DSPIC33EP512MU810-I/PF - 16-bit DSC 70 MIPS USB CAN | Microchip
MPN: DSPIC33EP512MU810-I/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $14.2 | $14.20 |
| 10 | $13.66 | $136.60 |
| 100 | $12.9 | $1,290.00 |
| 500 | $11.95 | $5,975.00 |
| 1,000 | $11.2 | $11,200.00 |
DSPIC33EP512MU810-I/PF Overview
A digital signal controller combines the compute architecture of a microcontroller with DSP-grade math acceleration in a single chip. Within the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EP sits between general-purpose MCUs and dedicated DSPs, offering deterministic control loops, on-chip peripherals, and single-cycle MAC instructions, making it the preferred choice for real-time motor and power conversion control.
Key features include a 16-bit dsPIC core with DSP engine and up to 70 MIPS throughput, 512 KB of user-programmable flash (536 KB total program memory per distributor data), 52 KB of SRAM, 15-channel DMA, dual ECAN modules, full-speed USB OTG, and a high-speed PWM engine for advanced motor control. Up to 83 general-purpose I/O pins, plus I2C, SPI, UART and a Data Converter Interface (DCI), provide rich connectivity for industrial designs.
Architecturally, the dsPIC33E family integrates a pipelined RISC core with hardware DSP support and enhanced on-chip peripherals such as a 32-channel 10/12-bit ADC and dual motor-control PWM suitable for twin three-phase drives, per distributor product descriptions. The USB OTG block enables host, device, or on-the-go roles, while dual CAN interfaces support automotive and industrial networks.
Typical applications include precision motor control (PMSM, BLDC, AC induction), digital power supplies and solar inverters, and industrial automation nodes requiring USB or CAN connectivity. Microchip reference designs pair the 810 PIM with the MCLV, MCHV, and MCSM motor control development boards.
Design consideration: at 60 MHz external clock operation, ensure decoupling on all VDD/VDDCORE pins and follow Microchip programming-spec guidelines for the 3.3V rail; verify thermal budget since the -40C to +85C industrial rating of the -I suffix governs allowable dissipation.
This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP512MU810-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 DSPIC33EP512MU810-I/PF (same form factor and footprint) — differing in Timers, Operating Temperature, Package, Packaging, USB.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512MU810-E/PF
✅ Drop-In✓ In Stock
$10.3 / Unit
View Datasheet →DSPIC33EP256MU810T-I/PF
✅ Drop-In✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EP512MU814-I/PF
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512MU810-I/PF Maximum Ratings & Electrical Characteristics
| Core Processor | dsPIC33E 16-bit DSC core |
| Core Architecture | dsPIC (RISC with DSP engine) |
| Maximum CPU Throughput | 70 MIPS |
| Maximum Clock Rate | 60 MHz |
| Data Bus Width | 16 bit |
| Program Memory Type | Flash |
| Program Memory Size | 536 KB (512 KB flash) |
| RAM Size | 52 KB |
| DMA Channels | 15 |
| I/O Pins | 83 |
| USB | USB 2.0 full-speed OTG |
| CAN Modules | 2 x ECAN |
| Serial Interfaces | UART, SPI, I2C, DCI |
| PWM | High-Speed PWM for motor control |
| Operating Temperature | -40C to +85C |
| Package | 100-pin TQFP (14 x 14 mm), PF suffix |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| RoHS Status | Compliant |
| ECCN (US) | 3A991a.2 |
DSPIC33EP512MU810-I/PF 100-pin tqfp (14 x 14 mm), pf suffix Pin Configuration Guide
Pin configuration for DSPIC33EP512MU810-I/PF (100-pin tqfp (14 x 14 mm), pf suffix 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 DSPIC33EP512MU810-I/PF.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512MU810-I/PF is suitable for 6 applications: Precision Motor Control (PMSM/BLDC), Digital Power Conversion, Industrial Automation and Fieldbus Nodes, USB-Connected Embedded Devices, Automotive and Off-Highway Control Units, Audio and Speech Signal Processing.
Precision Motor Control (PMSM/BLDC)
The DSPIC33EP512MU810-I/PF is purpose-built for advanced three-phase motor control. Its high-speed PWM peripheral generates complementary gate-drive signals with dead-time insertion for PMSM, BLDC, and AC induction drives, while the DSP engine at up to 70 MIPS executes field-oriented control (FOC) loops deterministically. The integrated ADC samples phase currents for closed-loop torque control, and 83 I/O pins accommodate encoders, Hall sensors, and protection circuits. Microchip's MCLV (DM330021) and MCHV (DM330023) development boards accept this device's 100-pin PIM directly, enabling rapid prototyping. Unlike general-purpose MCUs, the hardware MAC and dual motor-control PWM structure offload the CPU, keeping control-loop jitter low even with USB or CAN communication active.
Recommended
Digital Power Conversion
In digital power supplies, solar inverters, and UPS systems, the DSPIC33EP512MU810-I/PF provides the deterministic control needed for peak-current-mode and phase-shifted full-bridge topologies. The high-speed PWM supports high-resolution duty-cycle updates and multi-phase interleaving, while the 15-channel DMA streams ADC results to RAM without CPU intervention - critical for maintaining tight control-loop timing at switching frequencies of tens of kilohertz and above. Dual ECAN interfaces connect the power stage to system supervisory buses, and USB OTG enables field configuration tools. The 536 KB flash accommodates complex firmware including power-management state machines, MPPT algorithms, and communication stacks in a single 3.3V, 100-pin TQFP device.
