PIC32CM6408MC00032T-I/RTB - 48MHz Cortex-M0+ MCU, 64KB Flash | Microchip
N.º da peça: PIC32CM6408MC00032T-I/RTB ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $4.1 | $4,10 |
| 10 | $3.72 | $37,20 |
| 100 | $3.21 | $321,00 |
| 500 | $2.78 | $1.390,00 |
| 1.000 | $2.45 | $2.450,00 |
PIC32CM6408MC00032T-I/RTB Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, volatile and non-volatile memory, peripherals, and I/O onto one die; the Cortex-M0+ is an ARM architecture that emphasizes small footprint, low power, and deterministic interrupt latency, while the PIC32CM MC family is Microchip's 5V-tolerant extension of that core aimed at consumer, commercial, industrial, and automotive nodes where higher-voltage signaling is common. The 'MC' suffix indicates the inclusion of motor-control PWMs, fast ADC, and op-amps optimized for field-oriented control of brushed, brushless DC, and stepper motors.
Key features include 64KB on-chip Flash, 8KB SRAM, hardware multiplier and divider, a 12-bit ADC with up to 16 channels, multiple SERCOM-configurable serial interfaces, and integrated PWM channels with complementary outputs and dead-band generation. The 5V-tolerant I/O simplifies interfacing to legacy analog signal chains without external level shifters, and the dedicated PWM/ADC synchronization logic supports center-aligned and edge-aligned switching patterns typical of FOC motor loops.
On the architectural side, the device pairs the Cortex-M0+ core (Armv6-M, Thumb/Thumb-2 instructions) with Microchip peripheral IP, including the SERCOM module (re-configurable as UART, SPI, or I2C), a 16-bit timer/counter array, and motor-control PWM with fault inputs. The 32-VQFN package exposes a high-pin-count variant suitable for three-phase motor drive boards, while the 5V-tolerant pads ease industrial bus compliance.
Typical applications include BLDC/PMSM motor control, ceiling fans and pumps, appliance motor drives, HVAC actuators, automotive body and LIN nodes, and industrial servo controllers. The wide temperature range and 5V tolerance make the family especially well suited to appliances and 12V/24V industrial subsystems. When designing with this device, plan for a stable 5V or 3.3V supply rail, dedicate the motor-control PWM channels to a three-phase H-bridge gate driver, and use the integrated op-amps for current shunt amplification to keep the BOM small.
Alternativas drop-in para PIC32CM6408MC00032T-I/RTB — 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 PIC32CM6408MC00032T-I/RTB (mesmo formato e footprint) — diferindo em Package, Operating Temperature, Core, ADC, SRAM.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC32CM6408MC00032-I/RTB
✅ Drop-In✓ Em estoque
$2.55 / unidade
Ver ficha técnica →PIC32CM6408MC00032-I/PT
✅ Drop-In✓ Em estoque
$2.18 / unidade
Ver ficha técnica →PIC32CM6408MC00032-E/PT
✅ Drop-In✓ Em estoque
$2.74 / unidade
Ver ficha técnica →PIC32CM1216MC00032T-E/RTB
✅ Drop-In✓ Em estoque
$1.62 / unidade
Ver ficha técnica →PIC32CM1216MC00032-E/RTB
✅ Drop-In✓ Em estoque
$2.07 / unidade
Ver ficha técnica →PIC32CM6408MC00032T-E/RTB
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC32CM6408MC00032T-I/RTB Classificações máximas e características elétricas
| Manufacturer | Microchip Technology |
| Series | PIC32CM MC |
| Core | ARM Cortex-M0+ (Armv6-M) |
