MM32L486PF
Advanced ultra-low-power Cortex-M0+ MCU with 256KB Flash, 32KB RAM, USB, and rich analog for complex battery applications
Product Overview
Description
The MM32L486PF is an advanced ultra-low-power microcontroller featuring ARM Cortex-M0+ core with expanded memory and USB connectivity for sophisticated battery-powered applications.
This MCU includes 256KB Flash memory and 32KB SRAM, providing resources for complex applications and protocol stacks. The integrated USB 2.0 full-speed interface enables direct PC connectivity.
Rich analog peripherals including op-amps, comparators, and high-resolution ADC enable sophisticated sensor interfacing without external components.
Product Series
MM
Primary Application
USB sensor devices
Key Features
- ARM Cortex-M0+ up to 48MHz
- 256KB Flash with read protection
- 32KB SRAM
- USB 2.0 full-speed
- Operational amplifiers
- 12-bit ADC
- Analog comparators
Specifications
| Core | ARM Cortex-M0+ |
|---|---|
| Frequency | 48 MHz |
| Flash | 256 KB |
| RAM | 32 KB |
| Active Current | 110μA/MHz |
| Standby Current | 1.2μA with RTC |
| Package | LQFP-64 |
Applications
USB sensor devices
Sensor signal conditioning
Portable medical instruments
Medical electronics
Data loggers
Electronic system design
Smart home controllers
Industrial automation and control
Advanced wearables
Electronic system design
FAE Expert Insights
"The MM32L486PF bridges the gap between ultra-low-power and high-performance. The USB interface is rare in low-power MCUs and enables direct data download or charging without additional interface chips. The 256KB Flash is sufficient for complex applications including USB device stacks and sensor fusion algorithms. I recommend this for portable medical devices that need to connect to PCs for data download, or smart home controllers with rich sensor interfaces."
USB connectivity with ultra-low-power for portable data acquisition
— Chen Hua, BeiLuo
Frequently Asked Questions
Can MM32L486PF operate as USB device and host?
Yes, the MM32L486PF supports both USB device and host modes. In device mode, it can enumerate as CDC (virtual COM port), HID, or MSC (mass storage) class. In host mode, it can communicate with USB flash drives, keyboards, and other peripherals. The USB peripheral operates at full-speed (12Mbps) and includes dedicated endpoint memory.
Contact LiTong for USB application development support.