DSPIC33EP512MU810-E/PF - 16-bit DSC, 70 MIPS, 512KB Flash | Microchip
MPN: DSPIC33EP512MU810-E/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $14.8 | $14.80 |
| 10 | $13.6 | $136.00 |
| 100 | $12.4 | $1,240.00 |
| 500 | $11.2 | $5,600.00 |
| 1,000 | $10.3 | $10,300.00 |
DSPIC33EP512MU810-E/PF Overview
A Digital Signal Controller combines the computational architecture of a digital signal processor (DSP) with the peripheral set and control-oriented design of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33EP family sits above basic PIC16/PIC24 MCUs in the Microchip portfolio, integrating a DSP engine with multiply-accumulate (MAC) instructions, high-speed PWM modules, and advanced analog peripherals - making it a hybrid between a general-purpose MCU and a dedicated DSP such as TI's TMS320F28xx series.
Key differentiating features include the high-speed 70 MIPS core, 15-channel DMA controller for moving data between peripherals and RAM without CPU intervention, dual CAN bus interfaces (targeting industrial and automotive networking), USB OTG connectivity, and multiple motor-control-oriented PWM modules supporting complementary outputs with dead-time insertion. The device is built on CMOS technology and includes nine timers and five external interrupt sources.
Architecturally, the dsPIC33EP core pairs a 16-bit modified Harvard pipeline with an integrated DSP engine, providing single-cycle MAC and dual data fetch. Flash is split into program pages and can be self-written at runtime; the 52 KB SRAM includes an X-Y addressing mode that benefits digital filtering and FFT algorithms common in motor control and power conversion.
Typical applications include dual-motor control in industrial drives, digital power supplies and PFC stages, UPS systems, automotive body electronics, and instrumentation requiring CAN or USB connectivity alongside real-time DSP performance.
For design, supply voltage must be regulated within the 3.0 V to 3.6 V range, and the E-grade suffix confirms suitability across the full -40C to +125C industrial/automotive ambient range.
This page synthesizes distributor pricing, drop-in alternatives from the same dsPIC33EP family, and practical design notes beyond what the manufacturer datasheet alone provides.
Drop-in alternatives for DSPIC33EP512MU810-E/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-E/PF (same form factor and footprint) — differing in Operating Temperature, Package, Packaging, Core Architecture, Program Memory Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512MU810-I/PF
✅ Drop-In✓ In Stock
$11.2 / Unit
View Datasheet →DSPIC33EP512MU810T-I/PF
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512MU814
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256MU810T-I/PF
✅ Drop-In✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EP256MU810T-E/PT
✅ Drop-In✓ In Stock
$4.62 / Unit
View Datasheet →DSPIC33EP512MU810-E/PF Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC DSC (CMOS) |
| Maximum CPU Speed | 70 MIPS |
| Clock Speed | 60 MHz |
| Program Memory (Flash) | 512 KB (170K x 24) |
| SRAM | 52 KB (53,248 words) |
| DMA Channels | 15 |
| Timers | 9 |
| External Interrupt Sources | 5 |
| CAN Interfaces | 2 x CAN 2.0B |
| USB Interface | USB OTG, full speed |
| Supply Voltage | 3 V to 3.6 V |
| Operating Temperature | -40C to +125C (E grade) |
| Package | 100-pin TQFP (14x14x1 mm), 0.5 mm pitch |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| Life Cycle Stage | Active |
DSPIC33EP512MU810-E/PF 100-pin tqfp (14x14x1 mm), 0.5 mm pitch Pin Configuration Guide
Pin configuration for DSPIC33EP512MU810-E/PF (100-pin tqfp (14x14x1 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 DSPIC33EP512MU810-E/PF.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512MU810-E/PF is suitable for 6 applications: Dual Motor Control Drives, Digital Power Supplies and PFC, Industrial CAN Networking Nodes, USB-Connected Instrumentation, Automotive Body and Powertrain Electronics, UPS and Energy Storage Systems.
Dual Motor Control Drives
Microchip explicitly markets the dsPIC33EP512MU810 as a 'DSC with Dual Motor Control'. Its 70 MIPS core executes two field-oriented control (FOC) loops concurrently, while the high-speed PWM modules generate complementary outputs with programmable dead-time for two three-phase inverter bridges. The 15-channel DMA moves ADC current-sampling results into the 52 KB SRAM without CPU intervention, keeping loop jitter deterministic at 20-50 kHz switching frequencies. Dual CAN 2.0B interfaces connect each axis to industrial fieldbus or automotive networks independently. Typical uses include dual-axis servo drives, dual-motor traction systems, and gantry stages, where the -40C to +125C E-grade rating supports thermally demanding drive enclosures.
Recommended
Digital Power Supplies and PFC
In digitally controlled power supplies, the dsPIC33EP512MU810's 70 MIPS DSP engine and single-cycle multiply-accumulate instructions implement high-bandwidth voltage- and current-loop compensators with minimal cycle overhead. The high-speed PWM peripherals provide phase-shifted and complementary PWM topologies needed for LLC, phase-shifted full-bridge, and boost-PFC stages, and the fast ADC pairs with DMA for cycle-by-cycle current limiting. Operating from a tightly regulated 3.0-3.6 V rail, the controller withstands hot power-supply environments thanks to the extended -40C to +125C rating. The 512 KB Flash leaves room for sophisticated power-management state machines, host communication stacks, and black-box fault logging in one device.
