Kinetis® M Series: Metrology Microcontrollers (MCUs) based on Arm® Cortex®-M0+ Core

Kinetis M series MCUs are based upon the low-power Arm® Cortex®-M0+ core and are designed for single-chip 1, 2 and 3 -phase electricity meters as well as flow meter and other precision measurement applications.

Standard Key Features: 24bit (ΣΔ) ADC with PGA, SAR ADC, timers, and comparators
CPU Memory Development
Hardware
HMI Comms Security
Products Arm
Cortex-M0+
Flash /
SRAM
Packages Tower Module SLCD UART
(ISO7816/
LPUART)
I2C
SPI
RNG
CRC
MMCAU
KM1x
Baseline
50 MHz 64–128 KB / 16 KB 44LGA TWR-KM34Z50M(V3) N/A 2 (2 / -) 1 2 N/A
KM3x
Segment LCD
50–75 MHz 64–256 KB / 16–32 KB 64LQFP, 100LQFP, 144LQFP TWR-KM34Z50M(V3) TWR-KM34Z75M Up to 56X8 4-5 (2 / 0-1) 1 2 Optional

Kinetis M Series MCUs - Fact Sheet

Kinetis M series MCUs are based on the 32-bit Arm Cortex-M+ core and provide a low-cost, highly integrated solution for one-, two- and three-phase electricity meters that require powerful 32-bit processing capability, precision analog, security, and HMI functionality.