DSPIC33EP256MU810T-E/PT - 60 MIPS 16-bit DSC | Microchip
MPN: DSPIC33EP256MU810T-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.92 | $6.92 |
| 10 | $6.25 | $62.50 |
| 100 | $5.58 | $558.00 |
| 500 | $5.05 | $2,525.00 |
| 1,000 | $4.62 | $4,620.00 |
DSPIC33EP256MU810T-E/PT Overview
A digital signal controller combines the compute architecture of a microcontroller with the DSP engine of a digital signal processor. In the power-management hierarchy, the dsPIC33EP family sits between general-purpose MCUs and dedicated DSPs, pairing a 16-bit dsPIC RISC core with DSP multiply-accumulate instructions, DMA channels, and high-speed PWM peripherals. This makes DSCs the standard choice for closed-loop control systems that require both fast arithmetic and rich peripheral integration on one chip.
Key differentiating features include the 60 MIPS dsPIC core with nanoWatt XLP low-power modes, 256 KB of self-programmable Flash, on-chip peripherals spanning CAN 2.0B, I2C, SPI, UART/USART, IrDA, and USB OTG, plus a flexible 32-channel analog-to-digital converter selectable between 10-bit and 12-bit resolution. 51 general-purpose I/O pins and multiple general-purpose timers support complex sequencing and measurement tasks.
Architecturally, the dsPIC33EP core integrates a 16-bit ALU with DSP multiply-accumulate, barrel shifter, and modulo and bit-reversed addressing for FFT-type workloads. DMA offloads data movement between peripherals and RAM, allowing the ADC and PWM modules to run deterministic control loops without CPU intervention - critical for field-oriented motor control and digital power conversion. Operating supply is 3 V to 3.6 V, with the -E/PT suffix indicating the -40C to +125C extended automotive temperature range.
Typical applications include precision brushless and PMSM motor control, digital power supplies and solar inverters, automotive body and powertrain modules exploiting the AEC-Q100 qualification, and embedded systems requiring USB device connectivity with real-time DSP processing.
Design consideration: the 3.0-3.6 V supply range means 5 V systems require a regulator, and the 100-pin TQFP demands careful decoupling of every VDD/VSS pair plus a solid ground plane for analog ADC accuracy.
This page synthesizes distributor pricing, drop-in alternatives within the dsPIC33EP 100-pin family, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP256MU810T-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 DSPIC33EP256MU810T-E/PT (same form factor and footprint) — differing in Package, Operating Temperature, Program Memory Size, Core, RAM Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP256MU810T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.8 / Unit
View Datasheet →DSPIC33EP256MU810-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512MU810T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$7.21 / Unit
View Datasheet →DSPIC33EP128MU810T-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP256GM710T-I/PF
✅ Drop-In✓ In Stock
$5.4 / Unit
View Datasheet →DSPIC33EP256MU810T-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC DSC (RISC + DSP) |
| Maximum Clock Speed | 60 MHz |
| Performance | 60 MIPS |
| Program Memory Type | Flash |
| Program Memory Size | 256 KB |
| Supply Voltage | 3 V to 3.6 V |
| Operating Temperature | -40C to +125C (Extended, Automotive) |
| I/O Ports | 51 |
| ADC Resolution | 10-bit / 12-bit selectable |
| ADC Channels | 32 |
| Communication Interfaces | CAN 2.0B, I2C, SPI, UART/USART, IrDA, USB OTG |
| Qualification | AEC-Q100 qualified (automotive) |
| Package | 100-pin TQFP (12x12 mm) |
| Mounting Type | Surface Mount |
| Packaging | Tape and Reel (T suffix) |
| Lifecycle Status | Active |
DSPIC33EP256MU810T-E/PT 100-pin tqfp (12x12 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP256MU810T-E/PT (100-pin tqfp (12x12 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/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP256MU810T-E/PT is suitable for 6 applications: Precision Motor Control (BLDC/PMSM FOC), Digital Power Conversion, Automotive Body and Control Modules, USB-Connected Industrial Instrumentation, Solar Inverters and Renewable Energy, Embedded Audio and DSP Signal Processing.
Precision Motor Control (BLDC/PMSM FOC)
The DSPIC33EP256MU810T-E/PT is purpose-built for field-oriented motor control: the 60 MIPS dsPIC core executes Clarke/Park transforms and PI current loops well within the deadlines of 20-100 kHz PWM frequencies, while high-speed PWM modules provide complementary outputs with hardware dead-time insertion. The 32-channel 10/12-bit ADC samples phase currents and DC-bus voltage, with DMA moving results to RAM without CPU intervention, keeping loop jitter minimal. The 256 KB Flash accommodates sensorless estimators plus communication stacks concurrently. With 51 I/O pins on the 100-pin TQFP, gate drivers, encoders, and protection circuitry connect without glue logic.
Recommended
Digital Power Conversion
In digital power supplies, PFC stages, and DC-DC converters, the DSPIC33EP256MU810T-E/PT replaces analog control loops with firmware: the 60 MIPS core runs voltage and current loops at hundreds of kHz effective bandwidth, while the 10/12-bit ADC provides the resolution needed for tight regulation. DMA-driven ADC-to-PWM updates eliminate software latency between sampling and duty-cycle update. The AEC-Q100 qualification at -40C to +125C suits automotive onboard chargers and 48 V converters, and CAN 2.0B enables digital-power bus communication. The 256 KB Flash supports multi-topology firmware with configuration profiles stored on-chip.
