PIC24EP256MC204-E/ML - 60 MIPS 16-bit Motor Control MCU | Microchip
Артикул: PIC24EP256MC204-E/ML ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $8.42 | $8,42 |
| 10 | $7.58 | $75,80 |
| 100 | $6.74 | $674,00 |
| 500 | $5.89 | $2.945,00 |
| 1.000 | $5.21 | $5.210,00 |
PIC24EP256MC204-E/ML Обзор
A DSC is a hybrid between a microcontroller and a digital signal processor: it combines deterministic interrupt-driven control loops with hardware multiply-accumulate, single-cycle MAC, and DSP-oriented addressing modes. Within the broader hierarchy, the PIC24EP256MC204 sits under: DSC -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor. The 'MC' in the part number designates the Motor Control sub-family with high-resolution PWM, quadrature encoder interfaces, and on-chip operational amplifiers for current sensing.
Key features include 70 MIPS peak performance (60 MIPS at this temperature grade), 4 on-chip op-amps for current shunt amplification, a 10-bit ADC with up to 16 channels and 1.1 Msps conversion rate, 6 PWM channels with 7.14 ns resolution, dual CAN 2.0B controllers, USB 2.0 full-speed OTG, and a Peripheral Trigger Generator (PTG) for offloading timing-critical tasks. The device also integrates a 32-bit CRC, a Parallel Master Port (PMP), and JTAG/ICSP programming/debug interfaces.
Architecturally the PIC24EP uses a modified Harvard bus with separate instruction and data paths to the Flash and SRAM, plus a tightly-coupled DMA engine that streams data between peripherals and memory without CPU intervention. The enhanced core extends the dsPIC instruction set with DSP intrinsics, dual- operand fetches and DO/REPEAT zero-overhead loops, enabling real-time vector and torque calculations in Field-Oriented Control (FOC) loops within a single PWM cycle.
Typical applications include industrial BLDC and PMSM motor drives, field-oriented control (FOC) inverter stages, automotive HVAC blowers, e-bike traction controllers, servo drives and robotics. The on-chip op-amps, ADC, and PWM make it well-suited for sensorless or sensored motor control with sub-microsecond current-loop bandwidth.
Designers should note that the -E temperature grade is rated to +125C; the -I variant runs to +85C with 70 MIPS. The exposed pad on the QFN package must be soldered to a thermal via array for adequate heat dissipation in continuous full-load PWM applications. The 8x8 mm 44-QFN footprint is shared across the PIC24EP256MC family, enabling PCB reuse between temperature grades.
This page synthesises distributor pricing, drop-in same-package alternatives, and practical design notes that are not collected in any single manufacturer document, giving procurement engineers and firmware developers a consolidated decision resource.
Аналоги без доработки для PIC24EP256MC204-E/ML — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с PIC24EP256MC204-E/ML (тот же форм-фактор и посадочное место) — отличается по ADC, Operating Temperature, Package, Core Architecture, PWM Channels.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
PIC24EP256MC204-I/ML
✅ Прямая замена✓ В наличии
$4.4 / шт.
Открыть даташит →PIC24EP256GP204-I/ML
✅ Прямая замена✓ В наличии
$4.13 / шт.
Открыть даташит →PIC24EP256GP204T-I/ML
✅ Прямая замена✓ В наличии
$6.1 / шт.
Открыть даташит →PIC24EP128MC204-E/ML
✅ Прямая замена✓ В наличии
$5.08 / шт.
Открыть даташит →PIC24EP128GP204-E/PT
✅ Прямая замена✓ В наличии
$4.25 / шт.
Открыть даташит →PIC24EP128GP204T-I/TL
✅ Прямая замена✓ В наличии
$3.33 / шт.
