DSPIC33EP512GM710T-I/PF - 16-bit 70 MIPS DSC 512KB Flash | Microchip
MPN: DSPIC33EP512GM710T-I/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.9 | $8.90 |
| 10 | $8.25 | $82.50 |
| 100 | $7.6 | $760.00 |
| 500 | $7.1 | $3,550.00 |
| 1,000 | $6.8 | $6,800.00 |
DSPIC33EP512GM710T-I/PF Overview
A digital signal controller is a hybrid of a microcontroller (MCU) and a digital signal processor (DSP): it executes general-purpose control code like an MCU while performing fast multiply-accumulate math like a DSP. In the embedded hierarchy, the DSC sits between MCUs and dedicated DSPs, ideal for closed-loop control systems such as field-oriented motor control and digital power conversion.
Key features include 12 MCPWM channels for motor control, 8 input capture / 8 output compare channels, 2 quadrature encoder interfaces (QEI), 4 on-chip operational amplifiers, a CTMU charge-time-measurement unit for touch/timing applications, and the PTG programmable sequencer. Two CAN modules and multiple UART/SPI/I2C ports cover industrial communication needs.
The dsPIC33E core uses a modified Harvard architecture with a 24-bit instruction word, DSP multiply-accumulate, barrel shifter, and DMA-supported data movement, allowing single-cycle MAC operations for filter and transform algorithms at 70 MIPS.
Typical applications include precision BLDC/PMSM motor drives, digital power supplies, industrial automation, and sensor signal conditioning, where the integrated op amps and 12-channel MCPWM directly drive gate circuitry with minimal external components.
Design consideration: the I variant is rated -40C to +85C; use the E variant for 125C environments, and budget Flash wisely since the GM710 has no external memory bus.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP512GM710T-I/PF — 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 DSPIC33EP512GM710T-I/PF (same form factor and footprint) — differing in Core, Package, Program Memory Size, Quadrature Encoder Interfaces, RAM Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GM710T-E/PF
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256GM710T-I/PF
✅ Drop-In✓ In Stock
$5.4 / Unit
View Datasheet →DSPIC33EP512GM310T-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$15.95 / Unit
View Datasheet →DSPIC33EP256MU810T-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EP512GM610T-I/PF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP512GM710T-I/PF Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E (16-bit DSC) |
| Max CPU Speed | 70 MIPS |
| Program Memory Size | 512 KB (170K x 24) Flash |
| RAM Size | 48 KB |
| Supply Voltage | 3 V to 3.6 V (3.3 V typical) |
| Package | 100-TQFP (14x14x1 mm) |
| Mounting Type | Surface Mount |
| MCPWM Channels | 12 |
| Input Capture / Output Compare | 8 / 8 |
| Quadrature Encoder Interfaces | 2 |
| On-chip Op-Amps | 4 |
| CAN Modules | 2 |
| Timers | 13 |
| DMA Channels | 4 |
| Peripherals | CTMU, PTG, barrel shifter, boundary scan |
| Operating Temperature | -40C to +85C (I grade) |
| Packaging | Tape & Reel (T suffix) |
| RoHS Status | Compliant |
DSPIC33EP512GM710T-I/PF 100-tqfp (14x14x1 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP512GM710T-I/PF (100-tqfp (14x14x1 mm) 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 DSPIC33EP512GM710T-I/PF.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GM710T-I/PF is suitable for 6 applications: Precision Motor Control (BLDC/PMSM), Digital Power Conversion, Industrial Automation and CAN Networking, Sensor Signal Conditioning and Measurement, Battery-Management and Charging Systems, Embedded Motion and Robotics.
Precision Motor Control (BLDC/PMSM)
The DSPIC33EP512GM710T-I/PF is purpose-built for precision motor control: its 12 MCPWM channels generate complementary three-phase drive signals with hardware dead-time insertion, while the 2 quadrature encoder interfaces resolve rotor position at high resolution. The 4 on-chip op-amps condition low-side shunt currents directly into the ADC for field-oriented control loops executing at 70 MIPS, enabling FOC update rates in the 10-20 kHz range typical of industrial servo drives. Microchip's Single-Dual Motor Control PIM (50002216a) demonstrates single- or dual-motor drives using these internal op-amps and on-board passives. A single DSC can close both current and speed loops while running CAN communication, eliminating a separate communication controller and reducing BOM cost in servo and traction drives.
Recommended
Digital Power Conversion
In digital power supplies, LLC converters, and solar inverters, the DSPIC33EP512GM710T-I/PF provides the deterministic PWM resolution and fast ADC sampling required for voltage- and current-mode control. Its 70 MIPS core executes compensator calculations fast enough for switching frequencies of 100 kHz and above, while multiple output-compare channels supply independent PWM phases with phase-shift control. The high-resolution MCPWM with dead-time management drives half-bridge and full-bridge topologies safely, and DMA moves sampled currents without CPU intervention to keep loop jitter low. On-chip op-amps buffer shunt signals, and the CTMU supports precise timing calibration. The 512 KB Flash holds multi-mode firmware covering soft-start, fault handling, and communication stacks within one controller.
Recommended
Industrial Automation and CAN Networking
Factory automation nodes benefit from the DSPIC33EP512GM710T-I/PF's two CAN 2.0B modules, which support redundant or gateway network topologies, plus multiple UARTs, SPI, and I2C ports for local sensor and HMI connections. The 13 timers and PTG programmable sequencer offload deterministic timing tasks such as sensor polling and actuator pulsing from the CPU. With 512 KB Flash and 48 KB RAM, the part hosts protocol stacks, diagnostics, and field-updatable firmware, while 8 input capture channels timestamp encoder or sensor events for condition-monitoring functions. The -40C to +85C industrial rating covers cabinet environments, and the 100-pin TQFP exposes ample I/O for relay, valve, and drive interfacing typical of PLC expansion modules.
