Freescale Semiconductor MKE04Z8xxx4

The Freescale Semiconductor MKE04Z8xxx4 is an 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 105°C - Up to 48 MHz ARM® Cortex-M0+ core Memories and memory interfaces - Up to 8 KB flash - Up to 1 KB RAM Clocks - 31.25 kHz to 39.0625 kHz oscillator - 4 MHz to 20 MHz oscillator System peripherals - PMC with three power modes: Run, Wait, Stop - Low-voltage detection - Watchdog with independent clock source - Programmable CRC - Serial wire debug interface (SWD) - Aliased SRAM bitband region (BITBAND) - Bit Manipulation Engine (BME) Security and integrity modules - 80-bit unique identification (ID) number per chip Human-machine interface - Up to 22 general-purpose input/output (GPIO) - Two 8-bit keyboard interrupt modules (KBI) Analog modules - One 12-channel 12-bit SAR ADC - Two analog comparator containing a 6-bit DAC Timers - One 6-channel FlexTimer/PWM (FTM) - Two 2-channel FlexTimer/PWM (FTM) - One 2-channel periodic interrupt timer (PIT) - One pulse width timer (PWT) - One Real-time clock (RTC) Communication interfaces - One 8-bit SPI modules (SPI) - One SCI/UART modules (SCI) - One I2C module (I2C) Package options - 24-pin QFN - 20-pin SOIC - 16-pin TSSOP.