PIC24EP256MC204T-E/ML - 16-bit 60 MIPS 256KB Flash MCU | Microchip
N.º da peça: PIC24EP256MC204T-E/ML ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $9.2 | $9,20 |
| 10 | $8.45 | $84,50 |
| 100 | $7.55 | $755,00 |
| 500 | $6.85 | $3.425,00 |
| 1.000 | $6.1 | $6.100,00 |
PIC24EP256MC204T-E/ML Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash for program storage, SRAM for runtime data), and a rich set of peripherals such as timers, ADCs, communication interfaces, and PWM modules. Within the broader semiconductor taxonomy, MCUs sit inside the integrated circuit category, alongside microprocessors, DSPs, and ASICs, and they dominate embedded control applications. The PIC24EP family specifically targets high-performance digital signal control and motor control, sitting above PIC24FJ and PIC24HG devices in Microchip's 16-bit DSC portfolio.
Key features of the PIC24EP256MC204 include 256 KB Flash (85.5K x 24), 16 KB RAM, a 60 MIPS dsPIC33/PIC24E CPU core with hardware multiply-accumulate, integrated Motor Control PWM (MCPWM) with up to 6 PWM outputs, a 12-bit ADC with up to 1.1 Msps conversion rate, DMA, and multiple communication peripherals including I2C, SPI, and UART/USART. The 44-QFN package supports AEC-Q100 Grade 0 automotive qualification, making the device suitable for harsh-environment applications.
The architecture combines a modified Harvard bus with a 16-bit data path and DSP-friendly instructions, allowing high-throughput signal processing without offloading to a separate DSP chip. On-chip op amps and comparators simplify current sensing in motor control loops, while dedicated PWM fault inputs and dead-time control reduce external component count for three-phase motor drive designs.
Typical applications include BLDC/PMSM motor drives, field-oriented control (FOC) systems, automotive body controllers, industrial automation PLCs, solar micro-inverters, and digital power conversion. The wide operating voltage range and integrated peripherals specifically position this MCU for cost-sensitive but performance-hungry embedded designs.
When designing with this device, ensure the firmware startup configuration selects the correct oscillator mode and that the AVDD/VCAP pin is decoupled with a low-ESR 10 uF ceramic capacitor. For motor control, route the analog grounds separately from the digital switching ground to avoid ground bounce coupling into current-sense amplifiers.
This page synthesizes distributor stock data, same-brand drop-in alternatives, and practical PCB layout notes that are not bundled in the bare Microchip datasheet, providing procurement and design-decision context in one place.
Alternativas drop-in para PIC24EP256MC204T-E/ML — 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 PIC24EP256MC204T-E/ML (mesmo formato e footprint) — diferindo em ADC, Core Architecture, Package, Program Memory (Flash), DMA Channels.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC24EP256MC204-E/ML
✅ Drop-In✓ Em estoque
$5.21 / unidade
Ver ficha técnica →PIC24EP256MC204-I/ML
✅ Drop-In✓ Em estoque
$4.4 / unidade
Ver ficha técnica →PIC24EP256GP204-I/PT
✅ Drop-In✓ Em estoque
$5.62 / unidade
Ver ficha técnica →PIC24EP128MC204-E/ML
✅ Drop-In✓ Em estoque
$5.08 / unidade
Ver ficha técnica →PIC24EP128MC204T-I/ML
✅ Drop-In✓ Em estoque
$3.78 / unidade
Ver ficha técnica →PIC24EP256MC204T-E/ML Classificações máximas e características elétricas
