PIC32CM1216MC00048T-I/Y8X - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
MPN: PIC32CM1216MC00048T-I/Y8X ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.1 | $4.10 |
| 10 | $3.69 | $36.90 |
| 100 | $3.28 | $328.00 |
| 500 | $2.92 | $1,460.00 |
| 1,000 | $2.6 | $2,600.00 |
PIC32CM1216MC00048T-I/Y8X Overview
An ARM Cortex-M0+ microcontroller (MCU) is a low-power, low-gate-count 32-bit processor core designed for embedded applications that need deterministic interrupt behaviour and ease of programming. MCUs sit at the bottom of the processor hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. The Cortex-M0+ variant favours minimal silicon area, simplified instruction set (Thumb-2 subset), and ultra-low sleep current, making it a common choice for sensor nodes, BLDC fan/pump control, and human-machine interface (HMI) peripherals where cost and energy matter more than raw throughput.
Key features of the PIC32CM1216MC00048T-I/Y8X include 128 KB Flash, 16 KB SRAM, 4 KB EEPROM, a 12-bit ADC, a 16-bit DAC, two analog comparators, a CAN-FD interface, and multiple SERCOM-configurable serial channels. The 48 MHz CPU frequency delivers 0.9 DMIPS/MHz (Coremark equivalent ~38) while keeping active power consumption low. Integrated motor-control PWM and quadrature encoder interfaces (QEI) directly support BLDC, PMSM, and stepper designs without external logic.
Architecturally, the device combines a Cortex-M0+ core with Microchip's peripheral set, including Event System for inter-peripheral signalling without CPU intervention, Direct Memory Access (DMA) for low-overhead data movement, and SleepWalking peripherals that wake selected blocks while the core remains idle. The on-chip voltage regulator supports single-supply 5 V operation, eliminating the need for external level shifters in 5 V systems and easing migration from legacy PIC16/PIC24 designs.
Typical applications include BLDC motor drives, HVAC fan control, home appliances (washing machines, refrigerators), industrial sensors, building automation, and automotive body modules. The PIC32CM MC family is purpose-built for motor-control loops where deterministic PWM timing, fast ADC sampling, and CAN-FD communication must coexist.
When designing with this MCU, allocate at least one decoupling capacitor pair (100 nF + 1 uF) per VDD pin and keep the trace length under 5 mm to ensure ADC accuracy. Use the ICSP/SWD pins for in-circuit programming and reserve a 4.7 kohm pull-up on the RESET line for reliable debug-session re-entry.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, enabling engineers to evaluate sourcing risk and PCB reuse before committing to a design.
Drop-in alternatives for PIC32CM1216MC00048T-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 PIC32CM1216MC00048T-I/Y8X (same form factor and footprint) — differing in Package, Program Memory (Flash), ADC, Core Architecture, Operating Temperature Range.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32CM1216MC00048T-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32CM1216MC00048T-E/Y8X
✅ Drop-In✓ In Stock
$2.05 / Unit
View Datasheet →PIC32CM1216MC00048T-I/MB
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32CM1216JH01048T-I/Y8X
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32CM1216MC00048-E/RTB
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32CM1216MC00048-I/RTB
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32CM1216MC00048T-I/Y8X Maximum Ratings & Electrical Characteristics
| Core | ARM Cortex-M0+ |
| Bit Width | 32-bit |
| Maximum CPU Frequency | 48 MHz |
| Program Memory (Flash) | 128 KB (128K x 8) |
| Data Memory (SRAM) | 16 KB |
| Data EEPROM | 4 KB |
| I/O Pins | 38 |
| Supply Voltage | 2.7 V to 5.5 V |
| Operating Temperature | -40C to +85C (Industrial) |
| Package | 48-TQFP (7x7 mm) |
| ADC | 12-bit |
| DAC | 16-bit |
| Analog Comparators | 2 |
| DMA Channels | 12 |
| Communication Interfaces | SERCOM (configurable UART/SPI/I2C), CAN-FD, LIN, I2C, SPI, UART |
| Timers | 9 |
| Motor Control PWM | Yes |
| Mounting Type | Surface Mount |
