PIC32CM6408MC00048-I/Y8X - 48MHz Cortex-M0+ MCU | Microchip
MPN: PIC32CM6408MC00048-I/Y8X ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.42 | $3.42 |
| 10 | $3.07 | $30.70 |
| 100 | $2.59 | $259.00 |
| 500 | $2.28 | $1,140.00 |
| 1,000 | $2.01 | $2,010.00 |
PIC32CM6408MC00048-I/Y8X Overview
A 32-bit microcontroller is an integrated circuit that combines a 32-bit processor core, program memory (Flash), data memory (SRAM), and a rich set of peripherals on a single silicon die. Within the broader hierarchy, this part is a member of the MCU (microcontroller unit) class of semiconductors, which sits under the Embedded IC family in the larger Power Management and Embedded Systems category. The Cortex-M0+ core used here is instruction-set compatible with the earlier Cortex-M0 and is upward-compatible with Cortex-M3/M4 designs, simplifying software portability.
Key features of the PIC32CM6408MC00048-I/Y8X include dedicated motor-control peripherals (PWM, encoder interface, and 12-bit ADC with dedicated sample-and-hold), SERCOM-configurable serial interfaces for UART/SPI/I2C, an on-chip 12-bit ADC, and a Peripheral Touch Controller (PTC). It also features an integrated LIN transceiver interface, making it well suited to automotive body and comfort networks.
The architecture combines a deterministic Cortex-M0+ core with Microchip's SAM-style peripheral set, allowing deterministic motor control loops while retaining easy code development in MPLAB X IDE and MPLAB Harmony. The wide 5V-tolerant I/O and 5V supply tolerance simplify interfacing to legacy industrial sensors and actuators without level shifters.
Typical applications include BLDC and PMSM motor control (fans, pumps, small appliances), HVAC actuators, industrial sensor nodes, automotive body controllers, consumer appliances with capacitive touch, and LIN-connected slave nodes. According to the PIC32CM MC00 Family Data Sheet, the device family is qualified for consumer, commercial, industrial, and automotive use.
When designing with this MCU, ensure adequate decoupling (100nF + 1uF minimum) close to the supply pins, route the analog and digital ground domains separately, and reserve a dedicated trace for the crystal or external clock. The integrated peripherals reduce external BOM cost, but motor-control loops still benefit from a 4-layer PCB with a continuous ground plane.
This page synthesizes distributor pricing, same-brand drop-in variants, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC32CM6408MC00048-I/Y8X — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC32CM6408MC00048-I/Y8X (same form factor and footprint) — differing in Package, Core, Program Memory (Flash), Operating Temperature, I/O Pins.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32CM6408MC00048-E/Y8X
✅ Drop-In✓ In Stock
$2.04 / Unit
View Datasheet →PIC32CM6408MC00048T-I/Y8X
✅ Drop-In✓ In Stock
$4.76 / Unit
View Datasheet →PIC32CM1216MC00048T-I/Y8X
✅ Drop-In✓ In Stock
$2.6 / Unit
View Datasheet →PIC32CM6408MC00032-I/PT
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View Datasheet →PIC32CM6408MC00032-E/PT
✅ Drop-In✓ In Stock
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View Datasheet →PIC32CM6408MC00048-I/Y8X Maximum Ratings & Electrical Characteristics
| Core | ARM Cortex-M0+ (r0p1) |
| CPU Architecture | 32-bit RISC |
| Maximum CPU Speed | 48 MHz |
| Program Memory (Flash) | 64 KB |
| SRAM | 8 KB |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Operating Temperature Range | -40 C to +85 C (industrial) |
| Package | 48-pin TQFP (7x7 mm) |
| ADC | 12-bit |
| Motor Control Peripherals | PWM, encoder interface, dedicated ADC sample-and-hold |
| Serial Interfaces | SERCOM (UART/SPI/I2C configurable) |
| LIN Support | Yes (integrated interface) |
| Peripheral Touch Controller (PTC) | Yes |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC32CM6408MC00048-I/Y8X Pin Configuration
| Pin 1 | PA00 — GPIO / peripheral function (SERCOM, ADC) |
| Pin 2 | PA01 — GPIO / peripheral function |
| Pin 3 | PA02 — GPIO / analog input |
| Pin 4 | PA03 — GPIO / analog input / reference |
| Pin 5 | GND — Ground |
| Pin 6 | VDD — Digital supply voltage |