| Core Architecture | PIC24E 16-bit DSC |
| Program Memory (Flash) | 256 KB (85.5K x 24) |
| RAM Size | 16 KB |
| Maximum CPU Speed | 60 MIPS |
| Operating Voltage (Vdd) | 3.0 V to 3.6 V |
| Encapsulamento | 44-QFN (8x8 mm) with exposed pad |
| Tipo de montagem | Surface Mount |
| AEC-Q100 Qualification | Qualified (Grade 0, -40C to +150C) |
| Faixa de temperatura de operação | -40C to +125C (E = Extended) |
| Communication Interfaces | I2C, SPI, UART/USART |
| Motor Control PWM | Yes (6 outputs, dedicated fault inputs) |
| ADC | 12-bit, up to 1.1 Msps |
| DMA Channels | Yes (peripheral DMA) |
| On-chip Op Amps | Yes |
| Comparators | Yes |
| Lead Free / RoHS | Lead free / RoHS Compliant |
| Peripherals | Brown-out Detect, LVD, POR, PWM, WDT |
Configuração de pinos do PIC24EP256MC204T-E/ML
| Pino 1 | RP5/PWM3H/OCFA/PMD5/RA4 — Remappable I/O / PWM3H output / analog |
| Pino 2 | RP6/PWM3L/PMD6/RA5 — Remappable I/O / PWM3L output |
| Pino 3 | RP7/PWM2H/PMD7/RA6 — Remappable I/O / PWM2H output |
| Pino 4 | RP8/PWM2L/PMD8/RA7 — Remappable I/O / PWM2L output |
| Pino 5 | AVDD — Analog supply voltage |
| Pino 6 | VCAP — Regulator output filter capacitor |
| Pino 7 | AN0/VREF+/RPA0 — Analog input 0 / positive voltage reference |
| Pino 8 | AN1/VREF-/RPA1 — Analog input 1 / negative voltage reference |
| Pino 9 | AN2/RPA2 — Analog input 2 |
| Pino 10 | AN3/RPA3 — Analog input 3 |
| Pino 11 | AN4/RPB0 — Analog input 4 |
| Pino 12 | AN5/RPB1 — Analog input 5 |
| Pino 13 | AN6/RPB2 — Analog input 6 |
| Pino 14 | AN7/RPB3 — Analog input 7 |
| Pino 15 | AN8/RPB4 — Analog input 8 |
| Pino 16 | AN9/RPB5 — Analog input 9 |
| Pino 17 | AN10/CVREF/RPB6 — Analog input 10 / comparator voltage reference |
| Pino 18 | AN11/RPB7 — Analog input 11 |
| Pino 19 | AN12/RPB8 — Analog input 12 |
| Pino 20 | AN13/RPB9 — Analog input 13 |
| Pino 21 | VSS — Digital ground |
| Pino 22 | VDD — Digital supply voltage |
| Pino 23 | RP15/PWM1H/RPC0 — Remappable I/O / PWM1H output |
| Pino 24 | RP16/PWM1L/RPC1 — Remappable I/O / PWM1L output |
| Pino 25 | OSC1/CLKI/RC12 — Oscillator crystal input / external clock |
| Pino 26 | OSC2/CLKO/RC15 — Oscillator crystal output |
| Pino 27 | SOSCI/RP9/RC13 — Secondary oscillator crystal input |
| Pino 28 | SOSCO/RP10/RC14 — Secondary oscillator crystal output |
| Pino 29 | MCLR/RP11/RE0 — Master clear reset (active low) |
| Pino 30 | RP12/PWM4H/RE1 — Remappable I/O / PWM4H output |
| Pino 31 | RP13/PWM4L/RE2 — Remappable I/O / PWM4L output |
| Pino 32 | RP14/PWM5H/RE3 — Remappable I/O / PWM5H output |
| Pino 33 | PWM5L/RE4 — PWM5L output |
| Pino 34 | RP17/PWM6H/RE5 — Remappable I/O / PWM6H output |
| Pino 35 | RP18/PWM6L/RE6 — Remappable I/O / PWM6L output |
| Pino 36 | RE7 — General I/O |
| Pino 37 | RP19/PMD0/RF0 — Remappable I/O |
| Pino 38 | RP20/PMD1/RF1 — Remappable I/O |
| Pino 39 | RP21/PMD2/RF2 — Remappable I/O |
| Pino 40 | RP22/PMD3/RF3 — Remappable I/O |
| Pino 41 | RP23/PMD4/RF4 — Remappable I/O |
| Pino 42 | RP24/RF5 — Remappable I/O |
| Pino 43 | AVSS — Analog ground |
| Pino 44 | RD8 — General purpose I/O |
Aplicações típicas
PIC24EP256MC204T-E/ML é adequado para 6 aplicaçãos: BLDC / PMSM Motor Control, Automotive Body & HVAC Controllers, Industrial Automation & PLCs, Solar Micro-Inverter / MPPT Controller, Digital Power Conversion (DC-DC, UPS), Robotics & Drone Motor Controllers.
