DSPIC33EP64MC506T-E/MR - 16-bit DSC 60 MIPS 64KB Flash | Microchip
MPN: DSPIC33EP64MC506T-E/MR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.2 | $6.20 |
| 10 | $5.6 | $56.00 |
| 100 | $4.95 | $495.00 |
| 500 | $4.4 | $2,200.00 |
| 1,000 | $3.9 | $3,900.00 |
DSPIC33EP64MC506T-E/MR Overview
A digital signal controller combines the computational strengths of a microcontroller (MCU) with the math acceleration of a digital signal processor (DSP). In the embedded systems hierarchy, the DSC sits between general-purpose MCUs and dedicated DSPs, offering a single-chip solution for control loops that need fast multiply-accumulate operations. The dsPIC33E family is Microchip's flagship DSC platform for precision motor control, digital power conversion, and sensing applications.
Key features of this device include Motor Control PWM peripherals with high resolution, direct memory access (DMA) for low-CPU-overhead data transfer, and a rich communication set covering CANbus, I2C, SPI, and UART/USART. Analog capability is provided by a 16-bit ADC supporting 10-bit and 12-bit conversion modes, enabling precise current and voltage sensing in closed-loop systems.
Architecturally, the dsPIC33EP core integrates DSP instructions, a barrel shifter, and multiple internal bus architectures, with boundary scan support for board-level testability. The MC (Motor Control) subfamily specifically adds PWM peripherals optimized for three-phase inverter and BLDC/PMSM drive topologies.
Typical applications include brushless and permanent-magnet motor drives, switch-mode power supplies, digital lighting ballasts, and industrial automation nodes requiring CAN connectivity. The extended -40C to +125C rating and AEC-Q100 qualification suit it for automotive auxiliary systems and industrial field equipment.
When designing with this part, note that the 64-pin VQFN requires a solid ground plane with the exposed pad soldered to the PCB for thermal and signal integrity. Verify flash endurance and supply decoupling per the manufacturer datasheet.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP64MC506T-E/MR — 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 DSPIC33EP64MC506T-E/MR (same form factor and footprint) — differing in Core, Core Speed, Operating Temperature, Package, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP64MC506-E/MR
✅ Drop-In✓ In Stock
$3.86 / Unit
View Datasheet →DSPIC33EP64MC506T-I/MR
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →DSPIC33EP64MC206-E/MR
✅ Drop-In✓ In Stock
$3.2 / Unit
View Datasheet →DSPIC33EP64MC506T-E/MR Maximum Ratings & Electrical Characteristics
| Core | dsPIC 33EP 16-bit |
| Core Speed | 60 MIPs |
| Program Memory Size | 64KB (22K x 24) FLASH |
| RAM Size | 4KB |
| Supply Voltage | 3 V to 3.6 V |
| Operating Temperature | -40C to +125C |
| Package | 64-VQFN (9x9 mm) with exposed pad, 0.90 mm height |
| Mounting Type | Surface Mount |
| I/O Ports | 51 |
| Communication Interfaces | CANbus, I2C, SPI, UART/USART |
| Peripherals | Motor Control PWM, DMA, 10b/12b ADC |
| Qualification | Automotive, AEC-Q100 |
| Packaging | Tape & Reel (T/R) |
| Lifecycle Status | Active |
| Series | dsPIC 33EP (Motor Control family) |
DSPIC33EP64MC506T-E/MR 64-vqfn (9x9 mm) with exposed pad, 0.90 mm height Pin Configuration Guide
Pin configuration for DSPIC33EP64MC506T-E/MR (64-vqfn (9x9 mm) with exposed pad, 0.90 mm height 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 DSPIC33EP64MC506T-E/MR.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP64MC506T-E/MR is suitable for 6 applications: BLDC / PMSM Motor Drives, Digital Power Conversion, Automotive Auxiliary Modules, Industrial Automation Nodes, Digital Lighting and Ballasts, Sensor Signal Processing and Data Acquisition.
BLDC / PMSM Motor Drives
The DSPIC33EP64MC506T-E/MR is purpose-built for precision motor control: the 60 MIPS DSP core executes field-oriented control (FOC) loops fast enough for kHz-range current loops, while dedicated Motor Control PWM peripherals generate complementary or independent PWM outputs with dead-time control for three-phase inverters. In a typical PMSM drive, the 10b/12b ADC samples two phase currents per PWM cycle, and DMA moves results to RAM without CPU intervention, keeping loop jitter minimal. The 51 I/O support rotor-position sensors such as encoders or Hall elements, and CANbus links the drive to a higher-level controller. Per the manufacturer, this dsPIC33E family 'enables the design of high-performance, precision motor control systems'.
Recommended
Digital Power Conversion
In switch-mode power supplies, digital PFC stages, and LLC resonant converters, the DSPIC33EP64MC506T-E/MR replaces analog controllers with firmware-defined control laws. The 60 MIPS core sustains PID or predictive current-mode loops at hundreds of kHz update rates, while the 10b/12b ADC with DMA provides synchronized voltage and current sampling tied to the PWM period. Multiple PWM modules allow phase-shifted or interleaved topologies within a single 64-pin device, and the 4KB RAM buffers telemetry for communication over UART or CAN. The AEC-Q100 qualification and -40C to +125C range suit automotive onboard chargers and industrial power supplies exposed to wide ambient swings, where analog-only controllers drift.