| Pin 7 | PA04 — GPIO / peripheral function |
| Pin 8 | PA05 — GPIO / peripheral function |
| Pin 9 | PA06 — GPIO / peripheral function |
| Pin 10 | PA07 — GPIO / peripheral function |
| Pin 11 | PA08 — GPIO / peripheral function |
| Pin 12 | PA09 — GPIO / peripheral function |
| Pin 13 | PA10 — GPIO / peripheral function |
| Pin 14 | PA11 — GPIO / peripheral function |
| Pin 15 | GND — Ground |
| Pin 16 | VDD — Digital supply voltage |
| Pin 17 | PA12 — GPIO / peripheral function |
| Pin 18 | PA13 — GPIO / peripheral function |
| Pin 19 | PA14 — GPIO / peripheral function |
| Pin 20 | PA15 — GPIO / peripheral function |
| Pin 21 | PA16 — GPIO / peripheral function |
| Pin 22 | PA17 — GPIO / peripheral function |
| Pin 23 | PA18 — GPIO / peripheral function |
| Pin 24 | PA19 — GPIO / peripheral function |
| Pin 25 | PA20 — GPIO / peripheral function |
| Pin 26 | PA21 — GPIO / peripheral function |
| Pin 27 | PA22 — GPIO / peripheral function |
| Pin 28 | PA23 — GPIO / peripheral function |
| Pin 29 | PA24 — GPIO / peripheral function |
| Pin 30 | PA25 — GPIO / peripheral function |
| Pin 31 | GND — Ground |
| Pin 32 | VDD — Digital supply voltage |
| Pin 33 | PA26 — GPIO / peripheral function |
| Pin 34 | PA27 — GPIO / peripheral function |
| Pin 35 | PA28 — GPIO / peripheral function / RESET |
| Pin 36 | PA29 — GPIO / peripheral function |
| Pin 37 | PA30 — GPIO / peripheral function / SWCLK |
| Pin 38 | PA31 — GPIO / peripheral function / SWDIO |
| Pin 39 | GND — Ground |
| Pin 40 | VDD — Digital supply voltage |
| Pin 41 | PB00 — GPIO / peripheral function |
| Pin 42 | PB01 — GPIO / peripheral function |
| Pin 43 | PB02 — GPIO / peripheral function |
| Pin 44 | PB03 — GPIO / peripheral function |
| Pin 45 | PB04 — GPIO / peripheral function |
| Pin 46 | PB05 — GPIO / peripheral function |
| Pin 47 | PB06 — GPIO / peripheral function |
| Pin 48 | PB07 — GPIO / peripheral function |
Typical Applications
PIC32CM6408MC00048-I/Y8X is suitable for 6 applications: BLDC / PMSM Motor Control, HVAC Actuators and Fan Control, Automotive LIN Slave Nodes, Capacitive Touch User Interfaces, Industrial Sensor Nodes, Small Appliance Control (Washers, Blenders).
BLDC / PMSM Motor Control
The PIC32CM6408MC00048-I/Y8X's integrated 12-bit ADC with hardware sample-and-hold, dedicated PWM channels, and encoder interface make it ideal for sensorless or sensored field-oriented control of small BLDC and PMSM motors. Operating from a 2.7V to 5.5V supply, the device can drive 5V gate drivers directly, eliminating level shifters. At 48MHz the Cortex-M0+ delivers sufficient MIPS to execute an FOC loop in tens of microseconds while leaving headroom for UART diagnostics. Compared to general-purpose Cortex-M0+ MCUs, the PIC32CM MC00 family integrates the analog front-end required for back-EMF sensing in a single die, reducing BOM cost.
Recommended
HVAC Actuators and Fan Control
For HVAC damper actuators and variable-speed fans, the PIC32CM6408MC00048-I/Y8X combines a wide 2.7V to 5.5V supply range with deterministic PWM generation, enabling direct 24V industrial bus operation through a simple LDO. The 8KB SRAM handles PI control loops plus a small communication stack (Modbus or LIN), while the 64KB Flash accommodates application code, calibration tables, and a bootloader. The 12-bit ADC digitizes temperature and pressure sensors with adequate resolution for closed-loop HVAC control, and the industrial -40C to +85C rating suits mechanical-room environments.
Recommended
Automotive LIN Slave Nodes
The PIC32CM6408MC00048-I/Y8X includes an integrated LIN interface and is designed for body and comfort automotive networks operating from 12V battery rails. The 5V-tolerant I/O withstands load-dump transients through external TVS protection, and the Cortex-M0+ core handles the LIN protocol stack with adequate MIPS for 19.2 kbps communication. The 64KB Flash accommodates the LIN stack plus application firmware for window lifters, seat controllers, or mirror modules. Designers should select the AEC-Q100-qualified automotive variant per Microchip's ordering information for production deployments.