BLDC / PMSM Motor Control
The PIC24EP256MC204T-E/ML is purpose-built for three-phase brushless DC and permanent magnet synchronous motor control. Its dedicated Motor Control PWM module provides up to 6 PWM outputs with configurable dead-time and hardware fault inputs that can instantly disable switching within nanoseconds of an overcurrent event. The on-chip op amps simplify phase-current sensing, while the 12-bit ADC sampling at 1.1 Msps captures back-EMF zero-crossings for sensorless trapezoidal commutation. Combined with 256 KB Flash, the MCU runs full sensorless field-oriented control (FOC) with space-vector modulation, achieving quiet operation, wide speed range, and energy efficiency exceeding 90% in typical 24V-48V BLDC pump and fan drives.
Recomendado
Automotive Body & HVAC Controllers
AEC-Q100 Grade qualification and the extended -40C to +125C temperature window make the PIC24EP256MC204T-E/ML a strong fit for automotive body controllers, HVAC flap motors, electric water pumps, and seat-adjustment drives. The 60 MIPS performance supports CAN/LIN stack processing while the MCPWM module drives small brushed and brushless actuators directly. AEC-Q100 qualification eliminates the need for separate automotive-grade screening, and the 44-QFN 8x8 mm footprint keeps the PCB compact under tight dashboard packaging constraints, while DMA offloads peripheral data movement so the CPU stays responsive to LIN/CAN message timing.
Recomendado
Industrial Automation & PLCs
In industrial PLC and remote I/O modules, the PIC24EP256MC204T-E/ML delivers deterministic 60 MIPS performance for Modbus, EtherCAT slave, or PROFINET stack handling. The 16 KB RAM supports substantial protocol buffer space, while 256 KB Flash accommodates complex ladder-logic runtimes and field-device firmware. Hardware DMA accelerates high-speed ADC scanning of analog I/O without CPU intervention, and the integrated UART/USART channels support RS-485 multi-drop industrial fieldbus networks. Operating from 3.0 V to 3.6 V with built-in brown-out reset and watchdog timer ensures reliable operation on noisy 24V industrial rails after external regulation.
Recomendado
Solar Micro-Inverter / MPPT Controller
Solar micro-inverter Maximum Power Point Tracking (MPPT) loops demand high-frequency ADC sampling, deterministic PWM, and ample computational headroom - all delivered by the PIC24EP256MC204T-E/ML. The 1.1 Msps 12-bit ADC captures PV panel voltage and current at switching frequencies up to 100 kHz, while DMA transfers conversion results without CPU overhead. The MCPWM module generates complementary PWM with dead-time control for the full-bridge or push-pull DC-AC stage. 256 KB Flash stores MPPT lookup tables, anti-islanding detection routines, and grid-synchronization firmware, while 16 KB RAM holds real-time sine reference tables for SPWM generation.
Recomendado
Digital Power Conversion (DC-DC, UPS)
Isolated and non-isolated digital DC-DC converters and small UPS systems benefit from the PIC24EP256MC204T-E/ML's deterministic 60 MIPS core and high-resolution PWM. The MCU implements digital voltage-mode and current-mode control loops, manages soft-start and pre-bias conditions, and provides telemetry via I2C/SPI to system supervisors. With 256 KB Flash and 16 KB RAM, designers embed PID coefficient tables, fault-logging buffers, and PMBus command handlers without external memory. The exposed thermal pad of the 44-QFN package conducts switching-converter heat dissipation effectively, allowing operation at full load in confined PSU housings.
