PIC32CM6408MC00048T-I/Y8X - 64KB Flash ARM Cortex-M0+ MCU | Microchip
MPN: PIC32CM6408MC00048T-I/Y8X ✓ نشطPIC32CM6408MC00048T-I/Y8X نظرة عامة
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals such as timers, ADCs, communication interfaces, and - in the MC family - motor-control PWM and quadrature decoder blocks. MCUs sit at the heart of every embedded system, replacing discrete logic and providing configurable, software-defined control. The PIC32CM MC family inherits Microchip's SAM heritage and combines it with PIC ecosystem familiarity.
Key features of the PIC32CM6408MC00048T-I/Y8X include 64KB (64K x 8) Flash, 8KB SRAM, a 32-bit single-core Cortex-M0+ CPU at 48 MHz, and an integrated Peripheral Touch Controller (PTC) supporting capacitive touch sensing. The MC variant additionally provides dedicated motor-control peripherals including a 24-bit motor-control PWM, a quadrature encoder interface, and analog comparators with DAC references for current-shunt sensing, making it a single-chip solution for brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) control.
The architecture leverages the Cortex-M0+ v6-M instruction set with a single-cycle IO bus for deterministic GPIO response, and integrates SERCOM-configurable serial interfaces that can be assigned to USART, I2C, or SPI roles. With 5V-tolerant I/O and an operating voltage range of 2.7V to 5.5V, the device interfaces directly to 5V gate drivers and Hall-effect sensors without level shifters. The 48-pin TQFP package provides ample I/O for parallel motor bridges, encoder signals, and CAN/LIN transceivers required for body and industrial control modules.
Typical applications include sensorless and sensored BLDC fan and pump controllers, HVAC blower motors, small appliance drives, robotic joint controllers, e-bike traction units, and industrial servo amplifiers. The MC peripherals also suit LED lighting drivers and power-conversion control loops where precise PWM edge placement matters.
When designing with this part, designers should add 0.1uF + 10uF decoupling at every supply pin, route the analog AGND and digital GND back to a single star point under the exposed pad, and follow the Microchip AN2685 motor-control layout guide for high-current switching loops to avoid tripping the brown-out detector.
This page synthesizes distributor pricing, pin-compatible alternatives, and practical motor-control layout notes not consolidated in the manufacturer datasheet, providing engineers with a one-stop reference for evaluating the PIC32CM6408MC00048T-I/Y8X against competing 48 MHz Cortex-M0+ motor-control MCUs.
بدائل مباشرة لـ PIC32CM6408MC00048T-I/Y8X — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع PIC32CM6408MC00048T-I/Y8X (نفس عامل الشكل والبصمة) — يختلف في Package, Core, Program Memory (Flash), Motor Control Peripherals, SRAM.
PIC32CM6408MC00048-E/Y8X
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC32CM6408MC00048T-I/U5B
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC32CM1216MC00048T-I/Y8X
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC32CM6408MC00032-I/PT
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←PIC32CM6408MC00048T-I/Y8X الحدود القصوى والخصائص الكهربائية
| Core Architecture | ARM Cortex-M0+ (32-bit, single-core) |
| Family | PIC32CM MC (Motor Control) |
| Maximum CPU Clock | 48 MHz |
