PIC24EP64MC204-E/PT - 70MIPS 16-Bit Motor Control MCU | Microchip
N.º de pieza: PIC24EP64MC204-E/PT ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $6.5 | $6,50 |
| 10 | $5.85 | $58,50 |
| 100 | $5.2 | $520,00 |
| 500 | $4.65 | $2.325,00 |
| 1.000 | $4.1 | $4.100,00 |
PIC24EP64MC204-E/PT Descripción general
A 16-bit microcontroller (MCU) is an embedded processor that combines a CPU, non-volatile program memory, working RAM, and a rich set of on-chip peripherals on a single die, enabling closed-loop digital control of electromechanical systems. Within the broader taxonomy, MCUs sit under microcontrollers -> embedded processors -> semiconductors; the PIC24EP sub-family adds a digital signal controller (DSC) extension that lets the same silicon execute deterministic math for field-oriented control (FOC) of brushless DC, permanent magnet synchronous, and AC induction motors.
Key features of the PIC24EP64MC204-E/PT include dedicated motor-control PWM outputs with 7.5 ns resolution, integrated operational amplifiers for current sensing, 12-bit ADC converters with dual sample-and-hold, comparators, CAN communication, and a 16-bit data path. The "-E" suffix denotes the -40 °C to +125 °C extended industrial temperature grade suitable for harsh-environment motor drive designs.
Architecturally, the device uses a modified Harvard CPU with a 16-bit instruction word, hardware multiply/divide, and zero-overhead loop control, which accelerates the FOC math used in modern variable-frequency drives. The on-chip op-amps eliminate external signal-conditioning stages, reducing BOM cost and PCB area in three-phase inverter designs.
Typical applications include brushless DC motor controllers, field-oriented control drives for industrial automation, HVAC compressors, electric vehicle auxiliary pumps, robotic actuators, and servo position controllers. The wide operating voltage range and integrated analog front end make it a strong fit for sensored and sensorless BLDC/PMSM systems.
When designing with this device, allocate enough board space for the 44-pin TQFP footprint and follow Microchip's motor-control reference design layouts to keep high-current switching traces away from the analog op-amp inputs, preserving current-sense accuracy.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical motor-control design notes not found in the manufacturer datasheet alone.
Alternativas directas para PIC24EP64MC204-E/PT — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con PIC24EP64MC204-E/PT (mismo factor de forma y huella) — difiere en Package, Operating Temperature, RoHS Status, ADC, Core.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC24EP64MC204-I/PT
✅ Sustitución directa✓ En stock
$2.52 / unidad
Ver hoja de datos →PIC24EP512MC204-E/PT
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24EP32MC204-E/PT
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC24EP64GP204-E/PT
✅ Sustitución directa✓ En stock
$3.93 / unidad
Ver hoja de datos →PIC24EP64MC204-E/MV
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.18 / unidad
Ver hoja de datos →PIC24EP64MC204-E/ML
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$3.06 / unidad
Ver hoja de datos →PIC24EP64MC204-E/PT Valores máximos y características eléctricas
| Core | PIC 16-bit MCU/DSC |
| Series | PIC24EP |
| Program Memory Size | 64 KB (22K x 24) Flash |
| RAM Size | 8 KB |
| Maximum CPU Speed | 60 MHz / 70 MIPS |
| Operating Voltage Range | 3.0 V to 3.6 V |
| Number of I/O Pins | 35 |
| Encapsulado | 44-pin TQFP (10x10 mm) |
| Temperature Grade | -40 °C to +125 °C (Extended "-E") |
| PWM Modules | High-speed PWM with 7.5 ns resolution |
| Operational Amplifiers | Up to 4 on-chip op-amps |
| Communication | UART, SPI, I2C, CAN |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
| AEC-Q100 | Qualified ("E" suffix denotes extended temp grade for automotive-grade usage) |
Configuración de pines de PIC24EP64MC204-E/PT
| Pin 1 | RP23/RB15 — Remappable I/O / PMP data line |
| Pin 2 | RP24/RB14 — Remappable I/O |
| Pin 3 | RP25/RB13 — Remappable I/O |
| Pin 4 | RP26/RB12 — Remappable I/O |
| Pin 5 | RP27/RB11 — Remappable I/O |
| Pin 6 | RP28/RB10 — Remappable I/O |
| Pin 7 | RP29/RB9 — Remappable I/O |
| Pin 8 | RP30/RB8 — Remappable I/O |
| Pin 9 | RP31/RB7 — Remappable I/O |
| Pin 10 | RP0/RB0 — Remappable I/O / PGED |
