PIC32CM6408MC00032-E/PT - 64KB Flash 32-bit M0+ MCU | Microchip
MPN: PIC32CM6408MC00032-E/PT ✓ Hoạt độngPIC32CM6408MC00032-E/PT Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a processor core, program memory (Flash), data memory (SRAM), and peripheral interfaces. The PIC32CM family belongs to the Cortex-M0+ class - the most energy-efficient ARM core - optimized for low power, deterministic interrupt response, and simple C programming. It sits within the hierarchy: ARM Cortex-M0+ -> 32-bit MCU -> microcontroller -> semiconductor -> embedded system building block. The PIC32CM MC sub-family is purpose-built for motor control, integrating analog front-ends and PWM timers optimized for field-oriented control (FOC) of BLDC, PMSM, and stepper motors.
Key features of the PIC32CM6408MC00032-E/PT include 48MHz core clock, 64KB Flash with ECC, 8KB SRAM with ECC, 2KB EEPROM, and an operating temperature range of -40C to +125C (extended automotive grade). Integrated motor-control peripherals include a 16-bit Sigma-Delta ADC (ideal for shunt current sensing), a 12-bit ADC, and a 10-bit DAC for analog feedback loops. Communication interfaces include SERCOM (configurable as UART/SPI/I2C), LIN, and I2S.
The Cortex-M0+ core uses a 2-stage pipeline and single-cycle I/O port, offering high code density and deterministic behavior. Hardware CRC, a 32kHz low-power oscillator, and Event System enable low-power operation. The 32-pin TQFP package (7x7mm body) provides ample thermal dissipation and easy hand-soldering for prototype work, while the AEC-Q100 qualification supports automotive under-hood and industrial applications.
Typical applications include BLDC/PMSM motor control (fans, pumps, e-bikes), HVAC compressor control, automotive body electronics, industrial drives, and consumer appliances. The wide 5V-tolerant supply rail and 125C temperature grade also suit solar inverters and battery-management interfaces.
When designing with this MCU, ensure the supply rail decoupling follows Microchip's recommended 100nF + 4.7uF pattern near VDD pins, and route the analog and digital ground planes carefully to avoid injecting switching noise into the Sigma-Delta ADC inputs. Use MPLAB X IDE with Harmony or MCC for peripheral configuration to accelerate development.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes that supplement the manufacturer datasheet with selection guidance for motor-control system architects.
Bộ thay thế dễ dàng lắp đặt cho PIC32CM6408MC00032-E/PT — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC32CM6408MC00032-E/PT (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, SRAM, Core, ADC.
PIC32CM1216MC00032T-E/RTB
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC32CM1216MC00032-E/RTB
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC32CM2532LS60100-I/PF
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC32CM1216MC00048T-I/Y8X
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC32CM5164LS60064T-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32CM6408MC00032-E/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | ARM Cortex-M0+ |
| Bit Width | 32-bit |
| Maximum Clock Speed | 48 MHz |
| Program Memory (Flash) | 64 KB (64K x 8) |
| RAM | 8 KB (8K x 8) |
| EEPROM | 2 KB (2K x 8) |
| Supply Voltage Range | 2.7 V to 5.5 V |
| I/O Pins | 26 |
| Nhiệt độ hoạt động | -40 C to +125 C |
| Hộp | 32-pin TQFP (7 x 7 mm) |
| Kiểu lắp đặt | Surface Mount |
| ADC | 12-bit SAR + 16-bit Sigma-Delta |
| DAC | 10-bit |
| Communication Interfaces | SERCOM (UART/SPI/I2C), LIN, I2S |
| Automotive Qualification | AEC-Q100 Grade 1 |
| Trạng thái RoHS | Compliant |
| Core Count | Single-core |
| Connectivity | I2C, SPI, UART, LIN |
Cấu hình chân PIC32CM6408MC00032-E/PT
| Chân 1 | PA03 — GPIO / ADC input |
| Chân 2 | PA04 — GPIO / ADC input |
| Chân 3 | PA05 — GPIO / ADC input |
| Chân 4 | PA06 — GPIO / ADC input |
| Chân 5 | PA07 — GPIO / ADC input |
| Chân 6 | VDD — Positive supply voltage |
| Chân 7 | VSS — Ground reference |
| Chân 8 | PA08 — GPIO / SERCOM |
| Chân 9 | PA09 — GPIO / SERCOM |
| Chân 10 | PA10 — GPIO / SERCOM |
| Chân 11 | PA11 — GPIO / SERCOM |
| Chân 12 | PA14 — GPIO / SERCOM |
| Chân 13 | PA15 — GPIO / SERCOM |
| Chân 14 | PA16 — GPIO / SERCOM |
| Chân 15 | PA17 — GPIO / SERCOM |
| Chân 16 | PA18 — GPIO / SERCOM |
| Chân 17 | PA19 — GPIO / SERCOM |
| Chân 18 | PA20 — GPIO / SERCOM |
| Chân 19 | PA21 — GPIO / SERCOM |
| Chân 20 | PA22 — GPIO / SERCOM |
| Chân 21 | PA23 — GPIO / SERCOM |
| Chân 22 | PA24 — GPIO / SERCOM |
| Chân 23 | PA25 — GPIO / SERCOM |
| Chân 24 | PA27 — GPIO / SERCOM |
| Chân 25 | RESET — Reset input (active-low) |
| Chân 26 | VDD — Positive supply voltage |
| Chân 27 | VSS — Ground reference |
| Chân 28 | PA30 — GPIO / SWD clock |
| Chân 29 | PA31 — GPIO / SWD data |
| Chân 30 | PB00 — GPIO / ADC reference |
| Chân 31 | PB01 — GPIO / ADC reference |
| Chân 32 | PB02 — GPIO / ADC input |
Ứng dụng tiêu biểu
PIC32CM6408MC00032-E/PT phù hợp cho 8 Áp dụngs: BLDC / PMSM Motor Control, HVAC Compressor Drives, Automotive Body Electronics, Industrial Sensor Hub, Solar Inverter Auxiliary Control, Battery Management Interface, Consumer Appliance Control, E-Bike / E-Scooter Drive.