Recomendado
Robotics & Drone Motor Controllers
Quadcopter ESCs, robotic servo controllers, and gimbal-stabilization motor drives rely on the PIC24EP256MC204T-E/ML for high-bandwidth current and torque control. The hardware MCPWM delivers 6 PWM channels with sub-microsecond dead-time insertion, enabling 50 kHz+ switching frequencies that minimize motor current ripple and acoustic noise. Sensorless FOC firmware fits within 256 KB Flash, leaving room for safety state machines and communication protocol stacks (DSHOT, OneShot, or CAN drone). The 44-QFN 8x8 mm footprint is small enough for 20 mm x 20 mm ESC PCB assemblies common in racing drone applications.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC24EP256MC204T-E/ML — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC24EP256MC204-E/ML | PIC24EP256MC204-I/ML | PIC24EP256GP204-I/PT | PIC24EP128MC204-E/ML | PIC24EP128MC204T-I/ML |
|---|---|---|---|---|---|---|
| Brand | 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 |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB | 128 KB (-50%) | 128 KB (-50%) |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 8 KB (-50%) | 8 KB (-50%) |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Motor Control PWM | Yes (6 outputs, fault inputs) | Yes (identical) | Yes (identical) | No (general-purpose) | Yes (identical) | Yes (identical) |
| On-chip Op Amps | Yes | Yes (identical) | Yes (identical) | No | Yes | Yes |
| Temperature Grade | Extended (-40C to +125C) | Extended (same) | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Extended | Industrial |
| AEC-Q100 | Qualified | Qualified | Not qualified | Not qualified | Qualified | Not qualified |
Principais diferenciais
- Highest Flash density (256 KB) in the PIC24EP MC204 44-QFN family (vs PIC24EP128MC204-E/ML)
- Integrated on-chip op amps for current sensing (vs PIC24EP256GP204-I/PT)
- AEC-Q100 Grade qualification for automotive deployment (vs PIC24EP256MC204-I/ML)
- Tape-and-reel packaging for high-volume automated assembly (vs PIC24EP256MC204-E/ML)
Notas de projeto
Decouple AVDD with a 10 uF low-ESR ceramic capacitor placed within 5 mm of the pin, plus a 100 nF X7R bypass cap. VCAP requires a 10 uF ceramic tied to digital ground; insufficient capacitance causes core regulator instability and erratic Flash programming failures. AVDD and VDD may share a regulator, but isolate them with a ferrite bead to prevent digital switching noise from corrupting ADC readings during motor current sampling.
The 44-QFN 8x8 mm package dissipates heat through the exposed thermal pad (EP), which MUST be soldered to a PCB copper pour of at least 1 sq inch. Without the EP soldered, junction temperature can rise 30-40 C above ambient at full 60 MIPS load, causing performance degradation or thermal shutdown. For motor control designs switching high currents, use 2 oz copper pours on top and bottom layers stitched with thermal vias to a ground plane.
Route analog signals (AN0-AN13, VREF+/-, op-amp outputs) on a separate analog ground island connected to AVSS at a single point near the MCU. Keep PWM switching traces (PWM1H/L through PWM6H/L) at least 5 mm away from analog traces or guard them with ground fills. Place the MCLR pull-up resistor within 5 mm of the pin to avoid spurious resets from switching noise coupling into a long trace.
Do not leave the MCLR pin floating - even brief floating allows spurious resets that look like firmware crashes. The PWM fault inputs (FLTA, FLTB) must be tied high via 10 kohm pull-ups if unused, or the MCPWM module can latch off and disable motor outputs. When using the 12-bit ADC at >500 ksps, enable the ADC dedicated RC oscillator as the conversion clock source rather than the system clock to avoid sampling jitter.
Informações de conformidade
Lead free and RoHS compliant per Microchip product page. AEC-Q100 qualified for automotive Grade 0 use. Halogen-free status not explicitly stated in the verified data.
