Freescale Semiconductor SKEAZN16xxx2

The Freescale Semiconductor SKEAZN16xxx2 is an ARM Cortex-M0+ running at up to 20 MHz Operating characteristics – Voltage range: 2.7 to 5.5 V – Flash write voltage range: 2.7 to 5.5 V – Temperature range (ambient): -40 to 125°C Memories and memory interfaces – Up to 64 KB flash – Up to 256 B EEPROM – Up to 4 KB RAM Clocks – Oscillator(OSC) - Range of 31.25 kHz to 39.0625 kHz or 4 MHz to 20 MHz – Internal clock source (ICS) up to 20 MHz – Internal 1 kHz low-power oscillator (LPO) System peripherals – Power management module (PMC) – Low-voltage detection (LVD) – Watchdog with independent clock source – Programmable cyclic redundancy check module – Serial wire debug interface (SWD) – Bit manipulation engine (BME) Security and integrity modules – 64-bit unique identification (ID) Human-machine interface – Up to 57 GPIO – Two 8-bit KBI – External interrupt (IRQ) Analog modules – One 16-channel 12-bit SAR ADC – Two analog comparators Timers – One 6-channel FlexTimer/PWM (FTM) – Two 2-channel FlexTimer/PWM (FTM) – One 2-channel periodic interrupt timer (PIT) – One real-time clock (RTC) Communication interfaces – Two SPI modules (SPI) – Three UART modules (UART) – One I2C module (I2C) Package options – 64-pin LQFP – 44-pin LQFP – 32-pin LQFP.