DSPIC33EP512GM706-E/PT - 70 MIPS 16-bit DSC, 512KB Flash | Microchip
MPN: DSPIC33EP512GM706-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.8 | $7.80 |
| 10 | $7.1 | $71.00 |
| 100 | $6.45 | $645.00 |
| 500 | $5.9 | $2,950.00 |
| 1,000 | $5.4 | $5,400.00 |
DSPIC33EP512GM706-E/PT Overview
A digital signal controller combines the compute throughput of a digital signal processor with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, the DSC sits between general-purpose MCUs and dedicated DSPs, making dsPIC33E-class devices a common choice for embedded motor control and digital power conversion where a single chip must run control loops and manage communications.
Key features include the 70 MIPS dsPIC DSC core with DSP engine and barrel shifter, four DMA channels for offloading data movement, a 12-channel motor control PWM module, 8 input capture and 8 output compare channels, 2 quadrature encoder interfaces, and four integrated op amps plus a dedicated comparator for embedded analog signal conditioning. Controller Area Network (CAN) connectivity supports automotive and industrial networking.
The integrated op amps allow current-sense amplification directly on-chip, reducing BOM count in FOC and sensorless motor drive designs. The enhanced flash architecture supports self-programming, and boundary-scan support aids production test. Automotive qualification and the extended -E temperature grade suit under-hood and industrial environments.
Typical applications include precision brushless DC and PMSM motor control, digital power supplies and solar inverters, automotive body and powertrain auxiliary systems, and industrial sensing platforms that benefit from on-chip analog conditioning.
Design tip: budget the 3.3V supply for the core and I/O and use the internal voltage regulator correctly; verify op-amp configuration registers against the family reference manual before relying on embedded analog stages.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP512GM706-E/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 DSPIC33EP512GM706-E/PT (same form factor and footprint) — differing in Operating Temperature, Package, CAN, Core Architecture, Max CPU Speed.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GM706-I/PT
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →DSPIC33EP512GM706-H/PT
✅ Drop-In✓ In Stock
$5.45 / Unit
View Datasheet →DSPIC33EP512GM706-E/ML
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512GM706-E/MR
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$5.74 / Unit
View Datasheet →DSPIC33EP512GM306T-I/PT
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$5.31 / Unit
View Datasheet →DSPIC33EP512GM706-E/PT Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC |
| Max CPU Speed | 70 MIPS (core); 60 MHz max clock |
| Program Memory (Flash) | 512 KB |
| RAM | 16 KB |
| Supply Voltage | 3.3 V |
| Motor Control PWM Channels | 12 |
| Input Capture / Output Compare | 8 / 8 |
| Quadrature Encoder Interfaces | 2 |
| On-chip Op Amps | 4 (plus 1 dedicated comparator) |
| CAN | Yes |
| DMA Channels | 4 |
| DSP Features | DSP engine, barrel shifter, boundary scan |
| Operating Temperature | -40C to +125C |
| Package | 64-TQFP (10x10 mm), 0.80 mm pitch |
| Mounting Type | Surface Mount |
| Technology | CMOS |
| Qualification | Automotive |
| Packaging | Tray |
DSPIC33EP512GM706-E/PT 64-tqfp (10x10 mm), 0.80 mm pitch Pin Configuration Guide
Pin configuration for DSPIC33EP512GM706-E/PT (64-tqfp (10x10 mm), 0.80 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 DSPIC33EP512GM706-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GM706-E/PT is suitable for 6 applications: Precision BLDC/PMSM Motor Control, Digital Power Conversion, Automotive Body and Auxiliary Systems, Industrial Sensing and Condition Monitoring, Audio and Signal Processing, IoT and Embedded Networked Nodes.
Precision BLDC/PMSM Motor Control
The DSPIC33EP512GM706-E/PT is purpose-built for field-oriented motor control: its 70 MIPS core executes FOC loops with DSP multiply-accumulate throughput, the 12-channel motor-control PWM drives three-phase inverters with complementary outputs and dead time, and the 2 quadrature encoder interfaces accept position feedback directly. The four on-chip op amps amplify shunt current signals before the ADC, eliminating external amplifiers and reducing BOM count and offset errors. In practice the DSC sits between the DC bus and the gate drivers, sampling phase currents each PWM cycle and updating duty cycles within one control period, so deterministic interrupt latency matters more than peak clock speed. The extended -40C to +125C rating suits sealed motor housings where ambient and self-heating combine, a common condition in industrial drives and e-mobility auxiliary motors.
Recommended
Digital Power Conversion
In digital power supplies, PFC stages, and solar micro-inverters, the DSPIC33EP512GM706-E/PT closes fast current loops using its high-resolution motor-control PWM in complementary mode and its 70 MIPS DSP engine for control-law computation. The 4 DMA channels stream ADC results to RAM without CPU intervention, keeping loop jitter low even while the core handles housekeeping and communications. The on-chip op amps condition shunt or current-transformer signals, and the dedicated comparator supports cycle-by-cycle overcurrent protection in hardware. The 3.3 V CMOS device interfaces directly with gate-driver ICs and digital isolators. Because loop bandwidth in digital power depends on deterministic sample-to-PWM latency rather than raw MIPS, the dsPIC33E architecture's single-cycle MAC and deterministic interrupts fit this class of designs well, at power levels from hundreds of watts to several kilowatts.