| Pin 11 | RP1/RB1 — Remappable I/O / PGEC |
| Pin 12 | VSS — Ground |
| Pin 13 | VDD — Digital supply (3.3 V) |
| Pin 14 | RP2/RB2 — Remappable I/O |
| Pin 15 | RP3/RB3 — Remappable I/O |
| Pin 16 | RP4/RB4 — Remappable I/O |
| Pin 17 | RP5/RB5 — Remappable I/O |
| Pin 18 | RP6/RB6 — Remappable I/O |
| Pin 19 | RP7/RB7 — Remappable I/O |
| Pin 20 | VSS — Ground |
| Pin 21 | VDD — Digital supply (3.3 V) |
| Pin 22 | PWM1H — PWM output high (motor control) |
| Pin 23 | PWM1L — PWM output low (motor control) |
| Pin 24 | PWM2H — PWM output high |
| Pin 25 | PWM2L — PWM output low |
| Pin 26 | PWM3H — PWM output high |
| Pin 27 | PWM3L — PWM output low |
| Pin 28 | OA1OUT — Op-amp 1 output |
| Pin 29 | OA1IN- — Op-amp 1 inverting input |
| Pin 30 | OA1IN+ — Op-amp 1 non-inverting input |
| Pin 31 | AVDD — Analog supply (3.3 V) |
| Pin 32 | AVSS — Analog ground |
| Pin 33 | AN0 — Analog input 0 |
| Pin 34 | AN1 — Analog input 1 |
| Pin 35 | AN2 — Analog input 2 |
| Pin 36 | AN3 — Analog input 3 |
| Pin 37 | AN4 — Analog input 4 |
| Pin 38 | AN5 — Analog input 5 |
| Pin 39 | AN6 — Analog input 6 |
| Pin 40 | AN7 — Analog input 7 |
| Pin 41 | OSC1 — Crystal oscillator input |
| Pin 42 | OSC2 — Crystal oscillator output |
| Pin 43 | MCLR — Master clear (reset) |
| Pin 44 | VDD — Digital supply (3.3 V) |
Aplicaciones típicas
PIC24EP64MC204-E/PT es adecuado para 7 aplicacións: Brushless DC Motor Controller, Field-Oriented Control (FOC) Drive, HVAC Compressor Drive, Electric Vehicle Auxiliary Pumps, Robotic Servo Actuator, Industrial Servo Position Controller, Sensorless PMSM Compressor Control.
Brushless DC Motor Controller
The PIC24EP64MC204-E/PT's 70 MIPS DSC core, 7.5 ns-resolution PWM, and four on-chip op-amps are tailored for sensorless and sensored BLDC motor control. The integrated current-sense op-amps eliminate external signal-conditioning stages, lowering BOM cost; the 12-bit ADC with dual sample-and-hold captures phase currents synchronously with the PWM edge for accurate torque estimation. Use it for closed-loop speed control in pumps, fans, and small drones where 8 KB SRAM is sufficient for the FOC firmware state machine and one PID loop per axis.
Recomendado
Field-Oriented Control (FOC) Drive
Field-oriented control of PMSM and AC induction motors requires fast sine/cosine, Park/Clarke transforms, and high-resolution PWM - exactly what the PIC24EP64MC204-E/PT's 70 MIPS core and 7.5 ns PWM deliver. The extended -40 to +125 °C temperature grade ("-E") makes it suitable for industrial inverter modules deployed in unconditioned cabinets. Place current-sense shunt resistors at the phase outputs and route the on-chip op-amp inputs with guarded differential pairs to preserve the 12-bit ADC SNR.
Recomendado
HVAC Compressor Drive
Variable-speed HVAC compressors demand quiet, efficient sinusoidal drive - the PIC24EP64MC204-E/PT's high-resolution PWM and 70 MIPS performance enable sinusoidal commutation with minimal acoustic noise. The wide 3.0-3.6 V supply and integrated CAN peripheral simplify integration with building-automation networks (BACnet, CANopen). The -E temp grade supports outdoor compressor units where ambient can exceed 85 °C; derate Flash write cycles to 1k if firmware upgrades are expected at high temperature.
Recomendado
Electric Vehicle Auxiliary Pumps
EV coolant and oil pumps operate continuously under the hood where temperatures routinely exceed 100 °C - the PIC24EP64MC204-E/PT's -40 to +125 °C extended grade covers this range. The integrated 12-bit ADC and op-amps allow single-chip BLDC pump control with on-board current limiting, removing the need for a separate analog front end. Use CAN or LIN for body-network communication; the on-chip CAN peripheral simplifies the BOM by replacing a discrete transceiver with firmware-managed bus arbitration.
Recomendado
Robotic Servo Actuator
Multi-axis robotic servos need deterministic, real-time position loops - the PIC24EP64MC204-E/PT's 70 MIPS core executes a 10 kHz PID loop with 100 µs update budget per axis. The on-chip PWM drives the H-bridge directly while the op-amps condition the current-sense signal; the 64 KB Flash supports position-table interpolation algorithms for trajectory tracking. For multi-axis robots, use CAN to chain several PIC24EP64MC204-E/PT controllers on the same bus, sharing sensor data without central CPU bottlenecks.
