O modules, sensors, and drives on a single chip. The -40C to +85C industrial temperature rating and 3.3V supply align with factory-floor power rails via standard LDO or buck regulators. With 64KB FLASH and 16KB RAM, it hosts modest protocol stacks and calibration tables without external memory. Unlike a general MCU, its hardware MAC engine accelerates vibration or power-quality monitoring algorithms, and the 100-pin TQFP provides 85+ I/O for relay drivers, optocouplers, and HMI interfaces in compact panel designs.
Recommended
Motor and Power Conversion Control
In digital power and motor drive front-ends, the DSPIC33FJ64GP710T-I/PT serves as the supervisory controller: it computes control references, communicates over CAN or UART to a host, and coordinates with dedicated PWM hardware on the dsPIC33F core. The 40 MIPS throughput allows execution of current-loop pre-processing and commutation tables at kHz-range carrier frequencies, and the DSP engine's single-cycle MAC accelerates Clarke/Park transformations and notch filtering of feedback signals. Its 3.3V logic interfaces cleanly with gate-driver ICs and isolated communication parts. With 64KB FLASH, control firmware plus compensation tables fit on-chip, and the -40C to +85C rating covers drive environments. The 100-pin TQFP supplies enough I/O for gate PWM outputs, fault inputs, encoder or resolver feedback, and host networking simultaneously.
Recommended
Audio and Sensor Signal Processing
The GP (general purpose) variant of the dsPIC33F is aimed at mixed signal-processing workloads such as audio effects, active noise cancellation prototypes, and sensor fusion. The DSP engine performs single-cycle multiply-accumulate for FIR/IIR filtering and FFT computation, while 16KB RAM buffers multi-channel sample streams. The device's SPI and I2C ports connect audio codecs and digital sensors, and the UART links to host systems. Running at 40 MIPS, it sustains real-time processing at industrial and consumer audio sample rates. The 3.3V supply simplifies interfacing with modern codecs, and the -40C to +85C grade extends use into automotive-adjacent and outdoor sensing equipment. Compared to a pure MCU, the DSP hardware reduces filter kernel cycle counts substantially, freeing CPU time for protocol and UI tasks.
Recommended
CAN Networking Gateways and Telematics
With an integrated CAN 2.0B module, the DSPIC33FJ64GP710T-I/PT is a natural fit for gateway nodes translating between CAN fieldbus and UART/I2C/SPI-connected subsystems, such as telematics units, battery-monitor aggregators, and building-automation bridges. The 40 MIPS core sustains CAN message filtering, protocol translation, and local data logging, while 64KB FLASH holds protocol stacks plus application firmware without external memory. The 100-pin TQFP offers the I/O density to attach multiple transceivers, status indicators, and backup interfaces. The -40C to +85C industrial rating and 3.3V I/O match typical automotive-adjacent transceiver circuits. Because the CAN controller is on-chip, deterministic message timing is easier to guarantee than with bit-banged or external-controller approaches, reducing latency in safety-relevant supervision links.
Recommended
Test and Measurement Instrumentation
Handheld and bench instruments benefit from the DSPIC33FJ64GP710T-I/PT's combination of DSP throughput, analog-friendly peripherals, and I/O density. The 40 MIPS core with hardware MAC performs waveform averaging, windowing, and calibration math in real time, while the 100-pin TQFP drives front-panel displays, keypads, and USB-UART bridge circuitry. SPI and I2C connect precision ADCs, DACs, and digital potentiometers for programmable gain and offset stages. The 3.3V rail simplifies power design alongside battery or adapter supplies, and the -40C to +85C grade covers unconditioned lab and field environments. With 64KB FLASH and 16KB RAM, measurement firmware, lookup tables, and calibration coefficients fit entirely on-chip, avoiding external memory cost and improving data integrity in portable instruments.
