DSPIC33FJ128MC506-I/PT Microchip Integrated Circuit (Other) In Stock
DSPIC33FJ128MC506-I/PT is a Microchip 16-bit digital signal controller with 128 KB flash, 64 MHz maximum clock, and 3.3 V supply in a TQFP-64 package. It features motor control peripherals, barrel shifter, and boundary scan for advanced embedded control. Available from stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Other
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- DSPIC33FJ128MC506-I/PT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.9200(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
- 64 MHz maximum clock frequency with 16-bit DSP core enabling real-time motor control and signal processing at 3.3 V
- 128 KB on-chip flash memory supporting complex control algorithms without external program storage
- Integrated motor control peripherals (PWM, QEI) specifically designed for BLDC, PMSM, and stepper motor drive applications
- Boundary scan (JTAG) support and barrel shifter accelerating debug and fixed-point DSP computation in TQFP-64 package
Applications
The DSPIC33FJ128MC506-I/PT is designed for demanding motor drive applications including BLDC, PMSM, and AC induction motor control where real-time current loop closure requires DSP-grade computation at 64 MHz. Its 128 KB flash and 16-bit fixed-point DSP core also make it well suited for power factor correction, solar inverters, and digital power supply control that need sophisticated control law computation. Engineers use it in industrial servo drives, robotics joint controllers, and HVAC compressor drives where the TQFP-64 package balances peripheral count against PCB footprint.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | TQFP-64 |
| Factory Lead Time | 7Weeks |
| YTEOL | 3 |
| Barrel Shifter | YES |
| Bit Size | 16 |
| Boundary Scan | YES |
| Clock Frequency-Max | 64MHz |
| Format | FIXED POINT |
| Internal Bus Architecture | MULTIPLE |
| JESD-30 Code | S-PQFP-G64 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP64,.47SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| Qualification Status | Not Qualified |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| 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 | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | DIGITAL SIGNAL PROCESSOR, CONTROLLER |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.35 |
| Country of Origin | Philippines, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum clock frequency of the DSPIC33FJ128MC506-I/PT and how does it compare to 8-bit MCU alternatives?
The DSPIC33FJ128MC506-I/PT runs at up to 64 MHz with a 16-bit DSP core, delivering significantly higher compute throughput than 8-bit MCUs such as PIC18 running at 40 MHz. The 16-bit fixed-point DSP instruction set processes motor control algorithms like FOC and space vector modulation in fewer clock cycles, enabling tighter current loop bandwidths at 3.3 V supply voltage.
Which motor types can the DSPIC33FJ128MC506-I/PT control using its onboard peripherals?
The DSPIC33FJ128MC506-I/PT includes dedicated motor control PWM modules and quadrature encoder interface (QEI) peripherals for driving BLDC, PMSM, stepper, and AC induction motors. The 64 MHz DSP core supports field-oriented control (FOC) with 16-bit current and speed loop computation in real time, making it a single-chip solution for variable-speed drive designs up to several kilowatts.
How much flash and RAM does the DSPIC33FJ128MC506-I/PT provide, and is it sufficient for a complete motor drive application?
The DSPIC33FJ128MC506-I/PT provides 128 KB of on-chip flash program memory and 16 KB of SRAM, sufficient to store a complete motor control application including FOC algorithms, PI controllers, fault handling, and communication stacks such as CAN or UART. The 128 KB flash accommodates Microchip's PMSM FOC reference design without requiring external memory.
What package does the DSPIC33FJ128MC506-I/PT use and how many I/O pins does it expose?
The DSPIC33FJ128MC506-I/PT comes in a TQFP-64 package, exposing up to 53 general-purpose I/O pins alongside dedicated peripheral pins for PWM outputs, ADC inputs, UART, SPI, I2C, and CAN interfaces. The 64-pin TQFP footprint balances high peripheral density with manageable PCB routing complexity for motor drive inverter boards and industrial controller designs.
Related Guides
How to Choose a BAS70 Schottky Diode for Signal Clamping: Selection Guide
A practical BAS70KFILM and BAS70-family Schottky diode selection guide for signal clamping, RF detection, leakage, and topology choices.
Jul 4, 2026
AMC1202DWVR Design Guide for Isolated Current Sensing
Practical AMC1202DWVR design guide covering shunt sizing, isolation layout, input filtering, ADC scaling, and sourcing choices.
Jul 4, 2026
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $7.4460 | $7.45 |
| 25+ | $7.2920 | $182.30 |
| 100+ | $6.7500 | $675.00 |
| 1000+ | $6.2100 | $6210.00 |
| 5000+ | $5.9200 | $29600.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”