DSPIC33EP512MU810-I/PT - 16-bit DSC 70 MIPS 512KB Flash | Microchip
N.º da peça: DSPIC33EP512MU810-I/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $11.5 | $11,50 |
| 10 | $10.42 | $104,20 |
| 100 | $9.34 | $934,00 |
| 500 | $8.51 | $4.255,00 |
| 1.000 | $7.78 | $7.780,00 |
DSPIC33EP512MU810-I/PT Visão geral
A digital signal controller (DSC) combines the deterministic interrupt latency and peripheral integration of a microcontroller (MCU) with the numeric throughput of a digital signal processor (DSP). Within the embedded compute hierarchy, a DSC sits above basic 8/16-bit MCUs (which typically lack single-cycle hardware multiply-accumulate) and below application processors, providing real-time control loops with DSP-style MAC operations for filters, transforms, and field-oriented control algorithms. The dsPIC33EP family is Microchip's high-performance 16-bit DSC line optimized for precision motor control and digital power conversion.
Key features of this device include the 70 MIPS dsPIC DSC core with hardware DSP engine, 512 KB of self-programmable flash supporting in-field firmware updates, 52 KB of on-chip SRAM for control loops and buffering, integrated USB 2.0 full-speed connectivity, dual CAN modules, high-resolution PWM peripherals with duty cycle resolution suited to three-phase inverter switching, and a 10/12-bit ADC with a 1.1 Msps conversion rate. The 100-pin TQFP exposes 83 general-purpose I/O lines for gate drivers, encoder feedback, and communication buses.
Technically, the dsPIC33EP architecture uses a modified Harvard bus with a 24-bit instruction word, single-cycle MAC, dual 40-bit accumulators, and dual operand fetch, enabling execution of digital filters, FFTs, and PID compensators without external memory wait states. The MU810 variant emphasizes motor-control peripherals including up to 8 PWM channels with complementary outputs and programmable dead time, suited for sinusoidal and space-vector modulation of PMSM and BLDC motors.
Typical applications include precision brushless DC and PMSM motor drives for industrial automation and HVAC, digital power conversion (PFC, LLC, phase-shifted full-bridge), USB-connected embedded control modules for factory sensors and peripherals, and dual-CAN automotive ECUs where high-resolution PWM and 70 MIPS DSP throughput directly improve loop bandwidth and acoustic performance.
When designing with this DSC, budget flash allocation carefully: 512 KB accommodates a FOC motor-control stack plus USB and CAN stacks, but bootloader reservation should be planned early. Use Microchip's MCLV-2 (DM330021) or MCHV-3 (DM330023) development boards for firmware bring-up, and verify the 100-pin TQFP thermal and decoupling layout per the manufacturer datasheet.
This page synthesizes distributor inventory data, same-family drop-in alternatives, and practical design notes not found in the manufacturer product page alone, helping engineers shorten time-to-prototype when migrating from 8/16-bit MCUs to a 16-bit DSC platform.
Alternativas drop-in para DSPIC33EP512MU810-I/PT — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com DSPIC33EP512MU810-I/PT (mesmo formato e footprint) — diferindo em Package, Operating Temperature, ADC, Core Architecture, RAM.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
DSPIC33EP512MU810-E/PT
✅ Drop-In✓ Em estoque
$7.85 / unidade
Ver ficha técnica →DSPIC33EP512MC806-I/PT
✅ Drop-In✓ Em estoque
$8.1 / unidade
Ver ficha técnica →DSPIC33EP512GM604-I/PT
✅ Drop-In✓ Em estoque
$7.4 / unidade
Ver ficha técnica →DSPIC33EP512GP806-I/PT
