DSPIC33FJ256GP510-I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
The DSPIC33FJ256GP510-I/PT is a 16-bit dsPIC digital signal controller with 40 MHz operation, 256 kB Flash, and 100-pin TQFP package. It integrates DMA channels, a 12-bit ADC, and fixed-point DSP hardware for real-time control. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 100
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- DSPIC33FJ256GP510-I/PT Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 256 kB Flash memory with 40 MHz (80 MIPS) execution speed for demanding real-time DSP control loops
- Integrated DMA engine enabling background data transfers without CPU intervention across multiple peripherals
- 100-pin TQFP package with 12-bit ADC and extensive peripheral set including multiple UART, SPI, and I2C interfaces
Applications
The DSPIC33FJ256GP510-I/PT is well suited for motor control applications requiring field-oriented control algorithms running at 40 MHz with fixed-point DSP acceleration across multiple motor phases. Industrial power conversion designs use it to implement digital PID loops and PWM generation with DMA-assisted ADC sampling for high-bandwidth feedback control. It also fits medical imaging and industrial sensor fusion systems where its 256 kB Flash accommodates complex firmware alongside real-time signal processing.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | TQFP-100 |
| Factory Lead Time | 7Weeks |
| Has ADC | YES |
| Bit Size | 16 |
| Clock Frequency-Max | 64MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| Format | FIXED-POINT |
| JESD-30 Code | S-PQFP-G100 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 85 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP100,.55SQ,16 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supplies | 3.3V |
| Qualification Status | Not Qualified |
| RAM (words) | 8192 |
| ROM Programmability | FLASH |
| Speed | 32MHz |
| Subcategory | Digital Signal Processors |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.4mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for DSPIC33FJ256GP510-I/PT:
Frequently Asked Questions
What is the maximum clock frequency and effective MIPS throughput of the DSPIC33FJ256GP510-I/PT?
The DSPIC33FJ256GP510-I/PT runs at up to 40 MHz instruction clock, delivering 40 MIPS of 16-bit DSP throughput, with the internal PLL capable of generating up to 80 MHz from an external 20 MHz crystal. Its fixed-point DSP multiply-accumulate hardware executes a single-cycle MAC, enabling digital filter and PID control loops to complete in under 1 µs per iteration.
How much program memory does the DSPIC33FJ256GP510-I/PT provide and what types of applications fit within it?
The DSPIC33FJ256GP510-I/PT includes 256 kB of internal Flash program memory, which is sufficient for complex motor control firmware including field-oriented control (FOC), bootloader, RTOS kernel, and communication stacks. For reference, a typical 3-phase FOC implementation occupies roughly 20 kB to 40 kB, leaving ample space for application-layer logic at 40 MHz operation.
When should a designer choose the DSPIC33FJ256GP510-I/PT over a smaller 28-pin dsPIC33 device?
The 100-pin TQFP package of the DSPIC33FJ256GP510-I/PT provides significantly more I/O pins and peripheral instances, making it the right choice when a design requires 5 or more UART/SPI/I2C channels, multiple PWM outputs for multi-axis motor control, or 32+ ADC inputs for simultaneous phase-current sensing. Smaller 28-pin variants top out at roughly 20 I/O pins and fewer DMA channels, limiting scalability in complex control systems.
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