Recommended
Automotive Auxiliary Modules
With AEC-Q100 qualification and the extended -40C to +125C operating range, the DSPIC33EP64MC506T-E/MR fits automotive auxiliary electronics such as electric water pumps, radiator fans, throttle actuators, and HVAC blowers. The on-chip CANbus interface connects directly into vehicle networks through a CAN transceiver, while Motor Control PWM drives the associated motor stage with closed-loop speed or torque control. The 51 I/O lines handle limit switches, position sensors, and diagnostic outputs; the extended temperature rating covers underhood locations where standard industrial parts cannot survive. Tape & Reel packaging supports high-volume automotive SMT assembly lines requiring automated feeders.
Recommended
Industrial Automation Nodes
In factory automation, the DSPIC33EP64MC506T-E/MR serves as a smart actuator or sensor-interface controller. Its communication set - CANbus, I2C, SPI, and UART/USART - covers fieldbus connections, peripheral expansion, and PC-linked diagnostics within one chip, while the 60 MIPS core and DSP instructions run filtering and control algorithms concurrently with communication stacks. The 64KB FLASH holds protocol stacks plus application firmware with headroom for firmware updates. The DMA controller offloads serial transfers, keeping CPU cycles free for real-time tasks. Extended temperature qualification allows mounting inside control cabinets near heat-generating drives, and boundary scan support simplifies production-line board testing.
Recommended
Digital Lighting and Ballasts
High-intensity discharge (HID) ballasts and high-power LED drivers benefit from the DSPIC33EP64MC506T-E/MR's combination of PWM resolution and DSP throughput. The Motor Control PWM modules generate ignition, warm-up, and running-phase control sequences for HID lamps, or multi-channel dimming for LED strings, with cycle-by-cycle current limiting from the 10b/12b ADC. At 60 MIPS, the core executes resonant-tank control and protection algorithms (open-lamp, short-circuit) within tight timing windows. UART or DMX-style serial links enable dimming networks. The wide -40C to +125C range suits outdoor and industrial luminaires where ambient temperatures swing dramatically across seasons and installation sites.
Recommended
Sensor Signal Processing and Data Acquisition
The DSP math acceleration of the dsPIC33EP core - including multiply-accumulate instructions and a barrel shifter - makes the DSPIC33EP64MC506T-E/MR effective at on-board sensor signal processing: FIR/IIR filtering, RMS computation, and FFT-based vibration analysis on the 60 MIPS core. The internal 10b/12b ADC, fed by DMA, streams multiple analog channels into the 4KB RAM buffer for block processing, while SPI/I2C interface external high-resolution converters when finer measurements are needed. Results are published via CAN or UART to supervisory systems. The extended temperature range allows deployment in industrial sensing nodes mounted directly on machinery rather than in climate-controlled enclosures.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP64MC506T-E/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP64MC506-E/MR | DSPIC33EP64MC506T-I/MR | DSPIC33EP64MC206-E/MR |
|---|---|---|---|---|
| Package | 64-VQFN (9x9) | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 60 MIPs | 60 MIPs | 60 MIPs | 60 MIPs |
| FLASH Program Memory | 64KB (22K x 24) | 64KB | 64KB | 64KB |
| RAM | 4KB | 4KB | 4KB | 4KB |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +85C | -40C to +125C |
| AEC-Q100 Automotive | Yes | Yes | No (industrial grade) | Yes |
| Subfamily / Peripherals | Motor Control (MC506) | Motor Control (MC506) | Motor Control (MC506) | General-purpose MC206 - verify PWM mapping |
Key Differentiators
- Automotive AEC-Q100 qualification with +125C extended range (vs DSPIC33EP64MC506T-I/MR)
- Same die at tube economics for prototypes (vs DSPIC33EP64MC506-E/MR)
- Dedicated Motor Control (MC506) peripheral set (vs DSPIC33EP64MC206-E/MR)
Design Notes
The 64-VQFN (9x9 mm) package has a 0.90 mm profile with an exposed thermal pad on the underside. The exposed pad must be soldered to a grounded PCB pad array with thermal vias - it is the primary ground return and heat path for the 60 MIPS core. Use a solder-mask-defined opening with approximately 60-70% paste coverage to avoid voiding, and inspect with X-ray for automotive builds. All 51 I/O decoupling should use 0.1uF ceramics placed within 2 mm of VDD/VSS pin pairs.
Supply the DSC from a clean 3.0V-3.6V rail; per datasheet-family data the absolute operating window is narrow (3V to 3.6V). Separate the motor-drive power stage ground from the DSC analog ground with a single-point connection to prevent PWM switching noise from corrupting 10b/12b ADC readings. When sensing motor phase currents, run ADC ground references to the shunt amplifier (e.g., an MCP6022-style op-amp) locally rather than to the power ground plane.
Verify the temperature suffix against your environment: the -E grade (-40C to +125C) is required for AEC-Q100 automotive and underhood use; the cheaper -I grade (-40C to +85C) is NOT a substitute in those designs. Also confirm the exact PWM channel and Peripheral Pin Select mapping when substituting DSPIC33EP64MC206-E/MR, since peripheral placement differs between the MC506 motor-control family and the MC206 general-purpose family despite the identical footprint.
Compliance Information
Distributor data (datasheets.com, globalspec) classifies this part as 'automotive aec-q100'. RoHS/REACH/lead-free status not stated in provided web data - confirm on the official Microchip product page.