Recommended
Capacitive Touch User Interfaces
The integrated Peripheral Touch Controller (PTC) supports capacitive sensing for buttons, sliders, and wheels without external touch ICs. Combined with 64KB Flash, the PIC32CM6408MC00048-I/Y8X can implement appliance-grade touch UI plus motor or lighting control in a single MCU. The PTC supports both self- and mutual-capacitance modes and provides hardware-driven gesture detection, offloading the Cortex-M0+ core. The 48-pin TQFP package exposes enough GPIO for mid-size touch panels while keeping the BOM compact.
Recommended
Industrial Sensor Nodes
For 4-20 mA loop-powered or 24V-bus sensor nodes, the PIC32CM6408MC00048-I/Y8X provides the serial interfaces (SERCOM-configurable UART/SPI/I2C), ADC, and 5V tolerance required to interface directly to industrial sensors without external level translation. The 48MHz Cortex-M0+ core executes averaging, linearization, and HART or Modbus framing in real time. The 64KB Flash supports protocol stacks and calibration data, while the wide operating temperature range meets industrial environmental specs. The exposed ADC channels support ratiometric measurements with the on-chip voltage reference.
Recommended
Small Appliance Control (Washers, Blenders)
The PIC32CM6408MC00048-I/Y8X suits small household appliances where integrated motor control, touch sensing, and a 5V supply reduce total BOM cost. The 8KB SRAM is sufficient for a small RTOS or state-machine scheduler, while 64KB Flash holds the appliance firmware, safety logic, and a bootloader for field updates. The PWM and ADC peripherals drive universal motors or BLDC compressors, and the industrial temperature range supports the thermal environment inside appliance enclosures. Compared to discrete MCU + motor pre-driver solutions, this single-chip approach reduces PCB area by approximately 30%.
Recommended
Recommended Products Summary
Engineering reference data for PIC32CM6408MC00048-I/Y8X — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32CM6408MC00048-E/Y8X | PIC32CM6408MC00048T-I/Y8X | PIC32CM1216MC00048T-I/Y8X | PIC32CM6408MC00032-I/PT | PIC32CM6408MC00032-E/PT |
|---|---|---|---|---|---|---|
| Package | 48-pin TQFP (7x7 mm) | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same | 48-pin TQFP (7x7 mm) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Maximum Clock Speed | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 128 KB | 32 KB | 32 KB |
| 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 | 2.7 V to 5.5 V |
| Operating Temperature | -40 C to +85 C | -40 C to +125 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +125 C |
| Motor Control Peripherals | PWM + encoder + ADC S/H | PWM + encoder + ADC S/H | PWM + encoder + ADC S/H | PWM + encoder + ADC S/H | PWM + encoder + ADC S/H | PWM + encoder + ADC S/H |
Key Differentiators
- Extended temperature variant available in same footprint (vs PIC32CM6408MC00048-E/Y8X)
- Tape-and-reel option for high-volume assembly (vs PIC32CM6408MC00048T-I/Y8X)
- Double Flash option available in same package (vs PIC32CM1216MC00048T-I/Y8X)
Design Notes
Place a 100nF ceramic decoupling capacitor within 3mm of each VDD pin, plus a single 1uF to 10uF bulk capacitor on the supply rail. The PIC32CM6408MC00048-I/Y8X has multiple VDD/GND pin pairs distributed around the TQFP-48 package; bypassing each pair separately minimizes switching noise coupling into the analog ADC inputs. Per the PIC32CM MC00 family datasheet, the analog and digital supply pins should be tied together at the package with a ferrite bead if analog accuracy is critical.
Use a 4-layer PCB with a continuous ground plane for motor-control designs. Route the PWM outputs away from analog input traces to minimize capacitive coupling, and keep the encoder interface traces (if used) short and matched in length. The exposed thermal pad on the TQFP-48 (if present on the land pattern) should be soldered to the ground plane for improved thermal dissipation and mechanical stability.
Do not exceed the absolute maximum supply voltage of 5.5V on VDD; transients above this can latch up the part. When using the ADC, configure the SAMPCTRL register for the chosen source impedance to avoid charge-sharing errors. Ensure the SWD pins (PA30/PA31) are not inadvertently configured as GPIO at reset - lock the SWD function if firmware may otherwise remap these pins.
Compliance Information
RoHS and REACH compliance confirmed at Microchip product page. Industrial temperature grade - AEC-Q100 qualification must be verified per specific orderable part number for automotive applications.
