DSPIC33EP256MC504-I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
DSPIC33EP256MC504-I/PT is a 16-bit digital signal controller from Microchip with 256 KB flash, 32 KB RAM, and integrated op-amps running at 60 MHz in a 44-pin TQFP. Features fixed-point DSP core with barrel shifter and boundary scan for motor control applications. Available in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 44
- Lifecycle
- ACTIVE
- Datasheet
- DSPIC33EP256MC504-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
- 60 MHz 16-bit fixed-point DSP core with hardware barrel shifter accelerating motor-control and signal-processing algorithms
- 256 KB flash and 32 KB RAM with integrated op-amps enabling single-chip current-sensing and FOC motor drive without external amplifiers
- Boundary scan (JTAG) support in 44-pin TQFP with multiple internal bus architecture for deterministic real-time control loops
Applications
DSPIC33EP256MC504-I/PT targets high-performance motor control applications including BLDC and PMSM drives using field-oriented control, where its integrated op-amps eliminate external current-sensing amplifiers. The 60 MHz DSP core with 256 KB flash provides sufficient compute and code space for advanced PID loops, sensorless algorithms, and CAN-based communication stacks. It also serves industrial inverter and power converter designs requiring fast PWM generation and real-time ADC sampling synchronized to switching events.
Specifications
| Manufacturer Package Code | TQFP-44 |
| Factory Lead Time | 6Weeks |
| YTEOL | 14 |
| Barrel Shifter | YES |
| Bit Size | 16 |
| Boundary Scan | YES |
| Clock Frequency-Max | 60MHz |
| Format | FIXED POINT |
| Integrated Cache | NO |
| Internal Bus Architecture | MULTIPLE |
| JESD-30 Code | S-PQFP-G44 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 4 |
| Number of External Interrupts | 3 |
| Number of Timers | 5 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP44,.47SQ,32 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (words) | 32768 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Supply Current-Max | 55mA |
| 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 | 0.8mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | DIGITAL SIGNAL PROCESSOR, CONTROLLER |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What advantages do the integrated op-amps in DSPIC33EP256MC504-I/PT offer for motor current sensing?
The on-chip op-amps allow direct differential current sensing across shunt resistors without external INA or op-amp ICs, reducing BOM and PCB area. In a 3-phase motor drive, 3 op-amps can be dedicated to phase current measurement, feeding the 12-bit ADC at 60 MHz for fast field-oriented control loops.
How does the 60 MHz fixed-point DSP core of DSPIC33EP256MC504-I/PT handle demanding control algorithms?
The 16-bit fixed-point core executes single-cycle multiply-accumulate operations and uses the hardware barrel shifter for rapid normalization, enabling PID, FOC, and SVPWM algorithms to run within a 16 kHz or higher switching period at 60 MHz. The 32 KB RAM provides buffer space for multi-axis state variables and lookup tables.
When should designers choose DSPIC33EP256MC504-I/PT over a general-purpose PIC32 for industrial inverter designs?
For inverter designs requiring synchronized ADC triggering, motor-specific PWM modules, and integrated op-amps for current sensing, DSPIC33EP256MC504-I/PT is a better fit than a general PIC32 because it includes dedicated motor-control hardware in a compact TQFP-44 package with 256 KB flash and boundary scan for production test.
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