DSPIC33CK64MC105-E/M4 - 100MHz 64KB DSC 48-UQFN | Microchip
N.º de pieza: DSPIC33CK64MC105-E/M4 ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $2.93 | $2,93 |
| 10 | $2.55 | $25,50 |
| 100 | $1.85 | $185,00 |
| 500 | $1.2 | $600,00 |
| 1.000 | $0.8 | $800,00 |
DSPIC33CK64MC105-E/M4 Descripción general
A Digital Signal Controller combines the deterministic interrupt latency and peripheral set of a microcontroller with the math acceleration of a DSP. In the power-management hierarchy, the dsPIC33CK family sits between general-purpose MCUs and dedicated motor-control ASICs, offering programmable Field-Oriented Control (FOC) execution on a 16-bit modified Harvard architecture core with DSP-enhanced instructions including DSP multiply-accumulate, modulo addressing, and barrel shifting.
Key differentiators include 4x2 high-speed PWMs with 2 ns edge resolution for precise switching control, a 12-bit/3.5 Msps ADC supporting simultaneous sampling of multiple channels for phase-current sensing, three integrated op amps that reduce external component count in current-shunt amplification, and Core Independent Peripherals (CIPs) that offload tasks from the CPU. ECC Flash protects program memory integrity for functional-safety-oriented designs.
The dsPIC33CK64MC105 family data sheet describes a 16-bit modified Harvard architecture with an enhanced instruction set providing significant DSP support. The ADC can sample up to 3.5 Msps with 12-bit resolution across 15 external channels, while the comparator and 12-bit DAC support fast overcurrent protection loops operating independently of software.
Typical applications include brushless DC and PMSM motor control using FOC, digital power supplies (LLC, totem-pole PFC, buck converters), power inverters for e-mobility, and precision closed-loop sensing systems. The 100 MIPS core executes single-cycle MACs needed for real-time control loops at 100 kHz+ switching frequencies.
Design consideration: maintain adequate ADC sampling time relative to the PWM period when using the 3.5 Msps ADC, and always connect VDD/AVDD decoupling and VCAP stabilization per the family data sheet power-up requirements.
This page synthesizes distributor pricing (as of 2026-09-23), drop-in alternative options, and practical design notes not consolidated in the manufacturer datasheet alone.
Alternativas directas para DSPIC33CK64MC105-E/M4 — 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 DSPIC33CK64MC105-E/M4 (mismo factor de forma y huella) — difiere en Operating Temperature, Core, Package, PWM, Analog Comparators.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
DSPIC33CK32MC105-E/M4
✅ Sustitución directa✓ En stock
$3.2 / unidad
Ver hoja de datos →DSPIC33CK64MC105-I/M4
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
DSPIC33CK32MC105-I/M4
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.19 / unidad
Ver hoja de datos →DSPIC33CK64MC102-I/M4
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
DSPIC33CK64MC105-E/M4 Valores máximos y características eléctricas
| Core Architecture | 16-bit modified Harvard, DSP-enhanced |
| Maximum CPU Speed | 100 MHz (100 MIPS) |
| Flash Program Memory | 64KB (64K x 8) with ECC |
| RAM | 8KB |
| ADC Resolution | 12-bit |
| ADC Sampling Rate | 3.5 Msps |
| ADC Channels | 15 |
| On-chip Op Amps | 3 |
| Analog Comparators | 1 |
| DAC | 12-bit |
| PWM | 4x2 high-speed PWM, 2 ns resolution |
| Encapsulado | 48-UQFN (6x6 mm) |
| Temperatura de funcionamiento | -40C to +125C (E, extended) |
| Tipo de montaje | Surface Mount |
| Programming Interface | ICSP (PGECx/PGEDx pairs) |
| Functional Safety | FuSa supported family |
Guía de configuración de pines de DSPIC33CK64MC105-E/M4 48-uqfn (6x6 mm)
Configuración de pines para DSPIC33CK64MC105-E/M4 (encapsulado 48-uqfn (6x6 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para DSPIC33CK64MC105-E/M4.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
DSPIC33CK64MC105-E/M4 es adecuado para 6 aplicacións: FOC Motor Control (BLDC/PMSM), Digital Power Conversion, Power Inverters and E-Mobility, Precision Analog Sensing, Industrial Automation and Robotics, LED Lighting and Electronic Ballasts.