Recomendado
Industrial Servo Position Controller
Servo position controllers in factory automation demand precise torque and speed control, real-time encoder feedback, and fieldbus connectivity - the PIC24EP64MC204-E/PT provides 70 MIPS of compute, 12-bit ADC, on-chip op-amps, dedicated quadrature encoder interface, and CAN. The 64 KB Flash fits standard servo firmware with PID, autotuning, and CANopen stack; the -40 to +125 °C temperature grade supports enclosed cabinet installation without active cooling. The 35 I/O pins accept multi-channel encoder inputs plus safety shutdown signals.
Recomendado
Sensorless PMSM Compressor Control
Sensorless PMSM compressor control uses back-EMF zero-cross detection in place of Hall sensors, demanding high-speed ADC sampling synchronized to the PWM edge - a strength of the PIC24EP64MC204-E/PT. The on-chip op-amps condition the back-EMF sense signals while the integrated comparator triggers the ADC for zero-cross events. The 64 KB Flash holds sensorless FOC firmware with startup alignment, open-loop ramp, and closed-loop transition; the 8 KB RAM fits the Clarke/Park transform buffers and the state-machine RAM footprint.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC24EP64MC204-E/PT — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC24EP64MC204-I/PT | PIC24EP512MC204-E/PT | PIC24EP32MC204-E/PT | PIC24EP64GP204-E/PT |
|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / CPU Speed | 16-bit DSC / 70 MIPS (60 MHz) | 16-bit DSC / 70 MIPS | 16-bit DSC / 70 MIPS | 16-bit DSC / 70 MIPS | 16-bit MCU / 70 MIPS |
| Flash Memory | 64 KB | 64 KB | 512 KB | 32 KB | 64 KB |
| RAM | 8 KB | 8 KB | 48 KB | 4 KB | 8 KB |
| Motor Control PWM | Yes (7.5 ns resolution) | Yes (7.5 ns resolution) | Yes (7.5 ns resolution) | Yes (7.5 ns resolution) | No (general-purpose only) |
| On-chip Op-Amps | Yes (up to 4) | Yes | Yes | Yes | No |
| Temperature Grade | -40 °C to +125 °C (Extended "-E") | -40 °C to +85 °C (Industrial "-I") | -40 °C to +125 °C (Extended "-E") | -40 °C to +125 °C (Extended "-E") | -40 °C to +125 °C (Extended "-E") |
| Approx. Price (qty-1) | USD 6.50 | USD 6.20 | USD 8.20 | USD 5.80 | USD 5.50 |
Diferenciadores clave
- Extended temperature grade for automotive and harsh industrial environments (frente a PIC24EP64MC204-I/PT)
- Optimal memory-to-cost balance for production motor-control designs (frente a PIC24EP512MC204-E/PT)
- Dedicated motor-control peripherals versus general-purpose MCU (frente a PIC24EP64GP204-E/PT)
Notas de diseño
Keep high-current switching traces from the gate-driver stage at least 10 mm away from the on-chip op-amp input pins (OA1IN+, OA1IN-, etc.) to prevent switching noise from coupling into current-sense signals. Use a four-layer PCB with a dedicated ground plane and place a 100 nF decoupling cap within 5 mm of each VDD/AVDD pin; add a bulk 10 µF tantalum near the IC for transient load current. The exposed pad on the TQFP should be soldered to the ground plane for thermal dissipation and EMI performance.
Do not route the PWM1H/PWM1L complementary outputs with long parallel traces - the 7.5 ns edge rate can produce >5 V crosstalk on adjacent lines within 50 mm. Insert a 33 Ω gate-drive resistor close to the gate-driver input to slow the edge. Also, the on-chip op-amp inputs are not 5 V tolerant; if the current-sense shunt outputs exceed 3.3 V at fault current, add external 1 kΩ/3.3 V TVS clamp protection on the op-amp inputs.
At 60 MHz full-load CPU activity the PIC24EP64MC204-E/PT typically dissipates around 200 mW; with the 44-pin TQFP theta_JA of approximately 45 °C/W the junction rises 9 °C above ambient - well within the 125 °C junction limit. However, in enclosed motor-drive housings where ambient can reach 100 °C, you must either derate CPU activity or provide thermal relief to the PCB copper pour. The extended -E temperature grade guarantees operation to 125 °C ambient with industrial-grade reliability margins.
Place the analog ground (AVSS) directly under the AVDD pin and stitch it to the digital ground (VSS) at a single point near the IC - this star-ground topology prevents digital return currents from injecting noise into the ADC reference. Reference Microchip AN1414 ("dsPIC33/PIC24EP Motor Control ADC Layout") for the recommended four-layer stackup and via-stitching pattern around the analog section.
Información de cumplimiento
RoHS and REACH compliant per Microchip product page; AEC-Q100 qualified thanks to the -E extended temperature grade.