Открыть даташит →PIC24EP256MC204-E/ML Максимальные параметры и электрические характеристики
| Core Architecture | 16-bit dsPIC/PIC24E DSC (modified Harvard) |
| Program Memory (Flash) | 256 KB (85.5K x 24 instructions) |
| Data Memory (SRAM) | 32 KB |
| Operating Frequency | 60 MIPS (max at this grade) |
| Напряжение питания | 3.0 V to 3.6 V (3.3 V nominal) |
| Рабочая температура | -40C to +125C (automotive grade) |
| AEC-Q100 Qualification | Qualified |
| Корпус | 44-pin QFN (8x8 mm) with exposed pad |
| PWM Channels | 6 (3 complementary pairs, 7.14 ns resolution) |
| ADC | 10-bit, up to 16 channels, 1.1 Msps |
| On-chip Op-Amps | 4 |
| Comparators | 4 |
| Communication | 2x CAN 2.0B, USB 2.0 FS OTG, 4x UART, 3x SPI, 2x I2C |
| DMA Channels | 8 |
| Timers | 16-bit Timer x 5, 32-bit Timer x 2 |
| JTAG/ICSP Debug | Yes |
| Тип монтажа | Surface Mount |
| Статус RoHS | Compliant |
Конфигурация выводов PIC24EP256MC204-E/ML
| Контакт 1 | RPn1/RB0 — Remappable peripheral / GPIO port B bit 0 |
| Контакт 2 | RPn2/RB1 — Remappable peripheral / GPIO port B bit 1 |
| Контакт 3 | RPn3/RB2 — Remappable peripheral / GPIO port B bit 2 |
| Контакт 4 | RPn4/RB3 — Remappable peripheral / GPIO port B bit 3 |
| Контакт 5 | VSS — Ground reference |
| Контакт 6 | VDD — Positive supply 3.3V |
| Контакт 7 | RPn5/RB4 — Remappable peripheral / GPIO port B bit 4 |
| Контакт 8 | RPn6/RB5 — Remappable peripheral / GPIO port B bit 5 |
| Контакт 9 | RPn7/RB6 — Remappable peripheral / GPIO port B bit 6 |
| Контакт 10 | RPn8/RB7 — Remappable peripheral / GPIO port B bit 7 |
| Контакт 11 | RPn9/RB8 — Remappable peripheral / GPIO port B bit 8 |
| Контакт 12 | RPn10/RB9 — Remappable peripheral / GPIO port B bit 9 |
| Контакт 13 | RPn11/RB10 — Remappable peripheral / GPIO port B bit 10 |
| Контакт 14 | RPn12/RB11 — Remappable peripheral / GPIO port B bit 11 |
| Контакт 15 | RPn13/RB12 — Remappable peripheral / GPIO port B bit 12 |
| Контакт 16 | RPn14/RB13 — Remappable peripheral / GPIO port B bit 13 |
| Контакт 17 | RPn15/RB14 — Remappable peripheral / GPIO port B bit 14 |
| Контакт 18 | RPn16/RB15 — Remappable peripheral / GPIO port B bit 15 |
| Контакт 19 | VSS — Ground reference |
| Контакт 20 | VDD — Positive supply 3.3V |
| Контакт 21 | AN0/RA0 — Analog input 0 / GPIO port A bit 0 |
| Контакт 22 | AN1/RA1 — Analog input 1 / GPIO port A bit 1 |
| Контакт 23 | AN2/RA2 — Analog input 2 / GPIO port A bit 2 |
| Контакт 24 | AN3/RA3 — Analog input 3 / GPIO port A bit 3 |
| Контакт 25 | AN4/RA4 — Analog input 4 / GPIO port A bit 4 |
| Контакт 26 | AN5/RA5 — Analog input 5 / GPIO port A bit 5 |
| Контакт 27 | AVSS — Analog ground |
| Контакт 28 | AVDD — Analog 3.3V supply |
| Контакт 29 | MCLR — Master clear reset (active low) |
| Контакт 30 | OSC1/RC12 — Crystal oscillator input / GPIO |
| Контакт 31 | OSC2/RC15 — Crystal oscillator output / GPIO |
| Контакт 32 | SOSCI/RC13 — Secondary oscillator input / GPIO |
| Контакт 33 | SOSCO/RC14 — Secondary oscillator output / GPIO |
| Контакт 34 | PGED1/AN6/RP17 — Programming data / Analog input 6 / remappable peripheral |
| Контакт 35 | PGEC1/AN7/RP18 — Programming clock / Analog input 7 / remappable peripheral |
| Контакт 36 | PGED2/AN8/RP19 — Programming data alt / Analog input 8 / remappable peripheral |
| Контакт 37 | PGEC2/AN9/RP20 — Programming clock alt / Analog input 9 / remappable peripheral |
| Контакт 38 | AN10/RP21 — Analog input 10 / remappable peripheral |
| Контакт 39 | AN11/RP22 — Analog input 11 / remappable peripheral |
| Контакт 40 | AN12/RP23 — Analog input 12 / remappable peripheral |
| Контакт 41 | AN13/RP24 — Analog input 13 / remappable peripheral |
| Контакт 42 | AN14/RP25 — Analog input 14 / remappable peripheral |
| Контакт 43 | AN15/RP26 — Analog input 15 / remappable peripheral |
| Контакт 44 | VDD — Positive supply 3.3V |
Типичное применение
PIC24EP256MC204-E/ML подходит для 7 применениеs: BLDC / PMSM Motor Control, Automotive HVAC Blower Control, Industrial Servo Drives, E-Bike and Light Electric Vehicle Controllers, Solar Inverter / MPPT Stages, Drone ESC (Electronic Speed Controller), Appliance Motor Control (Washing Machines, Dishwashers).