Recommended
Sensor Signal Conditioning and Measurement
The four integrated operational amplifiers and CTMU charge-time-measurement unit make the DSPIC33EP512GM710T-I/PF well suited to measurement front ends. Op-amps amplify bridge and shunt signals into the on-chip ADC with short analog traces that reduce noise pickup, while the CTMU enables precise capacitive and time-domain measurements for ultrasonic flow, moisture, and touch sensing. The 70 MIPS DSP core executes FIR/IIR filtering and FFT-based analysis with single-cycle MAC instructions, converting raw acquisitions into calibrated engineering units in real time. UART or SPI links stream processed results to host systems, and the 512 KB Flash stores calibration tables and multi-point compensation curves, replacing discrete amplifier-plus-processor chains with one surface-mount controller.
Recommended
Battery-Management and Charging Systems
Battery chargers and battery-management systems use the DSPIC33EP512GM710T-I/PF to execute multi-stage CC/CV charging algorithms, cell balancing, and safety monitoring. The MCPWM channels drive synchronous buck charging stages with accurate duty control and dead-time, the ADC with op-amp front ends samples cell voltages and currents, and comparators plus configurable fault inputs provide hardware-level over-current response independent of software latency. Two CAN ports connect the BMS to vehicle or inverter networks, while the 512 KB Flash logs state-of-charge history and calibration data. The industrial -40C to +85C rating and 3.3 V robust peripheral operation fit both stationary storage racks and motive-power packs requiring certified, auditable firmware revisions.
Recommended
Embedded Motion and Robotics
Robotic joints, AGVs, and multi-axis motion platforms combine the DSPIC33EP512GM710T-I/PF's 2 QEI modules, 12 MCPWM channels, and 8 input captures to coordinate several servo axes from one controller. The 70 MIPS DSP engine runs cascaded position/velocity/current loops per axis concurrently, while 48 KB RAM holds trajectory buffers and communication stacks. The PTG sequencer generates deterministic step sequences for stepper axes, freeing the CPU for path planning and CAN-based coordination with a master controller. Integrated op-amps simplify per-axis current sensing, and boundary-scan support aids production test of dense multi-controller boards. The 100-pin TQFP supplies enough I/O for limit switches, brakes, and safety interlocks without port expanders.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GM710T-I/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GM710T-E/PF | DSPIC33EP256GM710T-I/PF | DSPIC33EP512GM310T-I/PF | DSPIC33EP256MU810T-I/PF | DSPIC33EP512GM610T-I/PF |
|---|---|---|---|---|---|---|
| Package | 100-TQFP (14x14 mm) | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same | 100-TQFP (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Memory | 512 KB | 512 KB | 256 KB | 256 KB | 256 KB | 512 KB |
| Temperature Range | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) |
| USB OTG | No | No | No | No | Yes (full-speed) | No |
Key Differentiators
- Largest Flash in the GM710 pin-compatible group (vs DSPIC33EP256GM710T-I/PF)
- Four integrated op-amps for current sensing (vs DSPIC33EP256MU810T-I/PF)
- Dual redundant CAN and 2 QEI in one package (vs DSPIC33EP512GM310T-I/PF)
- Trade-off: industrial-only temperature rating (vs DSPIC33EP512GM710T-E/PF)
Design Notes
The dsPIC33EP core uses an internal 1.8 V regulator fed from the 3.3 V VDD rail; every VDD pin must have a 0.1 uF ceramic capacitor placed within 2-3 mm, plus at least one bulk 10 uF capacitor per supply domain. VDDCORE requires its datasheet-specified external capacitor for regulator stability - omitting it can cause brown-outs during simultaneous peripheral clock switching. Verify that total 3.3 V current including I/O sink current stays within your regulator budget; 70 MIPS operation with loaded PWM and CAN drivers is the worst-case region.
Match the temperature suffix to the enclosure: the -I/PF grade is -40C to +85C; designs reaching +125C (motor housings, sealed drives) must use DSPIC33EP512GM710T-E/PF. Also, the internal op-amps are optimized for current-sense conditioning, not general precision amplification - for gain-accurate front ends below 1 mV resolution, prefer an external precision amplifier. Finally, ANx/RP pins are remappable: lock your PPS configuration in firmware and verify no peripheral conflict before layout freeze, since pin assignment errors are the most common bring-up failure on this family.
For motor-control layouts, keep the op-amp input traces to shunt resistors short, differential, and away from MCPWM switching nodes; use a local ground island under the sensing network. Route CAN pairs as 120-ohm controlled impedance with a stub length under 10 cm. Decouple the ADC reference with 0.1 uF plus 1 uF and star-connect AVSS to a quiet ground point. The TQFP thermal pad-free design relies on copper pour - provide at least a solid ground plane layer under the 14x14 mm footprint for signal integrity and EMI compliance.
Estimated: at 70 MIPS with typical 3.3 V operation, core power dissipation is on the order of tens of milliwatts, so thermal design is dominated by I/O driver loads rather than the die. Still, verify junction temperature with the datasheet theta-JA figure for your board stack-up (TQFP-100 on 2s2p) when driving multiple high-current MOSFET gate networks continuously, as gate-charge switching current through I/O pins can raise die temperature appreciably in high-frequency bridge drives.
Compliance Information
RoHS compliant and lead-free per Microchip product page and distributor listings for active dsPIC33EP TQFP devices. Not an automotive AEC-Q100 part; request formal REACH/halogen-free declarations from Microchip.