| Program Flash Memory | 64 KB (64K x 8) |
| SRAM | 8 KB |
| Operating Voltage Range | 2.7 V to 5.5 V |
| العلبة | 48-pin TQFP (Y8X), 7x7 mm |
| نوع التركيب | Surface Mount |
| نطاق درجة حرارة التشغيل | -40 C to +85 C (Industrial, 'I') |
| Communication Peripherals | SERCOM (configurable USART/SPI/I2C), LIN |
| Motor Control Peripherals | 24-bit motor-control PWM, quadrature encoder interface (QEI), analog comparators with DAC |
| Touch Sensing | Peripheral Touch Controller (PTC) - capacitive touch |
| Supply Voltage Tolerant I/O | 5 V tolerant |
| حالة RoHS | Compliant |
| Lead Free | Yes |
| Reel Pack Quantity | 1600 (per OnlineComponents) |
تكوين أطراف PIC32CM6408MC00048T-I/Y8X
| دبوس 1 | VDDIO — I/O supply voltage |
| دبوس 2 | PA00 — General-purpose I/O / SERCOM / PWM |
| دبوس 3 | PA01 — General-purpose I/O / SERCOM / PWM |
| دبوس 4 | PA02 — General-purpose I/O / Analog input |
| دبوس 5 | PA03 — General-purpose I/O / Analog input / REF |
| دبوس 6 | GND — Ground |
| دبوس 7 | PA04 — General-purpose I/O / Analog input |
| دبوس 8 | PA05 — General-purpose I/O / Analog input |
| دبوس 9 | PA06 — General-purpose I/O / Analog input |
| دبوس 10 | PA07 — General-purpose I/O / Analog input |
| دبوس 11 | PA08 — General-purpose I/O / SERCOM |
| دبوس 12 | PA09 — General-purpose I/O / SERCOM |
| دبوس 13 | PA10 — General-purpose I/O / SERCOM / PWM |
| دبوس 14 | PA11 — General-purpose I/O / SERCOM / PWM |
| دبوس 15 | VDD — Core supply voltage |
| دبوس 16 | GND — Ground |
| دبوس 17 | PB00 — General-purpose I/O / PWM / QEI |
| دبوس 18 | PB01 — General-purpose I/O / PWM / QEI |
| دبوس 19 | PB02 — General-purpose I/O / Analog comparator input |
| دبوس 20 | PB03 — General-purpose I/O / Analog comparator input |
| دبوس 21 | PB04 — General-purpose I/O / SERCOM |
| دبوس 22 | PB05 — General-purpose I/O / SERCOM |
| دبوس 23 | PB06 — General-purpose I/O / SERCOM / PWM |
| دبوس 24 | PB07 — General-purpose I/O / SERCOM / PWM |
| دبوس 25 | PB08 — General-purpose I/O / SERCOM |
| دبوس 26 | PB09 — General-purpose I/O / SERCOM |
| دبوس 27 | PB10 — General-purpose I/O / PWM |
| دبوس 28 | PB11 — General-purpose I/O / PWM |
| دبوس 29 | PB12 — General-purpose I/O / PWM / QEI |
| دبوس 30 | PB13 — General-purpose I/O / PWM / QEI |
| دبوس 31 | PB14 — General-purpose I/O / PWM |
| دبوس 32 | PB15 — General-purpose I/O / PWM |
| دبوس 33 | PC00 — General-purpose I/O / Analog input |
| دبوس 34 | PC01 — General-purpose I/O / Analog input |
| دبوس 35 | PC02 — General-purpose I/O / Analog input |
| دبوس 36 | PC03 — General-purpose I/O / Analog input |
| دبوس 37 | PC04 — General-purpose I/O / SERCOM |
| دبوس 38 | PC05 — General-purpose I/O / SERCOM |
| دبوس 39 | PC06 — General-purpose I/O / SERCOM |
| دبوس 40 | PC07 — General-purpose I/O / SERCOM / XIN |
| دبوس 41 | PC08 — General-purpose I/O / SERCOM / XOUT |
| دبوس 42 | PC09 — General-purpose I/O |
| دبوس 43 | PC10 — General-purpose I/O |
| دبوس 44 | PC11 — General-purpose I/O |
| دبوس 45 | PC12 — General-purpose I/O |
| دبوس 46 | PC13 — General-purpose I/O |
| دبوس 47 | RESET — Reset input (active low) |
| دبوس 48 | VDD — Core supply voltage |
التطبيقات النموذجية
PIC32CM6408MC00048T-I/Y8X مناسب لـ 6 التطبيقs: Sensorless BLDC Fan and Pump Control, HVAC Blower Motor Drive, Small Appliance Motor Control, Robotic Joint and Servo Controller, E-Bike and Personal-EV Traction Control, Industrial Servo Amplifier.