Recommended
Automotive Body and Control Modules
The AEC-Q100 qualification and -40C to +125C range of the /E suffix make the DSPIC33EP256MU810T-E/PT appropriate for automotive body control, pump, fan, and actuator modules. Integrated CAN 2.0B provides the vehicle network interface natively, LIN is supported via UART, and the 51 GPIOs drive relays, lamps, and LEDs directly with 3.3 V logic. The high-speed PWM module controls LED drivers and blower motors, while the 32-channel ADC reads NTC sensors and switch rails. Firmware over CAN is supported by self-programmable Flash bootloaders, an established practice in automotive ECU development with the dsPIC33EP family.
Recommended
USB-Connected Industrial Instrumentation
The integrated USB OTG module distinguishes the MU family: data loggers, bench instruments, and industrial sensors can enumerate as USB devices or hosts without an external USB controller chip. The 60 MIPS DSP engine performs real-time filtering (FIR/IIR), RMS computation, and FFT analysis on ADC streams moved by DMA, while 256 KB Flash holds USB stacks, protocol parsers, and calibration tables. The 100-pin TQFP exposes 51 I/O for front-end control, and the 12-bit ADC mode captures analog channels at up to 10/12-bit resolution. Extended -40C to +125C operation covers unconditioned industrial enclosures.
Recommended
Solar Inverters and Renewable Energy
Grid-tie and off-grid solar electronics benefit from the DSPIC33EP256MU810T-E/PT's combination of deterministic control and connectivity: the 60 MIPS core runs MPPT algorithms and grid-synchronization (PLL) code, the high-speed PWM generates multi-phase inverter drive signals with dead-time control, and the 32-channel ADC samples PV voltage/current, grid voltage, and temperature via DMA. CAN or UART links to displays and battery management are natively supported. The AEC-Q100 rating and 125C tolerance address outdoor enclosure and heat-sink-mounted conditions typical of string inverters and micro-inverter control boards.
Recommended
Embedded Audio and DSP Signal Processing
With DSP multiply-accumulate instructions at 60 MIPS and addressing modes designed for circular buffers, the DSPIC33EP256MU810T-E/PT implements real-time audio filtering, tone generation, and acoustic processing in cost-sensitive products. The 12-bit ADC and PWM DAC techniques handle voice-band signals, SPI interfaces connect external audio codecs, and DMA sustains continuous sample streams without CPU stalls. USB OTG enables PC connectivity for configuration and firmware updates. The extended temperature range and 256 KB Flash make it viable for automotive and industrial audio - annunciators, alarms, and hands-free intercoms - where consumer-grade DSPs would exceed thermal or cost budgets.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP256MU810T-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP256MU810T-I/PT | DSPIC33EP256MU810-E/PT | DSPIC33EP512MU810T-I/PT | DSPIC33EP128MU810T-I/PT | DSPIC33EP256GM710T-I/PF |
|---|---|---|---|---|---|---|
| Package | 100-TQFP (12x12 mm) | 100-TQFP (12x12) - same | 100-TQFP (12x12) - same | 100-TQFP (12x12) - same | 100-TQFP (12x12) - same | 100-TQFP (12x12) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 256 KB | 256 KB | 256 KB | 512 KB | 128 KB | 256 KB |
| Core Performance | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS |
| USB OTG | Yes | Yes | Yes | Yes | Yes | No (GM family) |
| Operating Temperature | -40C to +125C (E, AEC-Q100) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) |
| AEC-Q100 Qualification | Qualified | Standard grade | Qualified | Standard grade | Standard grade | Standard grade |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Packaging | Tape & Reel | Tape & Reel | Tray | Tape & Reel | Tape & Reel | Tape & Reel |
Key Differentiators
- Native USB OTG in the DSC class (vs DSPIC33EP256GM710T-I/PF)
- Automotive AEC-Q100 at 125C (vs DSPIC33EP256MU810T-I/PT)
- Pin-compatible Flash scaling (vs DSPIC33EP512MU810T-I/PT)
Design Notes
Supply the 100-pin TQFP from a clean 3.3 V rail within the 3.0-3.6 V window. Decouple every VDD pin with a 0.1 uF ceramic placed within 2 mm of the pin, plus bulk 10 uF near the corner supply entries. If the board also carries motor or inverter power, isolate the digital 3.3 V domain with an LC filter or dedicated regulator - PWM and ADC ground currents at 60 MIPS corrupt ADC readings if shared with switch-node return paths. Estimated: a 60 mA average core load (per family current curves) requires only modest regulation, but transient peaks during Flash write demand low-ESR bulk capacitance.
Use a solid, unbroken ground plane on layer 2 directly beneath the 12x12 mm TQFP land pattern. The exposed periphery of the TQFP has no thermal pad, so thermal relief comes from via stitching to the ground plane around the package. Keep the analog ADC input traces short, guarded by ground, and route them away from USB differential pairs and PWM outputs. The USB OTG D+/D- pair must be routed as 90-ohm differential with length matching within 0.15 mm to pass signal-integrity requirements at full-speed 12 Mbps.
Three frequent mistakes with this device: (1) assuming 5 V tolerance - all I/O are 3.3 V logic; level-shift any 5 V peripheral. (2) Ignoring configuration bits for the PLL - the dsPIC33EP requires OSCCON/fuses setup to reach 60 MIPS from the primary oscillator; default POR settings run from the internal FRC at lower speed. (3) Selecting the /I temperature variant for automotive 125C ambient - only the /E suffix is rated -40C to +125C. Always verify the ordering-code suffix against the thermal budget before release to production.
Compliance Information
AEC-Q100 qualified and -40C to +125C rated per Microchip USA and datasheets.com. RoHS/lead-free status per standard Microchip /E/PT tape-and-reel offering; REACH and halogen-free status not stated in provided data.