Recommended
Consumer Appliance and Smart Home Control Boards
Appliance mainboards use the DSPIC33FJ64GP710T-I/PT where sensor processing (temperature, current, vibration) meets user-interface and communication duties. The 16-bit 40 MIPS core runs control algorithms with headroom, the DSP engine handles signal-conditioning math, and UART/I2C/SPI tie together displays, touch or encoder inputs, and cloud-connectivity modules. 85+ GPIO from the 100-pin TQFP drives relays, triac controls, LEDs, and stepper circuits directly through appropriate drivers. The 3.3V supply integrates with modern low-power standby designs, and 64KB FLASH accommodates OTA-staged firmware within a bootloader. Compared to 8-bit solutions, the single-cycle DSP math and larger RAM enable advanced diagnostics such as load-signature monitoring, adding differentiated smart features without a second processor.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ64GP710T-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ64GP710T-I/PF | DSPIC33FJ64GP710-I/PT | DSPIC33FJ256GP510T-I/PT | DSPIC33FJ64GP708A-I/PT |
|---|---|---|---|---|---|
| Package | 100-TQFP (12x12 mm) | 100-TQFP (12x12 mm) - same | 100-TQFP (12x12 mm) - same | 100-TQFP (12x12 mm) - same | 80-TQFP |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Speed | 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 Program Memory | 64KB | 64KB | 64KB | 256KB | 64KB |
| Interfaces | I2C, SPI, CAN, UART/USART, IrDA | I2C, SPI, CAN, UART/USART, IrDA | I2C, SPI, CAN, UART/USART, IrDA | I2C, SPI, CAN, UART/USART | I2C, SPI, CAN, UART/USART |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Pin Count | 100 | 100 | 100 | 100 | 80 |
Key Differentiators
- 100-pin I/O density with integrated CAN (vs DSPIC33FJ64GP708A-I/PT)
- Upgrade path with pin-identical 256KB variant (vs DSPIC33FJ256GP510T-I/PT)
- Hardware DSP engine (vs Standard 16-bit MCUs in the same class)
Design Notes
The 100-pin 0.5 mm-pitch TQFP requires careful land-pattern design per IPC-7351 recommendations; use 0.25-0.3 mm wide traces into 0.5 mm pitch pads to prevent solder bridging. Place a 0.1uF ceramic decoupling capacitor at every VDD/VSS pin pair, positioned within 2-3 mm of the pins, plus one bulk 10uF capacitor per supply domain. On 4-layer boards, dedicate an internal plane to 3.3V to reduce supply impedance for the 40 MHz core clock.
On dsPIC33F devices, the PLL start-up behavior matters: per the family datasheet section on oscillator conditions at device start-up, clock switching and PLL lock require the correct FOSC configuration-word settings, and misconfiguration can leave the core running from a slow internal RC source - often mistaken for a 'dead' board. Always verify configuration bits (FNOSC, POSCMD) in your programmer image, and use the Clock Switching and Clock Failure protection features when timing accuracy is critical.
The dsPIC33F core and I/O share a 3.3V nominal rail; size the regulator for peak current during FLASH writes plus I/O loads. Estimated: with roughly 50 I/O pins loaded at 8 mA each (400 mA worst case) plus ~50-70 mA typical core current at 40 MIPS, budget a 500 mA LDO or buck stage with adequate thermal margin. Separate analog and digital supply regions with a ferrite bead if using the on-chip ADC at full resolution.
Route the oscillator crystal traces (OSC1/OSC2) as short as possible with guard ground, and keep CAN_TX/RX and UART lines away from the crystal and analog inputs. For CAN networks using the on-chip controller, terminate the bus at both ends with 120 ohm and route the transceiver close to the MCU. The 0.5 mm TQFP pin pitch makes adjacent-pin crosstalk manageable at 40 MHz but avoid long parallel runs on outer layers.
Compliance Information
Compliance details were not stated in the retrieved web data; the /PT and /PF lead-finish suffixes on Microchip parts relate to plating options - confirm RoHS/REACH status on the official Microchip product page before release.