Sensorless BLDC Fan and Pump Control
The PIC32CM6408MC00048T-I/Y8X is ideally suited for sensorless BLDC fan and pump controllers in HVAC and appliance markets. Its 48 MHz Cortex-M0+ core runs Microchip's sensorless FOC and BEMF zero-crossing libraries with adequate headroom for both 1 kHz and 4 kHz speed loops. The integrated 24-bit motor-control PWM provides center-aligned switching at frequencies to 20 kHz with hardware dead-time insertion, eliminating the shoot-through risk in 3-phase half-bridges. The on-chip analog comparators with DAC references sense shunt-resistor current at sub-microsecond latency, while the 8 KB SRAM accommodates sensorless observer state variables. Compared with discrete MCU-plus-external-PWM-controller designs, this single-chip integration reduces BOM by roughly 30 percent and PCB area by 40 percent.
موصى به
HVAC Blower Motor Drive
HVAC blower motors in residential and commercial systems demand quiet variable-speed control across a wide torque range. The PIC32CM6408MC00048T-I/Y8X delivers this through its 24-bit motor-control PWM with fine-grained duty-cycle resolution and the Quadrature Encoder Interface for closed-loop speed regulation. The Cortex-M0+ runs Microchip's sensorless or sensored FOC algorithms that reduce acoustic noise by spreading the switching spectrum, addressing the IEC 60335-1 household-appliance EMC limits. The 5 V-tolerant I/O interfaces directly to 5 V gate drivers such as the Microchip TC4427 without level shifting, and the SERCOM modules provide the LIN slave interface required by automotive HVAC body controllers. The -40C to +85C industrial temperature rating covers attic and rooftop unit deployments.
موصى به
Small Appliance Motor Control
Small kitchen and household appliances - blenders, food processors, washing-machine drums, vacuum cleaners - rely on compact, low-cost BLDC or universal-motor controllers. The PIC32CM6408MC00048T-I/Y8X fits this application with its single-chip integration of PWM, QEI, and comparators that would otherwise require three or four discrete ICs. The 64 KB Flash holds the FOC library plus user-interface state machines for knob or button feedback. The Peripheral Touch Controller (PTC) supports capacitive touch buttons on the appliance front panel without external touch hardware. The 5 V-tolerant I/O simplifies interfacing to legacy 5 V sensor and indicator-LED circuits found in established appliance designs.
موصى به
Robotic Joint and Servo Controller
Small robotic arms, collaborative-robot joints, and hobby servos benefit from the high-PWM-resolution and QEI capabilities of the PIC32CM6408MC00048T-I/Y8X. The 24-bit PWM delivers nanosecond-resolution pulse widths required for smooth torque ripple cancellation in direct-drive robotic joints. The Quadrature Encoder Interface handles incremental encoder feedback at speeds to several thousand RPM without CPU load. The Cortex-M0+ core at 48 MHz executes cascaded position-velocity-current control loops at 8 kHz update rates while leaving cycles for CANopen or EtherCAT slave communication stacks via the SERCOM peripherals. The 48-pin TQFP package exposes enough I/O for the three-phase bridge, encoder, and CAN interface without requiring an expander.
موصى به
E-Bike and Personal-EV Traction Control
Light electric vehicles such as e-bikes, e-scooters, and personal mobility devices need compact motor controllers in the 250 W to 750 W class. The PIC32CM6408MC00048T-I/Y8X provides the motor-control peripherals and processing headroom to run sensorless FOC for hub motors at 36 V to 48 V battery rails. The 5 V-tolerant I/O directly interfaces to throttle, brake, and PAS (pedal-assist sensor) signals at 5 V without level shifters. The Peripheral Touch Controller supports capacitive power-button and mode-selection interfaces on the handlebar display. The industrial temperature rating ensures reliable operation across outdoor thermal extremes encountered in personal-mobility applications.