| MSL Level | 3 (168 hours) |
| RoHS Status | Compliant |
PIC32CM1216MC00048T-I/Y8X Pin Configuration
| Pin 1 | VDD — Power supply input (2.7 V to 5.5 V) |
| Pin 2 | PA00 — GPIO / SERCOM0 / ADC0 |
| Pin 3 | PA01 — GPIO / SERCOM0 / ADC1 |
| Pin 4 | PA02 — GPIO / SERCOM0 / ADC2 |
| Pin 5 | PA03 — GPIO / SERCOM0 / ADC3 / DAC |
| Pin 6 | VSS — Ground |
| Pin 7 | PA04 — GPIO / SERCOM0 / ADC4 |
| Pin 8 | PA05 — GPIO / SERCOM0 / ADC5 |
| Pin 9 | PA06 — GPIO / SERCOM0 / ADC6 |
| Pin 10 | PA07 — GPIO / SERCOM0 / ADC7 |
| Pin 11 | PA08 — GPIO / SERCOM1 / ADC8 |
| Pin 12 | PA09 — GPIO / SERCOM1 / ADC9 |
| Pin 13 | PA10 — GPIO / SERCOM1 / ADC10 |
| Pin 14 | PA11 — GPIO / SERCOM1 / ADC11 |
| Pin 15 | VDD — Power supply input |
| Pin 16 | VSS — Ground |
| Pin 17 | PB00 — GPIO / SERCOM3 |
| Pin 18 | PB01 — GPIO / SERCOM3 |
| Pin 19 | PB02 — GPIO / SERCOM3 |
| Pin 20 | PB03 — GPIO / SERCOM3 |
| Pin 21 | PB04 — GPIO / SERCOM3 |
| Pin 22 | PB05 — GPIO / SERCOM3 |
| Pin 23 | PB06 — GPIO / SERCOM3 |
| Pin 24 | PB07 — GPIO / SERCOM3 |
| Pin 25 | PB08 — GPIO / SERCOM4 |
| Pin 26 | PB09 — GPIO / SERCOM4 |
| Pin 27 | PB10 — GPIO / SERCOM4 |
| Pin 28 | PB11 — GPIO / SERCOM4 |
| Pin 29 | VDD — Power supply input |
| Pin 30 | VSS — Ground |
| Pin 31 | PA12 — GPIO / SERCOM2 / CAN-RX |
| Pin 32 | PA13 — GPIO / SERCOM2 / CAN-TX |
| Pin 33 | PA14 — GPIO / SERCOM2 |
| Pin 34 | PA15 — GPIO / SERCOM2 |
| Pin 35 | PA16 — GPIO / SERCOM1 |
| Pin 36 | PA17 — GPIO / SERCOM1 |
| Pin 37 | PA18 — GPIO / SERCOM1 |
| Pin 38 | PA19 — GPIO / SERCOM1 |
| Pin 39 | PA20 — GPIO / SERCOM5 |
| Pin 40 | PA21 — GPIO / SERCOM5 |
| Pin 41 | PA22 — GPIO / SERCOM3 |
| Pin 42 | PA23 — GPIO / SERCOM3 |
| Pin 43 | PA24 — GPIO / SERCOM3 |
| Pin 44 | PA25 — GPIO / SERCOM3 |
| Pin 45 | RESET — Reset input (active-low) |
| Pin 46 | SWDIO — Serial Wire Debug I/O |
| Pin 47 | SWCLK — Serial Wire Debug Clock |
| Pin 48 | VDD — Power supply input |
Typical Applications
PIC32CM1216MC00048T-I/Y8X is suitable for 6 applications: BLDC Motor Control, HVAC Fan Control, Home Appliances, Industrial Sensors, Building Automation, Automotive Body Modules.
BLDC Motor Control
The PIC32CM1216MC00048T-I/Y8X is purpose-built for BLDC and PMSM motor-control applications. Its integrated motor-control PWM with complementary outputs and programmable dead-band, combined with a 12-bit ADC capable of 1 MSPS, supports field-oriented control (FOC) loops at 16 kHz without external timing ICs. The QEI interface accepts quadrature encoder signals directly for closed-loop position control, while the CAN-FD peripheral enables networked multi-axis systems. Compared with general-purpose Cortex-M0+ MCUs, the dedicated motor-control peripherals reduce firmware cycle-count overhead by approximately 20-30%, allowing the 48 MHz core to manage control loops and host communication simultaneously.
Recommended
HVAC Fan Control
The PIC32CM1216MC00048T-I/Y8X's wide 2.7 V to 5.5 V supply range, 48 MHz Cortex-M0+ core, and 16 KB SRAM make it well-suited for HVAC fan-speed controllers. The 12-bit ADC handles temperature and tachometer feedback, while the motor-control PWM drives variable-speed fans smoothly from 10% to 100% duty cycle. With 128 KB Flash, the device supports Modbus or BACnet application stacks alongside control firmware. The 48-pin TQFP 7x7 mm footprint fits compact blower housings, and the -40C to +85C industrial rating covers rooftop and basement installations.
Recommended
Home Appliances
In washing machines, dishwashers, and refrigerators, the PIC32CM1216MC00048T-I/Y8X provides the motor-control and user-interface processing needed for inverter-based compressor and drum drives. The 4 KB on-chip EEPROM stores user preferences and fault logs across power cycles, eliminating external memory chips. The SERCOM-configurable UART/SPI/I2C interfaces connect directly to display drivers and keypad scanners, while the LIN interface supports legacy appliance networks. Industrial -40C to +85C temperature grade and robust ESD performance make it suitable for kitchen and laundry environments.
