DSPIC33EP512MU810-I/PT - 16-bit DSC 70 MIPS 512KB Flash | Microchip
Référence : DSPIC33EP512MU810-I/PT ✓ Actif| Qté | Prix unitaire | 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 Présentation
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.
Alternatives de remplacement direct pour DSPIC33EP512MU810-I/PT — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec DSPIC33EP512MU810-I/PT (même facteur de forme et même empreinte) — différant par Package, Operating Temperature, ADC, Core Architecture, RAM.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33EP512MU810-E/PT
✅ Remplacement direct✓ En stock
$7.85 / unité
Voir la fiche technique →DSPIC33EP512MC806-I/PT
✅ Remplacement direct✓ En stock
$8.1 / unité
Voir la fiche technique →DSPIC33EP512GM604-I/PT
✅ Remplacement direct✓ En stock
$7.4 / unité
Voir la fiche technique →DSPIC33EP512GP806-I/PT
✅ Remplacement direct✓ En stock
$6.75 / unité
Voir la fiche technique →DSPIC33EP256MC506-I/PT
✅ Remplacement direct✓ En stock
$5.95 / unité
Voir la fiche technique →DSPIC33EP512MU810-I/PT Valeurs maximales et caractéristiques électriques
| 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 |
| Boîtier | 100-pin TQFP (PT), 12 x 12 mm, 0.5 mm pitch |
| Plage de température de fonctionnement | -40C to +85C (industrial) |
| Type de montage | Surface Mount |
| Instruction Set | 16-bit MCU with DSP extensions (24-bit instruction word, modified Harvard) |
| Statut RoHS | Compliant |
| Lead-Free / Halogen-Free | Yes (lead-free finish; halogen status per datasheet) |
Configuration des broches de DSPIC33EP512MU810-I/PT
| Broche 1 | RP15/RB15 — Remappable I/O / general purpose port B15 |
| Broche 2 | RP14/RB14 — Remappable I/O / general purpose port B14 |
| Broche 3 | RP13/RB13 — Remappable I/O / general purpose port B13 |
| Broche 4 | RP12/RB12 — Remappable I/O / general purpose port B12 |
| Broche 5 | RP11/RB11 — Remappable I/O / general purpose port B11 |
| Broche 6 | RP10/RB10 — Remappable I/O / general purpose port B10 |
| Broche 7 | RP9/RB9 — Remappable I/O / general purpose port B9 |
| Broche 8 | RP8/RB8 — Remappable I/O / general purpose port B8 |
| Broche 9 | RP7/RB7 — Remappable I/O / general purpose port B7 |
| Broche 10 | RP6/RB6 — Remappable I/O / general purpose port B6 |
| Broche 11 | RP5/RB5 — Remappable I/O / general purpose port B5 |
| Broche 12 | RP4/RB4 — Remappable I/O / general purpose port B4 |
| Broche 13 | RP3/RB3 — Remappable I/O / general purpose port B3 |
| Broche 14 | RP2/RB2 — Remappable I/O / general purpose port B2 |
| Broche 15 | RP1/RB1 — Remappable I/O / general purpose port B1 |
| Broche 16 | RP0/RB0 — Remappable I/O / general purpose port B0 / programming pin |
| Broche 17 | AVSS — Analog ground reference |
| Broche 18 | AVDD — Analog positive supply (3.3V) |
| Broche 19 | AN0 — Analog input 0 / ADC channel |
| Broche 20 | AN1 — Analog input 1 / ADC channel |
| Broche 21 | AN2 — Analog input 2 / ADC channel |
| Broche 22 | AN3 — Analog input 3 / ADC channel |
| Broche 23 | AN4 — Analog input 4 / ADC channel |
| Broche 24 | AN5 — Analog input 5 / ADC channel |
| Broche 25 | VREF+ — ADC voltage reference positive input |
| Broche 26 | VREF- — ADC voltage reference negative input |
| Broche 27 | AVDD — Analog positive supply (3.3V) |
| Broche 28 | AVSS — Analog ground reference |
| Broche 29 | AN6 — Analog input 6 / ADC channel |
| Broche 30 | AN7 — Analog input 7 / ADC channel |
| Broche 31 | AN8 — Analog input 8 / ADC channel |
| Broche 32 | AN9 — Analog input 9 / ADC channel |
| Broche 33 | AN10 — Analog input 10 / ADC channel |
| Broche 34 | AN11 — Analog input 11 / ADC channel |
| Broche 35 | AN12 — Analog input 12 / ADC channel |
| Broche 36 | AN13 — Analog input 13 / ADC channel |
| Broche 37 | AN14 — Analog input 14 / ADC channel |
| Broche 38 | AN15 — Analog input 15 / ADC channel |
| Broche 39 | AVSS — Analog ground reference |
| Broche 40 | AVDD — Analog positive supply (3.3V) |
| Broche 41 | VDD — Digital positive supply (3.3V) |
| Broche 42 | VSS — Digital ground reference |