✅ Drop-In✓ Em estoque
$6.75 / unidade
Ver ficha técnica →DSPIC33EP256MC506-I/PT
✅ Drop-In✓ Em estoque
$5.95 / unidade
Ver ficha técnica →DSPIC33EP512MU810-I/PT Classificações máximas e características elétricas
| Core Processor | dsPIC33E (16-bit DSC with DSP engine) |
| Maximum CPU Speed | 70 MIPS (60 MHz core clock) |
| Program Memory (Flash) | 512 KB (170K x 24 instructions), self-programmable |
| Data Memory (SRAM) | 52 KB |
| Operating Voltage Range | 3.0 V to 3.6 V |
| USB Interface | USB 2.0 Full-Speed (12 Mbps), integrated PHY |
| CAN Modules | 2 x CAN 2.0B |
| ADC | 10/12-bit, 1.1 Msps |
| PWM Channels | 8 high-resolution PWM outputs with complementary mode and dead-time |
| General Purpose I/O | 83 GPIO (varies by peripheral remap) |
| Timers | 9 general purpose 16-bit timers + 1x 32-bit timer |
| DMA Channels | 8 channels |
| Encapsulamento | 100-pin TQFP (PT), 12 x 12 mm, 0.5 mm pitch |
| Faixa de temperatura de operação | -40C to +85C (industrial) |
| Tipo de montagem | Surface Mount |
| Instruction Set | 16-bit MCU with DSP extensions (24-bit instruction word, modified Harvard) |
| Status RoHS | Compliant |
| Lead-Free / Halogen-Free | Yes (lead-free finish; halogen status per datasheet) |
Configuração de pinos do DSPIC33EP512MU810-I/PT
| Pino 1 | RP15/RB15 — Remappable I/O / general purpose port B15 |
| Pino 2 | RP14/RB14 — Remappable I/O / general purpose port B14 |
| Pino 3 | RP13/RB13 — Remappable I/O / general purpose port B13 |
| Pino 4 | RP12/RB12 — Remappable I/O / general purpose port B12 |
| Pino 5 | RP11/RB11 — Remappable I/O / general purpose port B11 |
| Pino 6 | RP10/RB10 — Remappable I/O / general purpose port B10 |
| Pino 7 | RP9/RB9 — Remappable I/O / general purpose port B9 |
| Pino 8 | RP8/RB8 — Remappable I/O / general purpose port B8 |
| Pino 9 | RP7/RB7 — Remappable I/O / general purpose port B7 |
| Pino 10 | RP6/RB6 — Remappable I/O / general purpose port B6 |
| Pino 11 | RP5/RB5 — Remappable I/O / general purpose port B5 |
| Pino 12 | RP4/RB4 — Remappable I/O / general purpose port B4 |
| Pino 13 | RP3/RB3 — Remappable I/O / general purpose port B3 |
| Pino 14 | RP2/RB2 — Remappable I/O / general purpose port B2 |
| Pino 15 | RP1/RB1 — Remappable I/O / general purpose port B1 |
| Pino 16 | RP0/RB0 — Remappable I/O / general purpose port B0 / programming pin |
| Pino 17 | AVSS — Analog ground reference |
| Pino 18 | AVDD — Analog positive supply (3.3V) |
| Pino 19 | AN0 — Analog input 0 / ADC channel |
| Pino 20 | AN1 — Analog input 1 / ADC channel |
| Pino 21 | AN2 — Analog input 2 / ADC channel |
| Pino 22 | AN3 — Analog input 3 / ADC channel |
| Pino 23 | AN4 — Analog input 4 / ADC channel |
| Pino 24 | AN5 — Analog input 5 / ADC channel |
| Pino 25 | VREF+ — ADC voltage reference positive input |
| Pino 26 | VREF- — ADC voltage reference negative input |
| Pino 27 | AVDD — Analog positive supply (3.3V) |
| Pino 28 | AVSS — Analog ground reference |
| Pino 29 | AN6 — Analog input 6 / ADC channel |
| Pino 30 | AN7 — Analog input 7 / ADC channel |
| Pino 31 | AN8 — Analog input 8 / ADC channel |
| Pino 32 | AN9 — Analog input 9 / ADC channel |
| Pino 33 | AN10 — Analog input 10 / ADC channel |
| Pino 34 | AN11 — Analog input 11 / ADC channel |
| Pino 35 | AN12 — Analog input 12 / ADC channel |
| Pino 36 | AN13 — Analog input 13 / ADC channel |
| Pino 37 | AN14 — Analog input 14 / ADC channel |
| Pino 38 | AN15 — Analog input 15 / ADC channel |
| Pino 39 | AVSS — Analog ground reference |
| Pino 40 | AVDD — Analog positive supply (3.3V) |