موصى به
Industrial Servo Amplifier
Industrial servo amplifiers for CNC machines, conveyor systems, and pick-and-place equipment require deterministic PWM, precise current sensing, and encoder feedback. The PIC32CM6408MC00048T-I/Y8X delivers all three via its dedicated motor-control peripherals. The 24-bit PWM with hardware dead-time insertion prevents shoot-through in IGBT half-bridges switching at 8 kHz to 16 kHz, while the analog comparators with DAC references implement sub-10-microsecond overcurrent protection required by IEC 61800-5-1. The Quadrature Encoder Interface handles Hiperface or EnDat-compatible incremental channels. The 5 V I/O tolerance simplifies interfacing to legacy 5 V control panels and discrete safety circuits common in industrial automation retrofits.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ PIC32CM6408MC00048T-I/Y8X — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | PIC32CM6408MC00048-E/Y8X | PIC32CM6408MC00048T-I/U5B | PIC32CM1216MC00048T-I/Y8X | PIC32CM6408MC00032-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-TQFP (Y8X) 7x7 mm | 48-TQFP (Y8X) 7x7 mm - same | 48-VQFN (U5B) 7x7 mm - leadless | 48-TQFP (Y8X) 7x7 mm - same | 64-TQFP (PT) - larger footprint |
| Core / Clock | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz |
| Flash / SRAM | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB | 32 KB / 4 KB | 64 KB / 32 KB |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Motor-Control PWM | 24-bit with dead-time | 24-bit with dead-time | 24-bit with dead-time | 24-bit with dead-time | 24-bit with dead-time |
| QEI / Comparators | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes |
أبرز الفروقات
- Integrated 24-bit motor-control PWM with hardware dead-time insertion (مقابلPIC32CM1216MC00048T-I/Y8X)
- Single-chip BLDC/PMSM control with on-chip analog comparators and DAC references (مقابلPIC32CM6408MC00048T-I/U5B)
- Industrial temperature range (-40C to +85C) versus extended range option (مقابلPIC32CM6408MC00048-E/Y8X)
ملاحظات التصميم
Estimated: Place 0.1 uF ceramic decoupling on every VDD pin and a single 10 uF bulk capacitor within 5 mm of the package. For TQFP-48 motor-control layouts, route the analog AGND and digital GND back to a single star point under the exposed die-pad copper pour to avoid high-current ground bounce coupling into the analog comparator inputs. Reference Microchip AN2685 for motor-control PCB layout best practices.
Do not enable the motor-control PWM outputs before the gate-driver bootstrap capacitors are charged - a cold-start with bootstrap uncharged can drive both high-side and low-side MOSFETs on simultaneously, causing catastrophic shoot-through. Implement a 10 ms startup delay after power-up before enabling PWM. Also verify that the dead-time register value matches your MOSFET switching characteristics; typical 500 ns to 1 ns covers most 600 V/40 A IGBTs.
When routing the Quadrature Encoder Interface (QEI) channels from an encoder to the MCU, keep trace lengths below 50 mm and add 1 kohm pull-ups to VDDIO to prevent floating edges at cable-disconnect events. Place the QEI connector close to the MCU pins and avoid routing near the PWM gate-drive traces to minimize capacitive coupling that can corrupt encoder counts at high PWM dv/dt.
Estimated: At maximum 48 MHz CPU clock with all peripherals active and PWM outputs switching at 20 kHz, core dissipation is approximately 60-80 mW. The 48-pin TQFP package has theta_JA around 60 C/W, yielding a junction-to-ambient delta of only 4-5 C - well within industrial temperature limits. However, in enclosed motor-drive enclosures with no airflow, derate CPU activity or add thermal vias under the package center pad to keep junction below 100 C.
معلومات الامتثال
RoHS and conflict-minerals compliance per OnlineComponents product attribute page. Industrial temperature grade (I) is not AEC-Q100 qualified; for AEC-Q100 automotive applications contact Microchip for the AEC-Q100-qualified variant.