FOC Motor Control (BLDC/PMSM)
The DSPIC33CK64MC105-E/M4 is purpose-built for sensorless and sensored Field-Oriented Control of brushless DC and PMSM motors. Its 100 MHz (100 MIPS) DSP core executes the Park/Clarke transforms and PI current loops in single-cycle multiply-accumulate operations, sustaining control-loop rates above 20 kHz. The three on-chip op amps amplify low-side shunt currents without external amplifiers, feeding the 12-bit/3.5 Msps ADC, which samples all phase currents with 15 available channels. The 4x2 high-speed PWMs with 2 ns resolution generate complementary outputs with precise dead-time insertion for the three-phase inverter bridge. Microchip identifies the dsPIC33CK family explicitly for motor FOC, and the Curiosity Nano kit (EV88G73A) accelerates firmware bring-up on this exact device.
Recomendado
Digital Power Conversion
For digitally controlled LLC converters, totem-pole PFC stages, and synchronous buck supplies, the DSPIC33CK64MC105-E/M4 provides the deterministic timing and analog integration digital power requires. The 4x2 high-speed PWM modules with 2 ns edge resolution implement phase-shifted or complementary switching with sub-ns effective dead-time granularity, directly improving efficiency at hard-switching transitions. The 12-bit/3.5 Msps ADC captures output voltage and inductor current fast enough for peak-current-mode loops above 500 kHz switching frequency, while the analog comparator supports cycle-by-cycle overcurrent shutdown in hardware, independent of CPU latency. The 100 MIPS core runs compensator math with margin to spare, and the 64KB ECC Flash safely stores firmware for functional-safety-relevant power stages.
Recomendado
Power Inverters and E-Mobility
Traction auxiliaries, onboard chargers, and DC-DC converters in e-mobility platforms benefit from the DSPIC33CK64MC105-E/M4's combination of extended temperature operation (-40C to +125C) and hardware-integrated safety mechanisms. The ECC Flash corrects single-bit memory errors induced by harsh automotive-adjacent thermal and electrical environments, while the FuSa (Functional Safety) support noted on distributor listings aids IEC 61508-oriented development. The comparator-based overcurrent protection reacts without software, protecting SiC/GaN power stages during shoot-through events, and the 2 ns PWM resolution enables precise dead-time control of fast wide-bandgap switches. The three op amps condition phase-current shunts for the 3.5 Msps ADC in high-frequency inverter loops.
Recomendado
Precision Analog Sensing
The DSPIC33CK64MC105-E/M4 consolidates a complete analog signal chain on-chip, making it efficient for precision sensing nodes such as load cells, pressure transducers, and current monitors. The three integrated op amps provide programmable-gain amplification of bridge or shunt signals, routed internally to the 12-bit/3.5 Msps ADC, minimizing external component count, board area, and noise pickup paths. The 12-bit DAC and analog comparator support windowing and threshold detection in hardware, enabling event-driven acquisition that reduces CPU interrupts. With 100 MIPS of DSP headroom, oversampling, digital filtering, and calibration mathematics run comfortably in firmware. Distributed at price points from roughly $0.55 to $2.93 (as of 2026-09-23), it displaces separate MCU-plus-amplifier BOMs in cost-sensitive instruments.
Recomendado
Industrial Automation and Robotics
In industrial automation, the DSPIC33CK64MC105-E/M4 serves as a real-time actuation controller for servo drives, robotic joint modules, and automated motion stages. Core Independent Peripherals (CIPs) handle encoder interfaces, PWM generation, and fault protection without CPU intervention, preserving the 100 MHz core for trajectory computation and communication protocol stacks. The 48-UQFN (6x6 mm) footprint suits compact joint electronics where board area is constrained inside actuator housings. The extended temperature grade tolerates drive-enclosure heat, and ECC Flash maintains code integrity under sustained vibration-induced electrical stress. The 15-channel ADC captures multi-axis feedback simultaneously at 3.5 Msps, supporting tightly coupled multi-loop control needed for responsive, accurate robotic motion at production-cycle rates.
