DSPIC33EP256MU810T-E/PF - 16-bit 60MIPS DSC 256KB | Microchip
MPN: DSPIC33EP256MU810T-E/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.2 | $8.20 |
| 10 | $7.45 | $74.50 |
| 100 | $6.6 | $660.00 |
| 500 | $5.95 | $2,975.00 |
| 1,000 | $5.4 | $5,400.00 |
DSPIC33EP256MU810T-E/PF Overview
A digital signal controller combines the computation architecture of a microcontroller with DSP-style math acceleration in a single chip. In the power-management hierarchy, the dsPIC33EP family sits between general-purpose 16-bit MCUs and standalone DSPs, integrating motor-control peripherals, USB connectivity, and high-speed analog converters so a single device can run both control algorithms and communication stacks for embedded systems.
Key features include the high-speed Motor Control PWM module with complementary outputs and dead-time insertion, on-chip USB 2.0 full-speed connectivity, and multiple ADCs supporting up to 32 channels at 10-bit or 12-bit resolution. The device is AEC-Q100 qualified for automotive use and is supplied in tape-and-reel packaging for volume assembly.
Architecturally, the DSP engine provides single-cycle MAC and 40-bit accumulators, allowing real-time control loops such as field-oriented motor control or digital power conversion to execute at 60 MIPS. DMA channels offload data movement between peripherals and RAM, freeing CPU cycles for control and signal-processing tasks. The extended operating temperature grade (E suffix) makes it suitable for harsh underhood or industrial environments.
Typical applications include precision motor control (BLDC, PMSM, FOC), digital power supplies and solar inverters, automotive auxiliary systems, and USB-connected sensor or industrial-control nodes that need both DSP throughput and rich peripherals.
Design consideration: operate the device from a regulated 3.0V to 3.6V supply and budget the 51 I/O pins carefully, since the 100-TQFP offers many multiplexed peripheral functions that must be assigned with Microchip's Pin Manager tool in MPLAB X.
This page synthesizes distributor pricing, pin-compatible family alternatives, and practical design guidance not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33EP256MU810T-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 DSPIC33EP256MU810T-E/PF (same form factor and footprint) — differing in Operating Temperature, Package, Packaging, Core, PWM.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP256MU810T-I/PF
✅ Drop-In✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EP256MU810-I/PF
✅ Drop-In✓ In Stock
$5.4 / Unit
View Datasheet →DSPIC33EP512MU810-I/PF
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$11.2 / Unit
View Datasheet →DSPIC33EP256GM710T-I/PF
✅ Drop-In✓ In Stock
$5.4 / Unit
View Datasheet →DSPIC33EP512MU810T-E/PF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP256MU810T-E/PF Maximum Ratings & Electrical Characteristics
| Core | dsPIC33EP 16-bit DSC core |
| Performance | 60 MIPS |
| Program Memory (FLASH) | 256 KB (85.5K x 24) |
| RAM | 12 KB |
| Supply Voltage | 3 V to 3.6 V |
| Operating Temperature | -40C to +125C (E grade) |
| Package | 100-TQFP (14 x 14 mm) |
| I/O Ports | 51 |
| ADC | up to 32 channels, 10-bit or 12-bit resolution |
| USB | USB 2.0 full-speed on-chip |
| PWM | Motor Control PWM (high-speed) |
| DMA | Yes, DMA controller |
| Timers | 27 general purpose timers (family feature set) |
| Qualification | AEC-Q100 qualified (automotive) |
| Packaging | Tape and Reel (T suffix) |
| Mounting Type | Surface Mount |
DSPIC33EP256MU810T-E/PF 100-tqfp (14 x 14 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP256MU810T-E/PF (100-tqfp (14 x 14 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 DSPIC33EP256MU810T-E/PF.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP256MU810T-E/PF is suitable for 6 applications: Precision Motor Control (FOC), Digital Power Conversion, Automotive Auxiliary Systems, USB-Connected Industrial Instruments, Sensor Fusion and Embedded Signal Processing, Robotics and Automation Drives.
Precision Motor Control (FOC)
The DSPIC33EP256MU810T-E/PF is purpose-built for high-performance motor control: its 60 MIPS dsPIC core with single-cycle MAC and DSP engine executes field-oriented control (FOC) algorithms for BLDC and PMSM motors in real time. The high-speed Motor Control PWM module provides complementary outputs with dead-time insertion, while the 12-bit ADC with up to 32 channels samples phase currents and bus voltage synchronously with PWM triggers. DMA moves conversion results to the 12KB RAM without CPU intervention. The E-grade -40C to +125C temperature range and AEC-Q100 qualification allow use in automotive traction-adjacent and industrial drives. Microchip positions the dsPIC33E family explicitly for motor systems that are more energy efficient and quieter.
Recommended
Digital Power Conversion
In digitally controlled power supplies, PFC stages and solar inverters, the DSPIC33EP256MU810T-E/PF closes control loops at high rates using its 60 MIPS core and 12-bit ADC channels triggered by the PWM module for cycle-by-cycle sampling. The high-speed PWM supports complementary, push-pull and phase-shifted topologies with dead-time resolution fine enough for hard-switched converters at 100+ kHz. DMA streams ADC results into 12KB RAM for fast loop code written in C or assembly with DSP library support. The 3.0-3.6V supply and 51 I/O pins allow direct interfacing with gate drivers and supervision logic, and the extended -40C to +125C operating range suits industrial power stages with elevated ambient temperatures.