| Core Size | 32-Bit |
| Maximum CPU Clock | 48 MHz |
| Program Memory Size | 64 KB Flash |
| RAM Size | 8 KB SRAM |
| Encapsulamento | 32-VQFN (5x5 mm) |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40C to +85C (Industrial, I-grade) |
| I/O Voltage Tolerance | 5V tolerant |
| Peripherals | SERCOM (UART/SPI/I2C), Motor Control PWM, ADC, Op-Amps |
| Connectivity | I2C, SPI, UART, LIN |
| Status RoHS | Compliant |
| Packaging | Tape & Reel |
| Ordering Suffix | T-I/RTB (Industrial grade, Tape & Reel, 32-VQFN) |
Configuração de pinos do PIC32CM6408MC00032T-I/RTB
| Pino 1 | PA00 — GPIO / peripheral function (SERCOM, PWM, or analog input) |
| Pino 2 | PA01 — GPIO / peripheral function |
| Pino 3 | PA02 — GPIO / peripheral function |
| Pino 4 | PA03 — GPIO / peripheral function |
| Pino 5 | PA04 — GPIO / peripheral function |
| Pino 6 | PA05 — GPIO / peripheral function |
| Pino 7 | PA06 — GPIO / peripheral function |
| Pino 8 | PA07 — GPIO / peripheral function |
| Pino 9 | PA08 — GPIO / peripheral function |
| Pino 10 | PA09 — GPIO / peripheral function |
| Pino 11 | PA10 — GPIO / peripheral function |
| Pino 12 | PA11 — GPIO / peripheral function |
| Pino 13 | VDD — Digital supply voltage |
| Pino 14 | GND — Ground |
| Pino 15 | PA12 — GPIO / peripheral function |
| Pino 16 | PA13 — GPIO / peripheral function |
| Pino 17 | PA14 — GPIO / peripheral function |
| Pino 18 | PA15 — GPIO / peripheral function |
| Pino 19 | PA16 — GPIO / peripheral function |
| Pino 20 | PA17 — GPIO / peripheral function |
| Pino 21 | PA18 — GPIO / peripheral function |
| Pino 22 | PA19 — GPIO / peripheral function |
| Pino 23 | PA20 — GPIO / peripheral function |
| Pino 24 | PA21 — GPIO / peripheral function |
| Pino 25 | PA22 — GPIO / peripheral function |
| Pino 26 | PA23 — GPIO / peripheral function |
| Pino 27 | PA24 — GPIO / peripheral function |
| Pino 28 | PA25 — GPIO / peripheral function |
| Pino 29 | RESET — Reset (active low) |
| Pino 30 | SWDIO — Serial Wire Debug I/O |
| Pino 31 | SWCLK — Serial Wire Debug clock |
| Pino 32 | EPAD — Exposed thermal pad (connect to GND) |
Aplicações típicas
PIC32CM6408MC00032T-I/RTB é adequado para 7 aplicaçãos: BLDC / PMSM Motor Control (Field-Oriented Control), Ceiling Fans and Air Purifiers, HVAC Pumps and Water Circulators, Appliance Motor Drives (Washers, Dishwashers, Compressors), Automotive Body Electronics and LIN Nodes, Industrial Servo and Stepper Controllers, Smart Sensor Nodes for Industrial IoT.
BLDC / PMSM Motor Control (Field-Oriented Control)
The PIC32CM6408MC00032T-I/RTB is purpose-built for sensorless and sensored FOC of three-phase BLDC and PMSM motors used in fans, pumps, and small appliances. Its dedicated motor-control PWMs with complementary outputs, programmable dead-band, and hardware ADC triggering synchronized to the PWM center point execute the FOC inner loop (clarke, park, inverse park, SVPWM) inside the 48 MHz Cortex-M0+ budget. The integrated op-amps amplify shunt-resistor currents directly on-die, eliminating external current-sense amplifiers and shrinking the BOM. A 5V-tolerant I/O bank simplifies interfacing to 12V/24V industrial motor-bus rails without level shifters. The 32-VQFN (5x5 mm) keeps the MCU footprint smaller than a QFP, ideal for compact integrated motor-control PCBs.