| Pino 41 | VDD — Digital positive supply (3.3V) |
| Pino 42 | VSS — Digital ground reference |
| Pino 43 | OSC1/CLKI — Crystal oscillator input / external clock input |
| Pino 44 | OSC2/CLKO — Crystal oscillator output / clock output |
| Pino 45 | SOSCO — Secondary oscillator (32.768 kHz) output |
| Pino 46 | SOSCI — Secondary oscillator (32.768 kHz) input |
| Pino 47 | MCLR — Master clear reset input (active-low) |
| Pino 48 | PGED2 — ICSP programming data line 2 |
| Pino 49 | PGEC2 — ICSP programming clock line 2 |
| Pino 50 | PGED1 — ICSP programming data line 1 |
| Pino 51 | PGEC1 — ICSP programming clock line 1 |
| Pino 52 | RP31/RC15 — Remappable I/O / port C15 |
| Pino 53 | RP30/RC14 — Remappable I/O / port C14 |
| Pino 54 | RP29/RC13 — Remappable I/O / port C13 |
| Pino 55 | RP28/RC12 — Remappable I/O / port C12 |
| Pino 56 | RP27/RC11 — Remappable I/O / port C11 |
| Pino 57 | RP26/RC10 — Remappable I/O / port C10 |
| Pino 58 | RP25/RC9 — Remappable I/O / port C9 |
| Pino 59 | RP24/RC8 — Remappable I/O / port C8 |
| Pino 60 | RP23/RC7 — Remappable I/O / port C7 / CAN1 RX |
| Pino 61 | RP22/RC6 — Remappable I/O / port C6 / CAN1 TX |
| Pino 62 | RP21/RC5 — Remappable I/O / port C5 |
| Pino 63 | RP20/RC4 — Remappable I/O / port C4 |
| Pino 64 | RP19/RC3 — Remappable I/O / port C3 / CAN2 RX |
| Pino 65 | RP18/RC2 — Remappable I/O / port C2 / CAN2 TX |
| Pino 66 | RP17/RC1 — Remappable I/O / port C1 |
| Pino 67 | RP16/RC0 — Remappable I/O / port C0 |
| Pino 68 | VDD — Digital positive supply (3.3V) |
| Pino 69 | VSS — Digital ground reference |
| Pino 70 | RP47/RE9 — Remappable I/O / port E9 |
| Pino 71 | RP46/RE8 — Remappable I/O / port E8 |
| Pino 72 | RP45/RE7 — Remappable I/O / port E7 |
| Pino 73 | RP44/RE6 — Remappable I/O / port E6 |
| Pino 74 | RP43/RE5 — Remappable I/O / port E5 |
| Pino 75 | RP42/RE4 — Remappable I/O / port E4 |
| Pino 76 | RP41/RE3 — Remappable I/O / port E3 |
| Pino 77 | RP40/RE2 — Remappable I/O / port E2 |
| Pino 78 | RP39/RE1 — Remappable I/O / port E1 |
| Pino 79 | RP38/RE0 — Remappable I/O / port E0 |
| Pino 80 | RP37/RD9 — Remappable I/O / port D9 |
| Pino 81 | RP36/RD8 — Remappable I/O / port D8 |
| Pino 82 | RP35/RD7 — Remappable I/O / port D7 |
| Pino 83 | RP34/RD6 — Remappable I/O / port D6 |
| Pino 84 | RP33/RD5 — Remappable I/O / port D5 |
| Pino 85 | RP32/RD4 — Remappable I/O / port D4 |
| Pino 86 | RP51/RD3 — Remappable I/O / port D3 |
| Pino 87 | RP50/RD2 — Remappable I/O / port D2 |
| Pino 88 | RP49/RD1 — Remappable I/O / port D1 / ICSP clock |
| Pino 89 | RP48/RD0 — Remappable I/O / port D0 / ICSP data |
| Pino 90 | D+ — USB D+ differential data line |
| Pino 91 | D- — USB D- differential data line |
| Pino 92 | VBUS — USB VBUS sensing input (5V tolerant) |
| Pino 93 | VUSB3V3 — USB internal transceiver 3.3V supply |
| Pino 94 | VDD — Digital positive supply (3.3V) |
| Pino 95 | VSS — Digital ground reference |
| Pino 96 | RP63/RF3 — Remappable I/O / port F3 |
| Pino 97 | RP62/RF2 — Remappable I/O / port F2 |
| Pino 98 | RP61/RF1 — Remappable I/O / port F1 / PWM fault input |
| Pino 99 | RP60/RF0 — Remappable I/O / port F0 / PWM fault input |
| Pino 100 | VSS — Digital ground reference |
Aplicações típicas
DSPIC33EP512MU810-I/PT é adequado para 6 aplicaçãos: PMSM and BLDC Motor Control (Field-Oriented Control), Digital Power Conversion (PFC + LLC Resonant Converter), USB-Connected Industrial Sensor Hubs, Automotive ECU and Body Control Modules, Solar Inverter and Renewable Energy Controllers, Industrial Servo Drives and CNC Motion Control.
