Kinetis M Family KM3x Series Microcontrollers ARM微控制器:

Kinetis KM3x MCUs enable single-chip one-, two-, and three-phase electricity meters, as well as flow meters and other precision measurement applications.

• ARM Cortex-M0+ Core, Clocked Upto 75MHz
• FLASH: Upto 256 KB
• Cyclic Redundancy Check (CRC) Engine
• Memory Mapped Cryptographic Acceleration Unit (MMCAU) for AES Encryption
• 24-Bit Sigma Delta ADC( w/ 94 dB SNR)
• Programmable gain amplifier with gains from 1 to 32 with low temperature drift
• High precision internal voltage reference with low temperature drift
• Tamper detection with time stamping
• Applications: Electricity meters,Flow meters (e.g., heat, water, gas),Industrial measurement