| Broche 43 | OSC1/CLKI — Crystal oscillator input / external clock input |
| Broche 44 | OSC2/CLKO — Crystal oscillator output / clock output |
| Broche 45 | SOSCO — Secondary oscillator (32.768 kHz) output |
| Broche 46 | SOSCI — Secondary oscillator (32.768 kHz) input |
| Broche 47 | MCLR — Master clear reset input (active-low) |
| Broche 48 | PGED2 — ICSP programming data line 2 |
| Broche 49 | PGEC2 — ICSP programming clock line 2 |
| Broche 50 | PGED1 — ICSP programming data line 1 |
| Broche 51 | PGEC1 — ICSP programming clock line 1 |
| Broche 52 | RP31/RC15 — Remappable I/O / port C15 |
| Broche 53 | RP30/RC14 — Remappable I/O / port C14 |
| Broche 54 | RP29/RC13 — Remappable I/O / port C13 |
| Broche 55 | RP28/RC12 — Remappable I/O / port C12 |
| Broche 56 | RP27/RC11 — Remappable I/O / port C11 |
| Broche 57 | RP26/RC10 — Remappable I/O / port C10 |
| Broche 58 | RP25/RC9 — Remappable I/O / port C9 |
| Broche 59 | RP24/RC8 — Remappable I/O / port C8 |
| Broche 60 | RP23/RC7 — Remappable I/O / port C7 / CAN1 RX |
| Broche 61 | RP22/RC6 — Remappable I/O / port C6 / CAN1 TX |
| Broche 62 | RP21/RC5 — Remappable I/O / port C5 |
| Broche 63 | RP20/RC4 — Remappable I/O / port C4 |
| Broche 64 | RP19/RC3 — Remappable I/O / port C3 / CAN2 RX |
| Broche 65 | RP18/RC2 — Remappable I/O / port C2 / CAN2 TX |
| Broche 66 | RP17/RC1 — Remappable I/O / port C1 |
| Broche 67 | RP16/RC0 — Remappable I/O / port C0 |
| Broche 68 | VDD — Digital positive supply (3.3V) |
| Broche 69 | VSS — Digital ground reference |
| Broche 70 | RP47/RE9 — Remappable I/O / port E9 |
| Broche 71 | RP46/RE8 — Remappable I/O / port E8 |
| Broche 72 | RP45/RE7 — Remappable I/O / port E7 |
| Broche 73 | RP44/RE6 — Remappable I/O / port E6 |
| Broche 74 | RP43/RE5 — Remappable I/O / port E5 |
| Broche 75 | RP42/RE4 — Remappable I/O / port E4 |
| Broche 76 | RP41/RE3 — Remappable I/O / port E3 |
| Broche 77 | RP40/RE2 — Remappable I/O / port E2 |
| Broche 78 | RP39/RE1 — Remappable I/O / port E1 |
| Broche 79 | RP38/RE0 — Remappable I/O / port E0 |
| Broche 80 | RP37/RD9 — Remappable I/O / port D9 |
| Broche 81 | RP36/RD8 — Remappable I/O / port D8 |
| Broche 82 | RP35/RD7 — Remappable I/O / port D7 |
| Broche 83 | RP34/RD6 — Remappable I/O / port D6 |
| Broche 84 | RP33/RD5 — Remappable I/O / port D5 |
| Broche 85 | RP32/RD4 — Remappable I/O / port D4 |
| Broche 86 | RP51/RD3 — Remappable I/O / port D3 |
| Broche 87 | RP50/RD2 — Remappable I/O / port D2 |
| Broche 88 | RP49/RD1 — Remappable I/O / port D1 / ICSP clock |
| Broche 89 | RP48/RD0 — Remappable I/O / port D0 / ICSP data |
| Broche 90 | D+ — USB D+ differential data line |
| Broche 91 | D- — USB D- differential data line |
| Broche 92 | VBUS — USB VBUS sensing input (5V tolerant) |
| Broche 93 | VUSB3V3 — USB internal transceiver 3.3V supply |
| Broche 94 | VDD — Digital positive supply (3.3V) |
| Broche 95 | VSS — Digital ground reference |
| Broche 96 | RP63/RF3 — Remappable I/O / port F3 |
| Broche 97 | RP62/RF2 — Remappable I/O / port F2 |
| Broche 98 | RP61/RF1 — Remappable I/O / port F1 / PWM fault input |
| Broche 99 | RP60/RF0 — Remappable I/O / port F0 / PWM fault input |
| Broche 100 | VSS — Digital ground reference |
Applications typiques
DSPIC33EP512MU810-I/PT convient pour 6 applications: 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.
Recommandé
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.
Recommandé
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.
Recommandé
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.
Recommandé
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).
Recommandé
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.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSPIC33EP512MU810-I/PT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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 |
Principaux différenciateurs
- 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)
Notes de conception
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.
Informations de conformité
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.