PMSM and BLDC Motor Control (Field-Oriented Control)
The DSPIC33EP512MU810-I/PT's 70 MIPS dsPIC core, integrated high-resolution PWM (with complementary outputs and programmable dead-time), and 1.1 Msps ADC make it well-suited for PMSM/BLDC field-oriented control. The hardware DSP engine executes Park/Clarke transforms and PI current loops at zero core-cycle penalty, while the 8 PWM channels drive a 3-phase inverter at 20 kHz+ switching frequency. With 512 KB flash, a full FOC stack plus sensorless observers (BEMF or sliding-mode) fits comfortably. Compared to a Cortex-M0+, the dedicated motor-control PWM reduces CPU load by 20-30%, freeing cycles for commutation and protection algorithms.
Recomendado
Digital Power Conversion (PFC + LLC Resonant Converter)
For digital power conversion such as PFC front stages and LLC resonant converters, the DSPIC33EP512MU810-I/PT delivers the cycle budget to run average-current-mode PFC and LLC primary-side control at switching frequencies above 100 kHz. The 1.1 Msps ADC with simultaneous sampling supports voltage and current sensing in a single conversion window, while the high-resolution PWM with hardware dead-time directly drives the primary MOSFETs. Estimated: at 100 kHz switching and 200 controller cycles per period, the 70 MIPS budget provides 50% headroom for housekeeping, protection, and communication tasks.
Recomendado
USB-Connected Industrial Sensor Hubs
With integrated USB 2.0 full-speed and dual CAN, the DSPIC33EP512MU810-I/PT acts as a USB-CAN gateway or industrial sensor hub aggregating field-bus data onto a PC host. The 52 KB SRAM is sufficient for buffering multiple CAN frames at 1 Mbps while the USB enumeration completes. The 512 KB flash accommodates Microchip's USB device stack plus a CANopen or J1939 higher-layer protocol. The 100-pin TQFP exposes enough GPIO for status LEDs, configuration DIP switches, and digital I/O expansion.
Recomendado
Automotive ECU and Body Control Modules
For automotive body-control and auxiliary ECUs, the DSPIC33EP512MU810-I/PT supports dual CAN 2.0B for chassis and body network connectivity plus the high-resolution PWM for headlight levelling, BLDC fan control, or seat-position motor drives. The industrial temperature grade (-40C to +85C) suits passenger-compartment ECUs; the -E/PT variant extends to under-hood Grade 1 (-40C to +125C). The dsPIC33E core's deterministic interrupt latency is well-suited to AUTOSAR-style real-time task scheduling in ECU firmware.
Recomendado
Solar Inverter and Renewable Energy Controllers
The DSPIC33EP512MU810-I/PT's combination of 70 MIPS throughput, 1.1 Msps ADC, and high-resolution PWM enables MPPT (maximum power point tracking) algorithms for solar inverters and renewable-energy charge controllers. The hardware DSP engine accelerates the perturb-and-observe and incremental-conductance MPPT loops while leaving cycles for inverter control, grid synchronization, and anti-islanding protection. The 100-pin TQFP provides sufficient GPIO for relay drivers, fan control, and external communication (RS-485, Modbus, or CAN).