BLDC / PMSM Motor Control
The PIC32CM6408MC00032-E/PT is purpose-built for brushless DC and permanent-magnet synchronous motor field-oriented control (FOC). Its integrated 16-bit Sigma-Delta ADC simultaneously samples two shunt currents at >50 ksps with high SNR, enabling accurate I-D/I-Q decomposition without external amplifiers; the 10-bit DAC supports analog speed references or torque setpoints. At 48 MHz the Cortex-M0+ core executes Park/Clarke transforms and a complete FOC loop in well under 10 us, and the AEC-Q100 Grade 1 qualification allows deployment in automotive under-hood pumps and fans up to +125 C.
Được đề xuất
HVAC Compressor Drives
Variable-speed HVAC compressors demand both high-temperature reliability and 5 V I/O tolerance. The PIC32CM6408MC00032-E/PT operates from -40 C to +125 C and tolerates 5 V on GPIO, allowing direct interface to legacy thermistor divider circuits and opto-isolated command inputs. The 64 KB Flash holds a sensorless FOC algorithm plus a digital-filter compensator for pressure/temperature loops; the 8 KB SRAM is ample for state-machine + filter history. The MCU's 2 KB EEPROM stores calibration constants and run-hour counters across power cycles.
Được đề xuất
Automotive Body Electronics
The PIC32CM6408MC00032-E/PT fits body-control modules for seat adjusters, mirror actuators, window lifts, and lighting where AEC-Q100 Grade 1 is mandatory. Its integrated LIN transceiver interface connects directly to a LIN bus without an external transceiver (in 5 V LIN applications with a small external transceiver). The Cortex-M0+ core's deterministic interrupt latency ensures responsive end-stop detection and anti-pinch algorithms; the 26 GPIO allow direct drive of relays and H-bridge enables without external logic.
Được đề xuất
Industrial Sensor Hub
The PIC32CM6408MC00032-E/PT serves as a 5 V-tolerant sensor aggregator for industrial 24 V-derived rails, with on-chip Sigma-Delta ADC simplifying direct connection to 4-20 mA current-loop sensors via a single shunt. SERCOM ports can be flexibly assigned as UART, SPI, or I2C, allowing simultaneous connection to an SPI accelerometer, I2C pressure sensor, and UART-modbus interface. The -40 C to +125 C operating range and integrated LIN interface make the part attractive for outdoor industrial enclosures and factory-floor nodes.
Được đề xuất
Solar Inverter Auxiliary Control
Auxiliary control in solar micro-inverters requires the PIC32CM6408MC00032-E/PT's wide 2.7-5.5 V supply range, 5 V GPIO tolerance, and Sigma-Delta ADC for accurate DC-bus current sensing. The 64 KB Flash stores MPPT firmware and grid-synchronization state machines; the 2 KB EEPROM records energy-production counters. The MCU runs the slower housekeeping loop while a companion DSP or FPGA handles high-speed switching; the PIC32CM part manages relay control, temperature monitoring, and Modbus communication.
Được đề xuất
Battery Management Interface
The PIC32CM6408MC00032-E/PT acts as a battery-management-system (BMS) slave interface, aggregating cell voltages via its 12-bit SAR ADC and reporting over UART/SPI to a host BMS controller. The 5 V tolerance and -40 C to +125 C range suit under-the-hood automotive battery packs. The Cortex-M0+ core handles balancing algorithms, fault detection, and isolation-monitoring while staying within tight power budgets; the 2 KB EEPROM stores lifetime cycle counts and calibration data.