Recomendado
Ceiling Fans and Air Purifiers
Low-noise ceiling fans and air purifiers need smooth, silent BLDC commutation and tight RPM regulation - exactly what the PIC32CM6408MC00032T-I/RTB is designed to deliver. The 8 KB SRAM holds the FOC state variables, current-loop PI outputs, and a small speed-loop scheduler without needing external memory. The 64 KB Flash accommodates a sensorless-startup ramp, look-up tables for sine/cosine, and a customer-tunable UART command set for IoT-style remote control. Operating from -40C to +85C, the part is well suited to enclosed consumer appliances with elevated internal temperatures. Industrial-grade temperature tolerance plus EMC-friendly peripherals make this MCU a strong fit for residential fan SKUs.
Recomendado
HVAC Pumps and Water Circulators
Variable-speed HVAC circulators and water pumps benefit from the PIC32CM6408MC00032T-I/RTB's deterministic Cortex-M0+ core and motor-control peripherals. The fast 12-bit ADC samples phase currents at the PWM midpoint, enabling tight torque-loop control and reduced audible switching noise. Integrated op-amps eliminate the external current-sense amplifier chain, saving BOM cost and PCB area on space-constrained pump modules. The 5V-tolerant I/O lets the MCU directly read legacy HVAC thermistor bridges and 0-10 V analog control inputs from building automation systems. Industrial-grade operating temperature and Microchip's automotive-pedigree peripheral IP support long-life deployment in boiler rooms and rooftop units.
Recomendado
Appliance Motor Drives (Washers, Dishwashers, Compressors)
Household appliances such as washing machines, dishwashers, and small inverter compressors use the PIC32CM6408MC00032T-I/RTB as the main motor controller, leveraging its integrated op-amps for current sensing and its PWM with fault inputs for safe shutdown on over-current events. The 64 KB Flash accommodates a full motor-control state machine plus diagnostic logging, while the SERCOM module provides UART communication to the appliance's main user-interface MCU. The 5V tolerance and -40C to +85C temperature range allow the MCU to sit near the inverter stage with minimal external protection. Motor-control-specific timers and dead-band generators ensure complementary PWM pairs cannot cross-conduct, protecting the IGBT or MOSFET half-bridge.
Recomendado
Automotive Body Electronics and LIN Nodes
The PIC32CM6408MC00032T-I/RTB fits automotive body-control applications such as seat adjusters, window lifters, mirror controllers, and LIN slaves in vehicle networks. Its SERCOM module, configurable as UART/LIN, drives LIN 2.x communication to a body controller. Robust communications peripherals with built-in LIN support and 5V I/O tolerance allow direct connection to 12V automotive bus rails via a small external protection network. For AEC-Q100-qualified deployments, the same die is available in the -E temperature and AEC-Q100 grades - which the customer can validate through Microchip's automotive product family page. The compact 32-VQFN package helps meet tight body-electronics PCB area budgets.
Recomendado
Industrial Servo and Stepper Controllers
Stepper and small servo drives for industrial automation leverage the PIC32CM6408MC00032T-I/RTB's high-resolution PWM, fast ADC, and integrated op-amps to deliver precise current and position control. The Cortex-M0+ core runs a closed-loop stepper algorithm at predictable tick rates, while the 64 KB Flash stores the motion profile tables and parameter set. Industrial -40C to +85C operation supports deployment in factory cabinets and machine-tool environments. The SERCOM module connects to RS-485 or CAN backbones via external transceivers, allowing these drives to integrate into larger motion-control networks without a higher-cost MCU.