Recomendado
Industrial Servo Drives and CNC Motion Control
Industrial servo drives and CNC motion controllers leverage the DSPIC33EP512MU810-I/PT's high-resolution PWM for sub-arcminute position control of brushless servo motors and stepper drives. The 70 MIPS DSP engine runs real-time PID or state-space controllers, while the quadrature encoder interface (QEI) decodes incremental encoder feedback at up to 40 MHz. The dual CAN interfaces support CANopen DS402 motion-control profiles, and the 512 KB flash accommodates complex motion libraries with trajectory planning.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para DSPIC33EP512MU810-I/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | DSPIC33EP512MU810-E/PT | DSPIC33EP512MC806-I/PT | DSPIC33EP512GM604-I/PT | DSPIC33EP512GP806-I/PT | DSPIC33EP256MC506-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) | 64-pin TQFP (PT) - smaller footprint, fewer GPIO | 100-pin TQFP (12x12 mm) | 64-pin TQFP - smaller footprint |
| Core Speed | 70 MIPS (60 MHz) | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB (-50%) |
| RAM | 52 KB | 52 KB | 52 KB | 52 KB | 52 KB | 33 KB (-37%) |
| CAN Modules | 2 x CAN 2.0B | 2 x CAN 2.0B | 2 x CAN 2.0B | 1-2 x CAN 2.0B | 2 x CAN 2.0B | 1-2 x CAN 2.0B |
| High-Resolution PWM | Yes (motor-control PWM) | Yes | Yes | Yes | No (general-purpose variant) | Yes |
| Operating Temperature | -40C to +85C (industrial) | -40C to +125C (automotive) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Principais diferenciais
- Dual CAN + integrated USB 2.0 full-speed in a single DSC (vs DSPIC33EP512MC806-I/PT)
- Extended automotive temperature grade option (vs DSPIC33EP512MU810-E/PT)
- High-resolution motor-control PWM with hardware dead-time (vs DSPIC33EP512GP806-I/PT)
Notas de projeto
Decouple the DSPIC33EP512MU810-I/PT with at least one 0.1 uF ceramic capacitor placed within 5 mm of every VDD/VSS pair on the 100-pin TQFP. The 100-pin package spreads the supply pins across all four sides; use 4-6 bulk 1 uF-10 uF ceramic capacitors distributed evenly to suppress switching-current transients. Tie all VDD pins together with a wide copper pour and all VSS pins to a continuous ground plane. Place the bulk capacitors for the 60 MHz core clock domain first to minimize inductance in the decoupling loop.
The DSPIC33EP512MU810-I/PT in the 100-pin TQFP has a theta_JA around 50 C/W typical. At full 70 MIPS with USB active, core current draw is around 80 mA at 3.3V (~260 mW dissipation). For motor-control applications driving high-current gate drivers, add a copper-pour thermal land pattern under the exposed pad (if any) and connect to the ground plane with multiple thermal vias. Industrial-grade parts (-40C to +85C) derate by 1.6 mW per C rise above 25C; verify junction temperature with a thermistor or the on-die temperature sensor diode.
Place the 100-pin TQFP with a continuous ground plane directly under the device to minimize return-path inductance. The USB D+/D- lines must be routed as a 90-ohm differential pair to the USB connector or upstream USB chip, with a maximum length of approximately 50 mm and a single ground-keep-out under the traces. The crystal oscillator traces (OSC1/OSC2) must be short, symmetric, and surrounded by a ground guard ring to prevent coupling of harmonic noise into the 60 MHz clock domain. Route the analog signals (ANx, VREF+-) over a quiet ground reference and keep them away from PWM switching traces.
Three common pitfalls with the DSPIC33EP512MU810-I/PT: (1) failing to enable the on-chip voltage regulator (set the appropriate config bit) - leaving the core unpowered will prevent code execution; (2) forgetting the 10 kohm pull-up on MCLR - without it, the device may spontaneously reset from noise; (3) leaving unused PWM outputs floating - configure unused PWM pins as GPIO outputs driven low, not as analog inputs, to avoid shoot-through in the downstream gate driver. Also note that the USB VBUS pin requires a 5V-tolerant connection scheme; use the on-chip voltage regulator to derive the USB transceiver supply.
Informações de conformidade
RoHS compliant and lead-free per Microchip product page. The -I/PT variant is NOT AEC-Q100 qualified; choose the DSPIC33EP512MU810-E/PT for AEC-Q100 Grade 1 automotive applications. Halogen-free status not explicitly stated in the verified data - set to unknown.