Recommended
Automotive Auxiliary Systems
The AEC-Q100 qualification of the DSPIC33EP256MU810T-E/PF, combined with its -40C to +125C extended temperature grade, makes it suitable for automotive auxiliary electronic control units such as pump controllers, actuator drivers, HVAC blowers and lighting ballasts. Distributor listings from Microchip USA and Hotenda explicitly identify this MPN as automotive-qualified. The 256KB FLASH accommodates UDS diagnostics stacks and functional-safety monitors, while the 60 MIPS core handles sensor fusion and control concurrently. On-chip USB supports end-of-line programming and diagnostics interfaces. Designers should follow Microchip's automotive hardware guidelines for supply supervision (watchdog, low-voltage detection) and verify the exact AEC-Q100 temperature grade against their OEM requirements.
Recommended
USB-Connected Industrial Instruments
With its integrated USB 2.0 full-speed module, the DSPIC33EP256MU810T-E/PF serves as the main controller in USB-connected data loggers, test fixtures and industrial sensors. The USB peripheral enumerates as CDC, HID or vendor-custom class from the 256KB FLASH, which also stores signal-processing code executing at 60 MIPS on the DSP engine. The 32-channel, 12-bit ADC digitizes sensor arrays, and DMA shuttles samples to 12KB RAM for buffering into USB packets. The 51 I/O pins control relays, displays and status LEDs without external logic. The 100-TQFP 14x14 mm footprint is hand-assemblable for instrument prototypes while remaining tape-and-reel compatible with contract manufacturing for volume builds.
Recommended
Sensor Fusion and Embedded Signal Processing
Applications that combine multiple analog sensors with real-time filtering benefit from the DSPIC33EP256MU810T-E/PF's combination of a 32-channel 10/12-bit ADC, DSP engine with single-cycle MAC and 40-bit accumulators, and 27 general purpose timers from the family feature set. Typical uses include vibration monitoring, audio front-ends, weighing systems and power-quality meters where FIR/IIR filters, FFTs or RMS calculations run continuously. The 60 MIPS core leaves ample headroom above algorithm load, and DMA decouples sampling from computation. The extended -40C to +125C temperature range supports outdoor and industrial enclosures, while AEC-Q100 qualification provides an extra quality benchmark even for non-automotive deployments.
Recommended
Robotics and Automation Drives
Multi-axis robotics and factory automation nodes use the DSPIC33EP256MU810T-E/PF to run coordinated motion: the 60 MIPS core executes position/velocity loops while the high-speed PWM drives multiple motors and the ADC channels read encoders and current shunts across up to 32 inputs. The 51 I/O pins interface limit switches, communication transceivers and safety interlocks, and DMA plus the 12KB RAM sustain deterministic loop timing. The -40C to +125C grade tolerates hot driver cabinets, and AEC-Q100 qualification signals reliability acceptable to industrial QA programs. On-chip USB enables configuration and firmware field updates without a separate programming connector on the production board.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP256MU810T-E/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP256MU810T-I/PF | DSPIC33EP256MU810-I/PF | DSPIC33EP512MU810-I/PF | DSPIC33EP256GM710T-I/PF |
|---|---|---|---|---|---|
| Package | 100-TQFP (14x14) | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Performance | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| FLASH | 256 KB | 256 KB | 256 KB | 512 KB | 256 KB |
| RAM | 12 KB | 12 KB | 12 KB | 53 KB | 36 KB |
| USB 2.0 FS | Yes | Yes | Yes | Yes | No (GM family) |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| Packaging Format | Tape & Reel (T) | Tape & Reel | Tray | Tray | Tape & Reel |
Key Differentiators
- Extended -40C to +125C automotive-grade temperature range (vs DSPIC33EP256MU810T-I/PF)
- Integrated USB 2.0 full-speed in the MU family (vs DSPIC33EP256GM710T-I/PF)
- 256KB FLASH balances cost and code capacity (vs DSPIC33EP512MU810-I/PF)
Design Notes
Power the DSPIC33EP256MU810T-E/PF from a regulated 3.3V supply within the 3.0V-3.6V datasheet range. Decouple each VDD pin with 100 nF ceramic capacitors placed within 2 mm of the pin, plus one bulk 10 uF per supply domain, per Microchip's standard dsPIC33E hardware design guidelines. When switching loads or gate drivers share the 3.3V rail, add ferrite isolation to prevent PWM switching noise from corrupting the 12-bit ADC reference and core supply.
The 100-TQFP (14x14 mm) land pattern requires a 0.5 mm pitch footprint - verify your library against Microchip's drawing (TQFP 14x14, 100 leads) before fab release. Use at least a two-layer board with a solid ground plane; connect the exposed thermal structures of the QFP leads to wide traces rated for the I/O current. Keep the USB D+/D- pair as a 90-ohm matched differential pair routed directly to the connector with series resistors if the datasheet calls for them.
With 51 I/O pins and heavy peripheral multiplexing, the most common design error is a conflicting pin assignment discovered late in development - run Microchip's Pin Manager in MPLAB X early and lock the mapping before routing. Also confirm the -E temperature grade is actually required: it carries a price premium over -I variants, and using -I grade below +85C ambient is a legitimate cost reduction. Never exceed 3.6V on VDD; 5V-tolerant behavior is not guaranteed on all pins.
Compliance Information
AEC-Q100 qualification is explicitly stated in Microchip USA and Hotenda listings. RoHS/REACH status not stated in the provided data - verify on the Microchip product page.
