Freescale Semiconductor MKL24Z32xxx4

The Freescale Semiconductor MKL24Z32xxx4 is a Core features - 32-bit ARM Cortex-M0+ core (up to 48MHz CPU Clock) - Nested vectored interrupt contr. (NVIC) - Async. wake-up interrupt contr. (AWIC) Debug & trace capability - 2-pin serial wire debug (SWD) - Micro trace buffer (MTB) - Data watchpoint and trace (DWT) System and power management - Software watchdog - Integrated bit manipulation engine (BME) - DMA controller - Low-leakage wake-up unit (LLWU) - Power management controller with 10 different power modes - Non-maskable interrupt (NMI) - 80-bit unique identification (ID) number per chip Clocks - External crystal oscillator or resonator - DC- 48 MHz external square wave input clock - Internal clock references - 31.25 to 39.063 kHz oscillator, 4 MHz oscillator, 1 kHz oscillator - Frequency-locked loop with the range of 20-25 MHz and 40-48 MHz - Phased-locked loop up to 100 VCO Memories and Memory Interfaces - 32KB Flash - 4KB SRAM - 64 Byte Flash Cache Security and integrity - COP watchdog Analog - High speed comparator (HSCMP)with internal 6-bit digital-to-analog converter (DAC) - 12-bit digital-to-analog converter (DAC) for KL25 Timers - Two 6-channel and one 2-channel 16-bit flexible timers - 32-bit Programmable interrupt timer (PIT) - Real-time clock (SRTC) - Low-power timer (LPTMR) - System tick timer (SYSTIK) Communications - USB low speed/full-speed OTG/host device- SPI - SPI - I2C with DMA support - UART with DMA support Human-machine interface - GPIO with pin interrupt support, DMA request capability, and other pin control options - Capacitive touch sensing inputs.