Được đề xuất
Consumer Appliance Control
The PIC32CM6408MC00032-E/PT powers next-generation consumer appliances such as washing-machine drum motors, dishwasher pumps, and refrigerator compressors. Its cost-effective Cortex-M0+ core, integrated analog peripherals, and AEC-Q100 grade allow one platform to span both commercial and select entry-level industrial appliance lines. The 64 KB Flash supports advanced features like sensorless control, automatic load detection, and Wi-Fi/BLE co-processor interfaces via SERCOM.
Được đề xuất
E-Bike / E-Scooter Drive
Light electric vehicles such as e-bikes and e-scooters need a compact, 5 V-tolerant, automotive-qualified MCU for BLDC hub-motor control. The PIC32CM6408MC00032-E/PT fits the bill: 64 KB Flash holds torque-assist firmware, the Sigma-Delta ADC measures phase currents precisely, and the 10-bit DAC outputs variable throttle ramps. The AEC-Q100 grade and -40 C to +125 C range cover outdoor temperature swings, while the 32-pin TQFP allows a small motor-controller PCB.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC32CM6408MC00032-E/PT — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC32CM1216MC00032T-E/RTB | PIC32CM1216MC00032-E/RTB | PIC32CM1216MC00048T-I/Y8X | PIC32CM5164LS60064T-I/PT |
|---|---|---|---|---|---|
| Package | 32-pin TQFP (7x7) | 32-pin TQFP (7x7) | 32-pin TQFP (7x7) | 32-pin TQFP-equivalent | 32-pin TQFP (PT) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Architecture | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ (LS low-power series) |
| Flash | 64 KB | 16 KB | 16 KB | 16 KB | 64 KB |
| SRAM | 8 KB | 4 KB | 4 KB | 4 KB | 8 KB |
| EEPROM | 2 KB | 1 KB | 1 KB | 1 KB | 2 KB |
| Maximum Clock Speed | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Supply Voltage Range | 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 |
| Operating Temperature | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C |
| Automotive Grade | AEC-Q100 Grade 1 | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 |
Bảo phân biệt quan trọng
- AEC-Q100 Grade 1 motor-control MCU with integrated Sigma-Delta ADC (vsPIC32CM1216MC00032-E/RTB (Site MPN, lower-Flash variant))
- 5 V GPIO tolerance eliminates level shifters in 5 V systems (vsMost Cortex-M0+ MCUs from competing vendors)
- Sigma-Delta ADC enables direct shunt current sensing (vsPIC32CM5164LS60064T-I/PT (LS low-power series))
Ghi chú thiết kế
Decouple VDD with a 100 nF X7R ceramic placed within 3 mm of each VDD/VSS pair, plus a bulk 4.7 uF X5R ceramic on the main supply rail. The PIC32CM6408MC00032-E/PT has separate analog and digital supply pins; if the package exposes AVSS, connect it directly to the digital ground plane using a single via to avoid ground loops. Estimated: at 48 MHz active core and peripheral current ~15 mA, supply ripple should remain below 50 mV for ADC accuracy.
Route the Sigma-Delta ADC differential pairs as a tightly-coupled, length-matched pair on the same PCB layer, with a ground shield on each side. Keep switching nodes (PWM, gate drivers) at least 5 mm away from the analog traces and bypass capacitors. For motor-drive PCBs, split the ground plane so that the return currents from the power stage do not flow through the analog section's ground reference. Reference: Microchip AN-2564 motor-control PCB layout guide.
Do not exceed the 5.5 V absolute-maximum rating on any GPIO. The Cortex-M0+ lacks an FPU - use fixed-point math for Park/Clarke transforms (scale by 1024, shift right 10) rather than floating-point to keep the FOC loop under 10 us. Enable the Flash ECC bit early in init code, since inadvertent single-bit errors in motor-control firmware can cause dangerous actuator commands. Estimated: at -40 C cold-start, the internal 32 kHz oscillator calibration may drift up to 3%; verify with the FS register trim if precise timing is required.
The 32-pin TQFP (7x7 mm) has theta_JA around 60-70 C/W on a 2-layer JEDEC test board. Estimated: at 25 mA active + 10 mA peripheral current, total dissipation is ~140 mW at 5 V, giving a junction temperature rise of ~10 C above ambient - well within the +125 C limit. In enclosed motor-drive enclosures with elevated ambient, however, derate supply voltage and clock frequency or add thermal vias under the exposed pad if available.
Thông tin tuân thủ
AEC-Q100 Grade 1 automotive qualified per Microchip product page. RoHS and REACH compliant. Lead-free and halogen-free packaging. Conflict-minerals statement available on Microchip corporate responsibility page.