BLDC / PMSM Motor Control
The PIC24EP256MC204-E/ML is purpose-built for Field-Oriented Control (FOC) of brushless DC and permanent-magnet synchronous motors. Its 6 high-resolution PWM outputs (7.14 ns edge resolution) drive a three-phase inverter at 20 kHz with 0-100% duty cycle while leaving CPU headroom. The 4 on-chip op-amps amplify shunt-resistor currents directly into the 10-bit 1.1 Msps ADC, closing the current loop inside a single 50 us PWM period. This integration cuts BOM cost by removing external current-sense amplifiers. The 256 KB Flash fits Microchip's MPLAB X generated FOC libraries with sensorless startup routines.
Рекомендуется
Automotive HVAC Blower Control
The AEC-Q100 qualified PIC24EP256MC204-E/ML with -40C to +125C operating range targets under-hood automotive HVAC blower and cooling fan applications. Its enhanced PWM module supports synchronous rectification and freewheeling modes that improve inverter efficiency by 3-5% over scalar control, reducing MOSFET thermal stress in sealed engine compartments. The dual CAN 2.0B controllers interface with the vehicle CAN bus for torque/speed commands, while the on-chip op-amps read phase currents without external amplifiers. QFN package withstands automotive vibration profiles when the exposed pad is soldered to a thermal via array.
Рекомендуется
Industrial Servo Drives
Industrial servo amplifiers and robotics joint controllers use the PIC24EP256MC204-E/ML for closed-loop position, velocity and current control. The Quadrature Encoder Interface (QEI) module directly reads incremental encoders up to 2 MHz with index pulse support, while the Peripheral Trigger Generator (PTG) synchronises ADC sampling to PWM edges for deterministic current measurement. The 32 KB SRAM accommodates large FOC lookup tables and observer state variables for sensorless startup. Extended temperature grade and 3.3V single-supply operation simplify cabinet integration alongside 24V industrial bus rails.
Рекомендуется
E-Bike and Light Electric Vehicle Controllers
Battery-powered e-bike traction controllers, scooter drives and small EV auxiliary pumps leverage the PIC24EP256MC204-E/ML to deliver smooth torque from low-RPM startup through high-speed cruising. Its 32 KB SRAM supports adaptive flux-weakening algorithms, while the USB 2.0 FS OTG interface enables firmware updates and CAN-bus diagnostics for dealer servicing. The 3.0-3.6V supply range aligns directly with a single Li-ion cell regulated rail. Operating efficiency above 95% in FOC mode extends battery range by 10-15% compared with six-step trapezoidal commutation on the same hardware.
Рекомендуется
Solar Inverter / MPPT Stages
Micro-inverters and string-inverter MPPT stages deploy the PIC24EP256MC204-E/ML as the primary control DSP for DC-DC boost and DC-AC inverter power stages. The high-resolution PWM with 7.14 ns edge placement is critical for synchronous-rectifier dead-time control in 100 kHz hard-switched topologies, while dual CAN or UART links report telemetry to the system controller. Its 256 KB Flash holds MPPT (Perturb & Observe or Incremental Conductance) plus grid-synchronisation code, and the AEC-Q100 grade qualifies designs for outdoor PV combiner boxes operating from -40C to +125C ambient.
Рекомендуется
Drone ESC (Electronic Speed Controller)
Multirotor drone ESCs use the PIC24EP256MC204-E/ML to drive four or six BLDC motors at 24-48 kHz PWM with active freewheeling, achieving ultra-low torque ripple essential for stable flight control. The 60 MIPS throughput executes sinusoidal FOC plus RPM-filter state estimation within 12 us loop periods, leaving CPU time for DShot/OneShot protocol decoding on UART. The small 8x8 mm QFN footprint suits compact 20-30 A ESC PCBs, and its 125C junction rating tolerates high-current bursts at low air pressure. Dual CAN or UART enables ESC telemetry back to the flight controller.