Recommended
Automotive Body and Auxiliary Systems
The DSPIC33EP512GM706-E/PT targets automotive auxiliary modules such as electric power steering assist pumps, HVAC blowers, fuel pumps, and window lift motors, where distributor classification marks the family as automotive. The -40C to +125C grade survives under-hood and near-engine ambient conditions, while the integrated CAN controller connects the module to vehicle networks without an external CAN transceiver-controller pair. The 12-channel motor-control PWM with hardware fault inputs provides safe three-phase or brushed motor drive, and the quadrature encoder interfaces handle position feedback in stepper and BLDC actuators. The 512 KB flash supports diagnostic firmware, ISO-style flashing, and feature growth over vehicle programs. Using one DSC for motor drive plus CAN networking consolidates functions that previously required separate MCU and communication ICs.
Recommended
Industrial Sensing and Condition Monitoring
Industrial sensors benefit from the DSPIC33EP512GM706-E/PT combination of embedded analog and DSP processing: the four on-chip op amps buffer and amplify sensor outputs, the 16-bit DSC core applies FIR/IIR filtering and FFT-based feature extraction on the sampled data, and the 512 KB flash stores calibration tables and logging structures. Boundary-scan support (JTAG-class boundary scan noted in product data) simplifies in-circuit production testing of densely populated sensor boards. CAN connectivity feeds condition-monitoring data onto factory networks, while the 4 DMA channels keep ADC sampling continuous during transmission. The extended temperature rating allows mounting directly on motors, pumps, and gearboxes where vibration and heat preclude remote electronics. Estimated benefit: consolidating amplification, filtering, and communication in one 64-TQFP device removes two to three analog ICs per channel in typical current-sense front ends.
Recommended
Audio and Signal Processing
The dsPIC33E DSP engine makes the DSPIC33EP512GM706-E/PT suitable for embedded audio processing tasks such as active noise cancellation, audio effects, and acoustic diagnostics. With 70 MIPS of throughput and single-cycle multiply-accumulate plus barrel shifter, the core sustains dozens of biquad filter channels at 48 kHz sampling in an estimate-based budget, while 16 KB RAM holds delay lines and coefficient sets for moderate-length algorithms. The 8 output-compare channels can generate PWM-class-D drive or auxiliary timing, and the four op amps serve as input buffering for microphone or line-level signals. The 3.3 V supply and 64-TQFP footprint integrate cleanly with audio codec daughterboards. The extended -40C to +125C range additionally supports automotive audio and industrial acoustic monitoring installations exposed to harsh environments.
Recommended
IoT and Embedded Networked Nodes
For connected industrial and smart-infrastructure nodes, the DSPIC33EP512GM706-E/PT provides local control plus wired networking through its CAN interface, pairing naturally with external CAN transceivers or with SPI/UART-connected wireless modules for hybrid gateways. The 512 KB flash hosts protocol stacks alongside application control code, and the 4 DMA channels move communication payloads without stealing control-loop cycles. The eight input-capture and eight output-compare channels time-stamp events and generate peripheral waveforms for pulse-based metering and actuation. Its 3.3 V logic levels interface directly with common low-power radios and sensors, and the 64-TQFP package offers enough I/O for multiplexed sensing arrays. The extended temperature rating suits outdoor cabinets, pump skids, and solar tracker controllers where consumer-grade MCUs would exceed their limits.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GM706-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GM706-I/PT | DSPIC33EP512GM706-H/PT | DSPIC33EP512GM706-E/ML | DSPIC33EP512GM706-E/MR |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-QFN (ML) - same pinout | 64-VQFN (MR) - same pinout |
| Flash | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| Max Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Operating Temperature | -40C to +125C | -40C to +85C | H-grade window | -40C to +125C | -40C to +125C |
| Op Amps / Comparator | 4 / 1 | 4 / 1 | 4 / 1 | 4 / 1 | 4 / 1 |
| CAN | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Extended -40C to +125C temperature grade (vs DSPIC33EP512GM706-I/PT)
- Pin-compatible downgrade path with same footprint (vs DSPIC33EP512GM306T-I/PT)
- Four on-chip op amps (vs DSPIC33EP512GM706-H/PT)
Design Notes
The dsPIC33EP512GM706 runs from a 3.3 V supply with an internal regulator for the core; follow the datasheet decoupling recommendation of a low-ESR capacitor at the VDDCORE/VREG pin. Estimated: at 70 MIPS with peripherals active, core current reaches tens of milliamps, so a 500 mA-rated 3.3 V rail per DSC is a safe budget. In motor-drive boards shared with gate drivers, isolate the DSC supply with an LC filter to prevent PWM switching transients from corrupting ADC references.
The 64-TQFP has a 0.80 mm pitch - use 4-mil (0.1 mm) trace/space routing and place a via-under-pad escape strategy for the inner rows. Kelvin-route shunt resistor sense lines directly to the op-amp input pins without sharing ground returns with PWM power currents. Keep the crystal oscillator loop short and place its load capacitors adjacent to the OSC pins. Microchip's Motor Control PIM reference layout demonstrates recommended ADC/op-amp input routing for the internal op amps.
Do not assume the E/BG 44-pin variant is a substitute - it is a different package and pinout. Verify the op-amp input MUX configuration before enabling gain stages, since unconfigured MUXes can float. When using the internal regulator, do not tie VDDCORE externally to 3.3 V. Finally, check the temperature grade: the -E part is required whenever junction estimates exceed 85C ambient-equivalent; substituting an -I part in a +105C enclosure violates its absolute maximum ratings.
Compliance Information
Distributor data classifies the family as Automotive; formal AEC-Q100 and RoHS/REACH certificates should be confirmed via Microchip's product page quality documentation.