Recommended
Industrial CAN Networking Nodes
With two independent CAN 2.0B controllers, the DSPIC33EP512MU810 acts as a gateway or dual-bus node in CANopen- and J1939-style industrial networks, bridging automation cells, sensor clusters, or vehicle subsystems. Each ECAN module supports up to 1 Mbit/s with hardware filtering, and DMA offloads message buffering from the CPU so the 70 MIPS core remains free for application logic. The USB OTG interface provides a separate high-speed service or commissioning link without stealing CAN bandwidth. E-grade temperature rating and AEC-Q100 family qualification (per Arrow listing) make it equally at home in factory-floor cabinets and vehicle harnesses, and five external interrupt sources support precise event timestamping.
Recommended
USB-Connected Instrumentation
The integrated full-speed USB OTG controller allows the dsPIC33EP512MU810 to enumerate as a device (CDC, HID, or vendor class) or act as a USB host to flash drives, enabling data-loggers, test fixtures, and portable instruments without an external USB interface chip. The 15-channel DMA streams ADC conversion data directly into the 52 KB SRAM, supporting continuous sample capture across the full ADC bandwidth, while 512 KB Flash stores calibration tables and multi-protocol firmware. Designers should budget the 3.3 V rail for USB transceiver current and place the USB differential pair with controlled impedance routing. Self-programmable Flash enables field firmware updates directly over the USB link.
Recommended
Automotive Body and Powertrain Electronics
The dsPIC33EP512MU810 family is qualified to AEC-Q100 per the Arrow product listing, and the -E/PF grade covers the -40C to +125C automotive ambient range demanded by engine-bay and underbody locations. Dual CAN interfaces support both the powertrain bus and the body/comfort bus in a single controller, reducing BOM count in modules such as electric water pumps, cooling-fan controllers, valve drivers, and sensor fusion nodes. The 70 MIPS DSP core runs FOC for electric coolant pumps and turbocharger actuators, while the nine timers and five external interrupts handle crank/cam signal processing. Designers should verify qualification status per ordering code and manufacturing site before release.
Recommended
UPS and Energy Storage Systems
Uninterruptible power supplies and battery-storage systems need one controller to manage rectifier, inverter, and charger stages while communicating with a host. The dsPIC33EP512MU810 fits this role with its dual high-speed PWM modules for the inverter and PFC stages, simultaneous multi-channel ADC sampling of battery current and voltage, and 70 MIPS DSP performance for grid-synchronization (PLL) and harmonic compensation algorithms. The 52 KB SRAM hosts a battery-model state-of-charge estimator, and CAN or USB handles BMS and monitoring communication. The extended -40C to +125C rating tolerates transformer-heated enclosures, and 512 KB Flash supports logging of ride-through event history.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512MU810-E/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512MU810-I/PF | DSPIC33EP512MU814 | DSPIC33EP256MU810T-I/PF | DSPIC33EP256MU810T-E/PT |
|---|---|---|---|---|---|
| Package | 100-pin TQFP (14x14x1 mm) | 100-pin TQFP (14x14x1 mm) - same | 100-pin TQFP (14x14x1 mm) - same | 100-pin TQFP (14x14x1 mm) - same | 100-pin TQFP (14x14x1 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Program Memory | 512 KB (170K x 24) | 512 KB | 512 KB | 256 KB | 256 KB |
| SRAM | 52 KB | 52 KB | 52 KB | 52 KB | 52 KB |
| CPU Speed | 70 MIPS / 60 MHz clock | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz |
| CAN Interfaces | 2 x CAN 2.0B | 2 x CAN 2.0B | 2 x CAN 2.0B | 2 x CAN 2.0B | 2 x CAN 2.0B |
| USB | Full-speed USB OTG | Full-speed USB OTG | Full-speed USB OTG | Full-speed USB OTG | Full-speed USB OTG |
| DMA Channels / Timers | 15 DMA / 9 timers | 15 DMA / 9 timers | 15 DMA / 9 timers | 15 DMA / 9 timers | 15 DMA / 9 timers |
Key Differentiators
- Extended -40C to +125C automotive-grade temperature rating (vs DSPIC33EP512MU810-I/PF)
- 512 KB Flash on a dual-CAN USB DSC (vs DSPIC33EP256MU810T-I/PF)
- Dual CAN 2.0B plus USB OTG in one 100-pin device (vs DSPIC33EP512MU814)
Design Notes
Supply the DSPIC33EP512MU810-E/PF from a regulated 3.0-3.6 V rail (3.3 V nominal). The device has multiple VDD/VSS pairs in the 100-pin TQFP - decouple every VDD pin with a 0.1 uF X7R ceramic placed within 2 mm, plus 10 uF of bulk capacitance near the IC. Estimated: at 70 MIPS with PWM switching loads, plan 60-100 mA core current headroom plus USB transceiver budget (up to ~20 mA) when sizing the LDO or buck converter.
The 100-pin TQFP (0.5 mm pitch) requires careful fanout: keep the crystal and PLL loop short (place the external oscillator within 10 mm), route the USB D+/D- pair as a 90-ohm differential pair with matched length, and provide a solid ground plane under the CAN transceiver region. Use the MA330025-1 PIM reference design (PIM_810_infosheet.pdf from Microchip) as a layout starting point; it demonstrates the approved decoupling and oscillator topology for this exact 100-pin footprint.
Verify the temperature suffix before purchase: -E/PF is rated -40C to +125C while -I/PF stops at +85C - substituting -I in a hot enclosure violates the datasheet ambient limit even though the silicon is identical. Also confirm that the compiled application fits the Flash budget before using the 256 KB pin-compatible variants, and remember peripheral pin select (PPS) routing differences when porting code to the MU814 sibling.
Compliance Information
Arrow lists the dsPIC33EP512MU810 family as automotive AEC-Q100 qualified. RoHS/lead-free status not stated in the provided web data - verify on the Microchip product page before ordering.