Recomendado
LED Lighting and Electronic Ballasts
High-power LED drivers, dimmable lighting, and HID electronic ballasts exploit the DSPIC33CK64MC105-E/M4's high-resolution PWM and fast analog loop. The 2 ns PWM resolution supports precise dimming frequencies without visible flicker, while the 12-bit ADC samples output current for constant-current regulation at switching frequencies where bulky magnetics shrink. The analog comparator implements fast hiccup-mode protection against shorted LED strings without firmware involvement, improving fault robustness. The integrated op amps amplify current-shunt feedback, and the 12-bit DAC sets programmable current thresholds for adaptive brightness control. With 64KB ECC Flash, multi-scenario firmware (dimmable profiles, DALI-style protocols) fits comfortably, and the 48-UQFN package enables compact driver boards integrated within luminaires.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para DSPIC33CK64MC105-E/M4 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | DSPIC33CK32MC105-E/M4 | DSPIC33CK64MC105-I/M4 | DSPIC33CK32MC105-I/M4 |
|---|---|---|---|---|
| Package | 48-UQFN (6x6 mm) | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64KB ECC | 32KB ECC | 64KB ECC | 32KB ECC |
| CPU Speed | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) |
| RAM | 8KB | 8KB | 8KB | 8KB |
| ADC | 12-bit, 3.5 Msps, 15 ch | 12-bit, 3.5 Msps, 15 ch | 12-bit, 3.5 Msps, 15 ch | 12-bit, 3.5 Msps, 15 ch |
| Op Amps / PWM | 3 op amps / 4x2 PWM, 2 ns | 3 op amps / 4x2 PWM, 2 ns | 3 op amps / 4x2 PWM, 2 ns | 3 op amps / 4x2 PWM, 2 ns |
| Operating Temperature | -40C to +125C (extended) | -40C to +125C (extended) | -40C to +85C (industrial) | -40C to +85C (industrial) |
Diferenciadores clave
- Extended temperature rating in the M4 UQFN-48 package (frente a DSPIC33CK64MC105-I/M4)
- Double the program memory at the same footprint (frente a DSPIC33CK32MC105-E/M4)
- Full analog integration vs reduced-peripheral variants (frente a DSPIC33CK64MC102-I/M4)
Notas de diseño
Per the dsPIC33CK64MC105 family data sheet (DS70005399C), VDD/VSS pairs and AVDD/AVSS pins must always be connected even if the ADC module is unused. Place 100 nF ceramic decoupling capacitors directly at each VDD/AVDD pin pair with a solid ground return, and never omit the VCAP stabilization capacitor specified in the data sheet - it stabilizes the internal core regulator and omitting it causes unreliable power-up and erratic resets.
For motor-control or digital-power layouts, keep the op-amp input traces from current shunts short and route them as Kelvin connections directly to the amplifier input pins. Separate the analog ground region under AVDD/AVSS from the PWM power-switching return path, joining at a single point near the bulk capacitor. The 3.5 Msps ADC benefits from a low-impedance, quiet AVDD rail; an RC or ferrite filter from the main 3.3V rail improves effective noise-free resolution.
ICSP programming requires matched PGECx/PGEDx pairs: if PGEC2 carries ICSPCLK, ICSPDAT must be on PGED2 (per Microchip dsPIC33CK documentation). Also note that the -E suffix here denotes extended temperature (-40C to +125C), not a different die; do not substitute an -I grade part in designs that exceed +85C ambient inside enclosures, as industrial-grade units will run beyond their rated limits in sealed motor-control housings.
Información de cumplimiento
Distributor listings identify the dsPIC33CK family as Functional Safety (FuSa) supported, but no explicit RoHS/REACH/AEC-Q100 statements for this exact MPN appear in the verified web data. Request Material Declaration from Microchip for certification documents.
