DSPIC33EV64GM106T-I/PT - 16-bit 70 MIPS 64KB DSC | Microchip
MPN: DSPIC33EV64GM106T-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.85 | $4.85 |
| 10 | $4.6 | $46.00 |
| 100 | $4.35 | $435.00 |
| 500 | $4.2 | $2,100.00 |
| 1,000 | $4.08 | $4,080.00 |
DSPIC33EV64GM106T-I/PT Overview
A digital signal controller combines the computational throughput of a digital signal processor (DSP) with the peripheral integration and control logic of a microcontroller (MCU). Within the embedded processing hierarchy, DSCs sit between general-purpose microcontrollers and dedicated DSPs, making them the preferred choice for closed-loop control systems such as motor drives, digital power supplies, and sensor fusion, where deterministic multiply-accumulate (MAC) execution and rich analog peripherals must coexist.
Key features of this device include its 5V-tolerant operating range, which allows direct interfacing with industrial 5V logic without level shifters, ECC Flash for functional-safety (FuSa) oriented designs, and a peripheral pin select (PPS) scheme that lets designers remap digital peripherals onto available I/O pins for maximum board-layout flexibility. The industrial temperature rating (-40C to +85C) covers most appliance, industrial, and commercial automotive-adjacent applications.
Technically, the dsPIC33EV64GM1 core executes the enhanced 16-bit dsPIC instruction set with DSP engine support for single-cycle MAC and hardware division, running from an internal PLL clocked from an external crystal. Peripherals typically configured on the GM106 variant include multiple UART, SPI, and I2C ports, PWM modules suited to motor control, DMA channels, and a high-speed 12-bit ADC, enabling complete single-chip control nodes. According to Microchip's product page, the dsPIC33EV family is specifically aimed at harsh environments such as appliances, industrial equipment, and automotive systems.
Typical applications include BLDC and PMSM motor control, digital power conversion (PFC, LLC), automotive body and convenience modules, and industrial sensing and actuation nodes. The 5V supply simplifies designs driving gate drivers and industrial sensors directly.
Design consideration: confirm the supply range of 4.5V to 5.5V against your power tree and use the ECC Flash option deliberately, as the T (tape-and-reel) suffix and I (industrial temperature) suffix define ordering, not electrical, differences.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing a single sourcing and engineering reference.
Drop-in alternatives for DSPIC33EV64GM106T-I/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with DSPIC33EV64GM106T-I/PT (same form factor and footprint) — differing in Core, RAM Size, Package, Operating Temperature, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV128GM106T-I/PT
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$3.86 / Unit
View Datasheet →DSPIC33EV256GM106T-I/PT
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Contact for price
View Datasheet →DSPIC33EV64GM106T-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV64GM106T-H/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EV64GM106T-E/PTVAO
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DSPIC33EV64GM106T-I/PT Maximum Ratings & Electrical Characteristics
| Core | dsPIC33EV (16-bit DSC) |
| Maximum CPU Speed | 70 MIPS |
| Program Memory Size | 64KB (22K x 24) Flash |
| Program Memory Type | Flash with ECC |
| RAM Size | 8KB |
| Supply Voltage | 4.5 V to 5.5 V (5V DSC) |
| Data Bus Width | 16 bit |
| Package | 64-TQFP (10x10 mm), 0.5 mm pitch |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (I grade) |
| Packaging | Tape & Reel (T suffix) |
| Peripheral Pin Select | Yes (PPS remappable pins) |
| Functional Safety Support | FuSa (Functional Safety) variant per Microchip classification |
| Series | dsPIC33EV64GM1 |
| Qualification (family) | AEC-Q100 qualified variants available in family (E-grade) |
DSPIC33EV64GM106T-I/PT 64-tqfp (10x10 mm), 0.5 mm pitch Pin Configuration Guide
Pin configuration for DSPIC33EV64GM106T-I/PT (64-tqfp (10x10 mm), 0.5 mm pitch package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for DSPIC33EV64GM106T-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV64GM106T-I/PT is suitable for 6 applications: BLDC/PMSM Motor Control, Digital Power Conversion, Automotive Body and Convenience Modules, Industrial Sensing and Actuation Nodes, Appliance Control Boards, Embedded Control Prototyping and Functional-Safety Development.