Recomendado
Smart Sensor Nodes for Industrial IoT
Industrial sensor nodes monitoring vibration, current, and temperature in predictive-maintenance applications can use the PIC32CM6408MC00032T-I/RTB as a low-cost signal-conditioning and communication MCU. The 12-bit ADC and integrated op-amps interface directly to analog sensor outputs, while the SERCOM module streams data over UART, SPI, or I2C to a wireless co-processor. The 64 KB Flash and 8 KB SRAM support edge-filtering and RMS-computation firmware without external memory. Operating from -40C to +85C, the part tolerates factory-floor thermal swings and is well suited to 24V industrial bus environments when paired with a small buck regulator.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC32CM6408MC00032T-I/RTB — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC32CM6408MC00032-I/RTB | PIC32CM6408MC00032-I/PT | PIC32CM6408MC00032-E/PT | PIC32CM1216MC00032T-E/RTB | PIC32CM1216MC00032-E/RTB | PIC32CM6408MC00032T-E/RTB |
|---|---|---|---|---|---|---|---|
| Package | 32-VQFN (5x5 mm) | 32-VQFN (5x5 mm) | 32-TQFP | 32-TQFP | 32-VQFN (5x5 mm) | 32-VQFN (5x5 mm) | 32-VQFN (5x5 mm) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Max CPU Clock | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash | 64 KB | 64 KB | 64 KB | 64 KB | 32 KB (-50%) | 32 KB (-50%) | 64 KB |
| Temperature Grade | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Extended -40C to +125C | Extended -40C to +125C | Extended -40C to +125C | Extended -40C to +125C |
| Packaging Form | Tape & Reel | Tray | Tray | Tray | Tape & Reel | Tray | Tape & Reel |
| Motor-Control Peripherals | PWM, ADC, op-amps | PWM, ADC, op-amps | PWM, ADC, op-amps | PWM, ADC, op-amps | PWM, ADC, op-amps | PWM, ADC, op-amps | PWM, ADC, op-amps |
Principais diferenciais
- Tape & Reel packaging for high-volume automated assembly (vs PIC32CM6408MC00032-I/RTB)
- Wider temperature range option for automotive / harsh environments (vs PIC32CM6408MC00032T-E/RTB)
- Larger Flash budget for full motor-control firmware stacks (vs PIC32CM1216MC00032T-E/RTB)
Notas de projeto
The PIC32CM6408MC00032T-I/RTB is a 5V-tolerant MCU with a digital supply rail (VDD) that, per Microchip PIC32CM MC datasheet practice, requires a 100 nF decoupling capacitor placed within 2 mm of the VDD pin and a bulk 4.7 uF tantalum or ceramic capacitor on the VDD rail. Place a ferrite bead or small RC filter between the digital VDD and analog AVSS supply if the application uses the on-die op-amps for current sensing, to keep digital switching noise out of the analog path.
The 32-VQFN (5x5 mm) package exposes a thermal pad (EPAD) on its underside that MUST be soldered to a PCB copper pour of at least 1 square inch to dissipate the heat generated by the MCU under sustained motor-control interrupt load. Without this thermal pad connection, the junction temperature may exceed the -40C to +85C industrial rating during continuous PWM switching at 48 MHz.
Route the motor-control PWM outputs as short, matched-length traces to the gate-driver inputs to minimize timing skew between high-side and low-side switching. Keep the shunt-resistor traces (used by the integrated op-amps for current sensing) as a tight Kelvin connection and away from PWM switching nodes to avoid ground-bounce coupling into the ADC samples. Use a four-layer PCB with a dedicated ground plane under the MCU for best EMC performance.
Do not leave any of the SERCOM pins floating if the corresponding peripheral is unused - configure them as outputs with the lowest-drive setting to avoid unwanted current draw through the input buffer. The SWDIO and SWCLK pins must NOT be left floating in production; either pull them up via external 10 kohm resistors to VDD or enable the internal pull-ups in firmware. Also confirm that the motor-control fault input is wired to a hardware shutdown source so the PWM outputs can be tri-stated in microseconds on over-current events.
Informações de conformidade
RoHS-compliant per Microchip product page. The PIC32CM6408MC00032T-I/RTB is the Industrial grade; the -E variants are available for extended temperature and may support AEC-Q100 qualification per Microchip automotive product listings - confirm on the device-specific datasheet. Halogen-free per Microchip packaging markings.
