DSPIC33FJ32GP302-I/SP Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip DSPIC33FJ32GP302-I/SP is a 16-bit dsPIC digital signal controller running at 40 MIPS with 32 KB Flash, hardware barrel shifter, integrated ADC and DAC channels, and JTAG boundary scan in a 28-pin SPDIP package for real-time control and DSP applications.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- DSPIC33FJ32GP302-I/SP Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.2700(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16-bit dsPIC33F core operating at up to 40 MIPS for real-time DSP control
- 32 KB on-chip Flash program memory with self-write capability
- Hardware barrel shifter for fast bit-field manipulation in control algorithms
- Integrated ADC and DAC channels for closed-loop analog control loops
- JTAG boundary scan for in-system debugging and production testing
- 28-pin SPDIP for easy through-hole development and prototyping
Applications
The DSPIC33FJ32GP302-I/SP is widely used in brushless DC motor control, power converter closed-loop regulation, and industrial automation systems that require concurrent DSP computation and microcontroller peripherals. Its 40 MIPS throughput and hardware barrel shifter make it suitable for digital filter implementation, PID control loops, and sensor signal processing in embedded designs.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SPDIP-28 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Has ADC | YES |
| Barrel Shifter | YES |
| Bit Size | 16 |
| Boundary Scan | YES |
| Clock Frequency-Max | 40MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FLOATING POINT |
| Integrated Cache | NO |
| Internal Bus Architecture | MULTIPLE |
| JESD-30 Code | R-PDIP-T28 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 8 |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 21 |
| Number of Serial I/Os | 3 |
| Number of Timers | 7 |
| On Chip Data RAM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP28,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| RAM (words) | 4096 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 40MHz |
| Supply Current-Max | 76mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | DIGITAL SIGNAL PROCESSOR, CONTROLLER |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for DSPIC33FJ32GP302-I/SP:
Frequently Asked Questions
How does the 40 MIPS throughput of DSPIC33FJ32GP302-I/SP compare to a standard 8-bit MCU for PID motor control?
The DSPIC33FJ32GP302-I/SP delivers 40 MIPS using its 16-bit dsPIC33F core with hardware multiply-accumulate, enabling a 16-bit PID loop to execute in under 1 µs per iteration. A typical 8-bit MCU at 20 MHz performs far fewer operations per second and lacks native DSP instructions, making the dsPIC33F significantly faster for real-time control.
What on-chip memory capacity does DSPIC33FJ32GP302-I/SP provide and is it adequate for a motor firmware image?
The DSPIC33FJ32GP302-I/SP contains 32 KB of Flash program memory and 2 KB of SRAM. This is sufficient for moderate-complexity BLDC motor control firmware including 16-bit PID, fault handling, communication stacks, and calibration tables, with room for updates via self-write bootloader.
When should a designer choose DSPIC33FJ32GP302-I/SP over a larger dsPIC33FJ device with more Flash?
The DSPIC33FJ32GP302-I/SP is the right choice when 32 KB Flash and the 28-pin SPDIP footprint meet the firmware and board space requirements, offering a lower component cost than 64 KB or 128 KB variants. If the firmware or peripheral count exceeds 32 KB Flash or 28 pins, stepping up to the DSPIC33FJ64GP302-I/SP with 64 KB Flash is recommended.
What debugging interface does DSPIC33FJ32GP302-I/SP support for in-circuit programming during production test?
The DSPIC33FJ32GP302-I/SP supports JTAG boundary scan and Microchip's 2-wire ICSP (In-Circuit Serial Programming) interface, enabling in-system programming with a PICkit 3 or MPLAB ICD 4 debugger. ICSP uses only 2 pins plus power, allowing firmware flashing in a populated 28-pin board without removing the DIP.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2700 | $1.27 |
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