Рекомендуется
Appliance Motor Control (Washing Machines, Dishwashers)
White-goods direct-drive washing-machine and dishwasher motor controllers use the PIC24EP256MC204-E/ML to replace traditional AC induction motor starters with variable-frequency inverter drives, achieving 20-30% energy savings under partial load. The 256 KB Flash holds full FOC plus vibration-detection and unbalanced-load compensation algorithms, while the 4 op-amps sense both motor phase currents and AC-mains voltage for power-factor correction. The -40C to +125C grade and QFN package withstand the high-humidity, high-vibration environment of laundry appliance cabinets, with the exposed pad conducting heat to a copper pour heatsink.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для PIC24EP256MC204-E/ML — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | PIC24EP256MC204-I/ML | PIC24EP256GP204-I/ML | PIC24EP256GP204T-I/ML | PIC24EP128MC204-E/ML | PIC24EP128GP204-E/PT | PIC24EP128GP204T-I/TL |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB | 128 KB | 128 KB | 128 KB |
| SRAM | 32 KB | 32 KB | 32 KB | 32 KB | 16 KB | 16 KB | 16 KB |
| Max Frequency | 60 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 60 MIPS | 70 MIPS | 70 MIPS |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +85C |
| AEC-Q100 | Yes | No | No | No | Yes | Yes | No |
| Motor-Control PWM | Yes (6 ch, 7.14 ns) | Yes | No (GP family) | No (GP family) | Yes | No (GP family) | No (GP family) |
| On-chip Op-Amps | 4 | 4 | 0 | 0 | 4 | 0 | 0 |
Ключевые отличия
- AEC-Q100 qualified at 60 MIPS for automotive motor control (против PIC24EP256MC204-I/ML)
- On-chip operational amplifiers for current sensing (против PIC24EP256GP204-I/ML)
- High-resolution 7.14 ns PWM for precision motor drive (против PIC24EP128GP204-E/PT)
Заметки по проектированию
The 44-QFN 8x8 mm package exposes a thermal pad beneath the IC that must be soldered to a 5x5 via-array thermal copper pour (typical 0.3 mm via diameter on 0.8 mm pitch) for heat extraction. At 60 MIPS and 3.3V supply, typical core dissipation is 80-100 mW; in continuous PWM switching applications with the on-chip op-amps active, total package dissipation can reach 250-350 mW. Without the thermal pad soldered to the PCB copper, junction temperature can exceed 125C and trigger thermal shutdown. Estimated: theta_JA of 28 C/W on a 4-layer JEDEC test board, allowing 250 mW dissipation at 25C ambient.
Place 100 nF decoupling ceramic capacitors as close as physically possible to every VDD/VSS pin pair (pins 6/5, 20/19, 28/27, 44/GND), plus a single 10 uF bulk capacitor near the package. The AVDD/AVSS analog supply pins (28/27) should be filtered with a 10 ohm ferrite bead and 100 nF + 10 uF capacitor network to keep ADC sampling noise below 1 LSB. Power-up sequencing is not required as VDD and AVDD can rise together, but the MCLR pin must be held low until VDD reaches its operating range to avoid spurious code execution.
Route the PWM output traces (PWM1H/L through PWM3H/L) as short matched-length differential pairs to the gate driver, keeping them away from analog signal traces. The CAN bus traces require 120 ohm termination at each end of the bus segment, with the optional split-termination capacitor (4.7 nF) on each CANH/CANL pair to reduce common-mode emissions. The USB D+/D- traces must be 90 ohm differential with length matching within 150 mil; route over a continuous ground plane and avoid vias.
Keep the analog signal traces (AN0-AN15 for current-shunt amplifier outputs) within a guard-ring of ground copper, and route them perpendicular to digital switching traces. The crystal oscillator traces (OSC1/OSC2) should be kept under 5 mm total length with a ground copper shield, and the load capacitors placed within 2 mm of the IC pins. Position the programming/debug header (PGED1/PGEC1) at the board edge to allow in-circuit programming without removing the heatsink.
Do not confuse PIC24EP256MC204-E/ML (44-QFN automotive grade, 60 MIPS) with PIC24EP256MC204-I/ML (44-QFN industrial grade, 70 MIPS) or PIC24EP256MC204-E/PT (44-TQFP, different footprint). All three share the same silicon die but only the /ML suffix is the 44-QFN 8x8 mm land pattern - the /PT variant requires a 44-TQFP footprint that is NOT drop-in compatible. Also verify the on-chip op-amp gain-setting resistor values match the shunt-current range; misconfigured op-amp feedback will saturate the ADC and break the FOC current loop.
Информация о соответствии
AEC-Q100 qualified per Microchip product page. RoHS and REACH compliant per DigiKey and Mouser listings. Halogen-free status not explicitly stated in provided web data - set to unknown.