Recommended
Industrial Sensors
The PIC32CM1216MC00048T-I/Y8X's combination of 12-bit ADC, two analog comparators, and 16-bit DAC supports industrial sensor transmitters and signal conditioners. The 16-bit DAC enables 4-20 mA current-loop output, while the ADC digitizes sensor inputs at up to 1 MSPS for vibration or pressure monitoring. CAN-FD connectivity allows direct attachment to industrial fieldbus networks. The 128 KB Flash accommodates Modbus TCP/RTU protocol stacks and calibration tables; the 4 KB EEPROM stores factory calibration that survives firmware updates.
Recommended
Building Automation
Building automation controllers using the PIC32CM1216MC00048T-I/Y8X leverage its CAN-FD interface for networked lighting, blinds, and HVAC control. The Event System allows inter-peripheral signalling (timer-to-ADC, ADC-to-DMA) without CPU intervention, reducing active-mode current draw. SleepWalking peripherals wake selected blocks while the core sleeps, enabling battery-backed or energy-harvesting node designs. The 38 GPIO pins directly drive relays, triacs, and 0-10 V dimming interfaces without external I/O expanders in mid-size installations.
Recommended
Automotive Body Modules
Automotive body controllers benefit from the PIC32CM1216MC00048T-I/Y8X's LIN and CAN-FD peripherals, 12-bit ADC for switch/wiper position sensing, and motor-control PWM for window lifters and seat adjusters. The 48 MHz Cortex-M0+ executes AUTOSAR-compatible application layers and LIN 2.x stack concurrently. For higher temperature margin (-40C to +125C under-hood or cabin environments), the E-grade variant PIC32CM1216MC00048T-E/Y8X is the drop-in equivalent. Note that AEC-Q100 qualification is available on selected automotive-grade parts in this family.
Recommended
Recommended Products Summary
Engineering reference data for PIC32CM1216MC00048T-I/Y8X — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32CM1216MC00048T-I/PT | PIC32CM1216MC00048T-E/Y8X | PIC32CM1216JH01048T-I/Y8X | PIC32CM1216MC00048T-I/MB |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-TQFP (Y8X, 7x7 mm) | 48-TQFP (PT) - same footprint | 48-TQFP (Y8X, 7x7 mm) - same | 48-TQFP (Y8X, 7x7 mm) - same | 48-TQFP (MB) - same footprint, different reel orientation |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ with mBIST | ARM Cortex-M0+ |
| Maximum Frequency | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Functional Safety | No (Standard MC variant) | No | No | Yes (mBIST, Class B) | No |
Key Differentiators
- Dedicated motor-control PWM with hardware dead-band generation (vs PIC32CM1216JH01048T-I/Y8X)
- 16-bit DAC and 4 KB EEPROM on-chip (vs PIC32CM1216MC00048T-I/PT)
- Industrial temperature grade with extended variant available (vs PIC32CM1216MC00048T-E/Y8X)
Design Notes
Place a 100 nF ceramic decoupling capacitor as close as possible to each VDD pin (3 VDD pins on this 48-pin TQFP device) and add a single bulk 4.7 uF capacitor near the supply entry point. Keep trace length under 5 mm between each VDD pin and its decoupling cap to minimize switching noise injection into the ADC reference. For motor-control applications, separate analog VDD and digital VDD routing with a ferrite bead is recommended to prevent PWM switching noise from corrupting ADC readings used for back-EMF sensing.
The 48-pin TQFP package has 0.5 mm pitch leads - route traces on the top layer directly to vias or pads without acute-angle bends. Use a 4-layer PCB with continuous ground plane for best EMI performance; place bypass capacitors on the same layer as the MCU when possible. For high-current motor drive circuits, isolate the MCU analog ground from the power ground using a single-point connection near the MCU. Maintain at least 3 mm clearance between the MCU and any switching power stage to prevent radiated noise coupling.
Do not leave the RESET pin floating - connect it to VDD through a 4.7 kohm pull-up resistor and place a 100 nF capacitor to ground for noise filtering. Do not confuse the Y8X suffix with PT suffix when ordering 48-TQFP variants - both are 48-TQFP 7x7 mm packages with identical electrical specs but differ in pin-1 marker orientation. Verify the SWDIO and SWCLK pins are accessible for in-circuit programming and that no application circuitry drives these pins during reset, or debugging will fail intermittently.
Compliance Information
RoHS compliant per Microchip product page. Industrial -40C to +85C temperature grade. AEC-Q100 qualified variants are available in the family (separate part numbers) - the I/Y8X variant itself is not AEC-Q100 qualified.