BLDC/PMSM Motor Control
The DSPIC33EV64GM106T-I/PT fits motor control because its 70 MIPS dsPIC33EV core executes single-cycle DSP multiply-accumulate instructions for field-oriented control (FOC) current loops, and the dsPIC33EV family integrates PWM peripherals and a high-speed ADC on the same die. In a typical inverter, the ADC samples phase currents while the DSP core runs PI/PID loops at 10-20 kHz, and the PWM module drives a three-phase MOSFET gate-driver stage directly thanks to 5V I/O. Using this 5V DSC eliminates level shifters between the controller and common 5V-input gate drivers such as the MIC4104 family, reducing BOM count. Peripheral Pin Select also lets engineers relocate PWM and encoder inputs across the 64 TQFP pins to optimize PCB layout. Trade-off: at 64KB Flash, complex FOC with communication stacks fits but with limited headroom - consider the 128KB or 256KB drop-in variants for feature-rich drives.
Recommended
Digital Power Conversion
Digital power supplies - PFC stages, LLC resonant converters, and DC-DC modules - benefit from the DSPIC33EV64GM106T-I/PT's combination of DSP throughput and control peripherals. The 70 MIPS core provides the compute budget for compensator math and nonlinear limiters at switching frequencies in the tens of kilohertz to hundreds of kilohertz, while the on-chip high-speed ADC synchronizes sampling to the PWM period for predictable control-loop latency. Because the part runs from a 5V rail, it interfaces directly with industrial feedback circuits and gate drivers that still use 5V logic thresholds, common in telecom and server power. The 64-pin TQFP exposes enough remappable pins via PPS for multiple PWM channels, fault inputs, and a UART-based PMBus-style host interface. ECC Flash protects control firmware in electrically noisy environments where single-bit upsets could otherwise corrupt the code space.
Recommended
Automotive Body and Convenience Modules
For automotive sub-systems such as window lifters, seat controllers, pump drivers, and lighting modules, the dsPIC33EV64GM106 family is explicitly targeted by Microchip at automotive applications, and AEC-Q100 qualified variants exist within the same footprint. The 5V supply matches legacy automotive sensor and LIN-transceiver logic levels, while ECC Flash and the FuSa (Functional Safety) classification of the device family support safety-relevant firmware practices. In these modules the DSC typically reads position sensors via the ADC, drives H-bridges or high-side drivers through PWM outputs, and communicates on LIN or CAN-adjacent UART links - all remappable across the 64 TQFP pins with PPS. Choose the DSPIC33EV64GM106T-E/PT drop-in (-40C to +125C, AEC-Q100, TS 16949) where the module sits in under-hood or high-temperature zones; this -I/PT version suits cabin-temperature electronics.
Recommended
Industrial Sensing and Actuation Nodes
Factory-floor I/O nodes - pressure and temperature transmitters, valve controllers, and small PLC expansion modules - benefit from the DSC's 5V operation and rich analog front-end. The 5V domain matches legacy industrial transmitters (4-20 mA loops and 0-5V sensors), avoiding level-shift circuitry that 3.3V MCUs would require. The 70 MIPS DSP core performs digital filtering (IIR/FIR) on noisy sensor signals at high sample rates, and the 64KB ECC Flash retains calibration tables and firmware integrity in electrically harsh cabinets. The 64-pin TQFP provides sufficient remappable I/O for multiple UART/RS-485 channels, SPI-connected ADCs, and discrete outputs, with Peripheral Pin Select letting one PCB serve multiple product variants in a family. The -40C to +85C industrial rating covers unconditioned enclosures; ECC Flash mitigates bit-upset risk near high-power drives.
Recommended
Appliance Control Boards
Microchip positions the dsPIC33EV family for appliances, and the 5V, 70 MIPS DSPIC33EV64GM106T-I/PT is a strong fit for washing machines, compressors, and fan/inverter boards where a single chip runs both the motor algorithm and the user-interface logic. The 5V rail survives the noisy, surge-prone mains-referenced environment typical of white goods and directly drives optocoupler and TRIAC-interface circuitry. DSP capability supports sensorless motor control (back-EMF observers), while general-purpose peripherals handle buttons, displays, and communication. The 64KB ECC Flash is adequate for combined motor + UI firmware in most mid-range appliances; designs adding Wi-Fi stacks or rich HMI should use the pin-compatible 128KB/256KB variants. The 64-pin TQFP (10x10 mm) is hand-solderable for appliance-service-friendly designs, and the industrial temperature rating covers unheated laundry-room installations.
