DSPIC33EP128GM706-I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
DSPIC33EP128GM706-I/PT is a 16-bit digital signal controller from Microchip with 128kB flash memory and a 60MHz maximum clock frequency. It integrates ADC, DMA channels, barrel shifter, and boundary scan in a 64-pin TQFP package for real-time motor control and power-conversion applications.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- DSPIC33EP128GM706-I/PT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.5500(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 dsPIC33EP core running at up to 60 MHz with hardware barrel shifter for fast DSP loop execution
- 128kB on-chip flash and integrated DMA channels for efficient real-time data streaming
- Built-in ADC and peripheral set supporting field-oriented motor control and digital power supply design
- 64-pin TQFP package with boundary scan (JTAG) for in-circuit debugging and production board testing
Applications
The DSPIC33EP128GM706-I/PT is designed for industrial motor-drive systems, digital power supplies, and solar inverters that require fast 16-bit DSP computation at 60MHz alongside rich peripheral integration. Its DMA engine and hardware barrel shifter reduce CPU overhead in control loops, allowing Field-Oriented Control (FOC) algorithms for BLDC and PMSM motors to run within a 50µs sampling period. It also serves power-factor-correction stages, UPS systems, and embedded control nodes where code density and analog-peripheral integration reduce total BOM cost.
Specifications
| Manufacturer Package Code | TQFP-64 |
| Factory Lead Time | 7Weeks |
| YTEOL | 13 |
| Has ADC | YES |
| Barrel Shifter | YES |
| Bit Size | 16 |
| Boundary Scan | YES |
| Clock Frequency-Max | 60MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| Format | FIXED POINT |
| Integrated Cache | NO |
| Internal Bus Architecture | MULTIPLE |
| JESD-30 Code | S-PQFP-G64 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 4 |
| Number of External Interrupts | 5 |
| Number of I/O Lines | 53 |
| Number of Serial I/Os | 6 |
| Number of Timers | 15 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 24 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP64,.47SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 16384 |
| RAM (words) | 16384 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Supply Current-Max | 60mA |
| 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 |
| 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 | 8542.31.00.35 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the 60 MHz clock of the DSPIC33EP128GM706-I/PT support real-time field-oriented motor control loops?
At 60MHz the DSPIC33EP128GM706-I/PT executes up to 60 million instructions per second in its 16-bit DSP pipeline. A complete field-oriented control loop — including Clark and Park transforms, PI regulators, inverse Park, and SVPWM generation — typically requires 2000-5000 instruction cycles, which completes in under 100µs at this clock rate. This leaves sufficient headroom for current sampling at 20kHz PWM frequency and communication tasks on the same core.
What advantage does integrated DMA provide the DSPIC33EP128GM706-I/PT for data-acquisition intensive power-conversion designs?
DMA channels in the DSPIC33EP128GM706-I/PT transfer ADC results directly to RAM without CPU intervention, freeing all 60MHz of core capacity for control algorithm execution. In a 3-phase motor controller sampling 6 current and voltage channels at 20kHz, DMA handles roughly 120,000 data transfers per second with zero CPU stall cycles, which would otherwise consume 10-20% of available instruction bandwidth on architectures without DMA.
For a compact motor-control PCB layout, how does the 64-pin TQFP footprint of DSPIC33EP128GM706-I/PT affect routing?
The 64-pin TQFP (10mm x 10mm body, 0.5mm pitch) exposes all I/O on a square perimeter, making it straightforward to route power, ground, and signal pins to the four cardinal sides of the package. At 0.5mm pitch, a standard PCB stack-up with 4-mil trace/space on the inner layers provides adequate clearance for all 64 pins in a 2-layer or 4-layer board, keeping manufacturing cost low for 3-phase inverter or power-factor-correction designs.
When is DSPIC33EP128GM706-I/PT a stronger choice than an ARM Cortex-M0+ device for digital power-supply firmware?
The DSPIC33EP architecture provides hardware-accelerated DSP multiply-accumulate in a single instruction cycle and a barrel shifter that shifts a 40-bit accumulator in 1 cycle, versus multiple cycles on a Cortex-M0+ which lacks a hardware MAC and uses software division. For digital power-supply compensators running PID or Type-3 compensation at 100kHz switching frequency, the dsPIC's fixed-point DSP throughput executes the full compensator in under 500ns, meeting the phase margin requirement that a slower M0+ core at the same clock speed might violate.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $7.1620 | $7.16 |
| 25+ | $6.9530 | $173.83 |
| 100+ | $6.3400 | $634.00 |
| 1000+ | $5.8400 | $5840.00 |
| 5000+ | $5.5500 | $27750.00 |
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