Recommended
Industrial Automation and Fieldbus Nodes
With two ECAN modules, multiple UART/SPI/I2C ports, and 83 I/O lines, the DSPIC33EP512MU810-I/PF serves as a high-integration industrial node connecting sensors, actuators, and fieldbuses. The 15-channel DMA offloads high-rate data movement from the CPU, sustaining deterministic response while running communication stacks. The -40C to +85C industrial temperature grade of the -I suffix suits factory-floor enclosures, and the DSP engine accelerates filtering and FFT-based condition-monitoring algorithms on vibration or current signatures. Its 536 KB flash retains ample headroom for protocol stacks, calibration tables, and logging firmware, making consolidation of what previously required separate MCU plus DSP silicon into one 100-pin TQFP package practical.
Recommended
USB-Connected Embedded Devices
The full-speed USB 2.0 OTG module distinguishes the MU810 subfamily: it can operate as a USB device, host, or on-the-go peer, enabling instrument front panels, data loggers, and motor-drive configuration tools that talk directly to PCs or USB memory sticks. Combined with the 52 KB RAM for endpoint buffering and the DMA controller for background transfers, USB traffic does not disturb the 70 MIPS control loops running in parallel. Typical implementations pair the DSC with Microchip's USB framework for CDC, HID, or MSC classes. Because the USB PHY is on-chip, only standard termination resistors are needed externally, reducing bill-of-material count versus solutions requiring a separate USB controller.
Recommended
Automotive and Off-Highway Control Units
Dual ECAN interfaces make the DSPIC33EP512MU810-I/PF well suited to body, pump, and auxiliary control units in vehicles and off-highway equipment, where two independent CAN channels segment powertrain and diagnostic networks. Distributor data (Arrow) flags PPAP and automotive support for this part, easing qualification paperwork in tiered supply chains. The DSP engine runs current-loop control for electric pumps, fans, and actuators, while 83 I/O pins interface switches, lamps, and analog feedback. Extended-temperature variants in the same footprint cover underhood placements. The 100-pin TQFP's 0.5 mm pitch balances hand-review feasibility with routing density for mixed signal-plus-power control boards.
Recommended
Audio and Speech Signal Processing
The Data Converter Interface (DCI) on the DSPIC33EP512MU810-I/PF connects directly to audio codecs, and the DSP engine executes single-cycle MAC operations for filtering, mixing, and speech compression at up to 70 MIPS. With 536 KB of flash, coefficient tables and multiple algorithm sets fit on-chip without external memory, and the USB OTG port enables PC audio or firmware update paths. Applications include pro-audio effects units, intercom and paging systems, and acoustic condition monitoring. The 15-channel DMA sustains continuous I2S-style streams via DCI with minimal CPU load, letting one 3.3V, 100-pin TQFP DSC replace separate MCU and codec-controller chips in cost-sensitive audio products.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512MU810-I/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512MU810-E/PF | DSPIC33EP256MU810T-I/PF | DSPIC33EP512MU814-I/PF |
|---|---|---|---|---|
| Package | 100-pin TQFP (14 x 14 mm) | 100-pin TQFP (14 x 14 mm) - same | 100-pin TQFP (14 x 14 mm) - same | 100-pin TQFP (14 x 14 mm) - same family |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Throughput | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| USB | USB 2.0 full-speed OTG | USB 2.0 full-speed OTG | USB 2.0 full-speed OTG | USB 2.0 full-speed OTG |
| CAN Modules | 2 x ECAN | 2 x ECAN | 2 x ECAN | 2 x ECAN |
| Operating Temperature | -40C to +85C | -40C to +125C (extended) | -40C to +85C | -40C to +85C |
Key Differentiators
- Largest flash in the MU810 pin family (vs DSPIC33EP256MU810T-I/PF)
- Extended-temperature variant available without redesign (vs DSPIC33EP512MU810-E/PF)
- Integrated full-speed USB OTG (vs DSPIC33EP512MU814-I/PF)
Design Notes
The dsPIC33EP512MU810 requires a clean 3.3V supply; per Microchip family documentation, use a core regulator arrangement as specified in the datasheet with low-ESR decoupling (0.1uF per VDD/VDDCORE pin pair plus bulk 10uF) placed within a few millimeters of each pin. At 60 MHz, supply noise couples directly into ADC and PLL jitter, so separate the analog AVDD rail with an RC or ferrite filter. Verify the 3.3V regulator can supply peak transient currents during flash writes and simultaneous peripheral activity.
The 100-pin TQFP has a 0.5 mm lead pitch; use 4-mil trace/space and place the ICSP/ICD programming header (MCLR, PGD, PGC, VDD, VSS) within 15 cm of the device for reliable REAL ICE/ICD 4 operation. Because peripheral pins are remappable (PPS), finalize your pin assignment early and reserve several spare mapped I/O for debug. Keep high-speed PWM traces short, matched, and away from analog feedback routing to prevent gate-drive noise from corrupting current-sense ADC channels.
Three common mistakes: (1) confusing the -I (industrial, -40C to +85C) and -E (extended, -40C to +125C) suffixes - order the correct grade for your thermal environment; (2) assuming the 60 MHz clock equals 70 MIPS - the dsPIC33E core achieves 70 MIPS at its internal operating frequency, so configure the PLL per the oscillator section of the family reference manual; (3) underestimating flash size when porting from the 256 KB DSPIC33EP256MU810 - verify code size before substituting the smaller-memory sibling.
Compliance Information
EU RoHS compliant per Arrow product listing; part status active; ECCN (US) 3A991a.2; PPAP and Automotive support flags indicated in distributor data.