Recommended
Embedded Control Prototyping and Functional-Safety Development
The DSPIC33EV64GM106T-I/PT is an excellent platform for prototyping control systems and for functional-safety (FuSa) oriented development. Microchip classifies this device under its FuSa-supportable products, and ECC Flash provides hardware detection of single-bit memory errors - a foundation for diagnostic coverage in safety-related designs. Developers benefit from Microchip's mature dsPIC toolchain: the MPLAB X IDE and XC16 compiler, plus real-time debugging through in-circuit emulators. Because 64-pin TQFP devices are available in tray (non-T) and tape-and-reel formats, both hand-placed prototypes and production reels use the identical silicon, eliminating NPI surprises. The Peripheral Pin Select architecture lets a single prototype PCB be reconfigured in firmware for different peripheral mappings, accelerating design iteration. Trade-off: verify that your specific safety target's certification requirements align with Microchip's documented FuSa support package for this family.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV64GM106T-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV128GM106T-I/PT | DSPIC33EV256GM106T-I/PT | DSPIC33EV64GM106T-E/PT | DSPIC33EV64GM106T-H/PT |
|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Performance | dsPIC33EV, 70 MIPS | dsPIC33EV, 70 MIPS | dsPIC33EV, 70 MIPS | dsPIC33EV, up to 70 MIPS | dsPIC33EV, up to 70 MIPS |
| Program Memory | 64KB (22K x 24) ECC Flash | 128KB ECC Flash | 256KB ECC Flash | 64KB ECC Flash | 64KB Flash |
| Operating Temperature | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +150C (H grade) |
Key Differentiators
- 5V-native operation eliminates level shifting (vs DSPIC33EP64MC502-I/SP (3.3V-family DSC))
- ECC Flash for functional-safety oriented designs (vs older dsPIC30F/33F family members without ECC)
- Extended-temperature drop-in path within the same footprint (vs DSPIC33EV64GM106T-E/PT)
Design Notes
Decouple the 5V (4.5V-5.5V) supply with at least one 0.1 uF ceramic capacitor per VDD pin pair placed within 5 mm of the pins, plus a bulk 10 uF capacitor near the device. The dsPIC33EV core draws transient current spikes at 70 MIPS execution; a local reservoir prevents brown-out resets. Route VDD/VSS pairs symmetrically and use all available ground pins. If the board shares the 5V rail with inductive loads (relays, motors), add a ferrite bead or RC filter between the rail and the DSC supply, and consider a voltage supervisor on the MCLR pin for controlled power-on reset.
The 64-TQFP (10x10 mm) has a 0.5 mm pin pitch - specify solder-mask-defined pads per IPC land-pattern guidance for TQFP-64 and verify with your assembler. Use the Peripheral Pin Select feature at schematic capture time to group high-speed PWM/ADC signals away from crystal and communication lines. Place the crystal within 10 mm of the OSC pins with short guard traces; keep analog ADC inputs on a quiet island with their own ground return. Assign remappable PPS pins so that PWM outputs do not cross under the crystal or analog traces on inner layers.
Do not confuse ordering suffixes with electrical differences: the T (tape-and-reel), I (industrial -40C to +85C), E (extended -40C to +125C, AEC-Q100), and H (up to +150C) suffixes change packing and temperature grade only - core voltage and performance are the same. Verify the 4.5V-5.5V supply range against your power tree before substituting a 3.3V MCU footprint. When programming, remember PPS mapping must be configured in firmware at reset or peripherals will appear dead - a frequent first-bring-up issue. Consult the dsPIC33EVXXXGM00X/10X family data sheet (DS70005144H) Section 11.5 for PPS limitations.
Compliance Information
RoHS/REACH/lead-free status not explicitly stated in captured distributor data - verify on the official Microchip product page. The -I grade itself is not AEC-Q100 qualified; family E-grade variants (e.g., DSPIC33EV64GM106T-E/PT) are AEC-Q100 and TS 16949 qualified per Microchip USA data.
