Kinetis® KE02-40 MHz, Entry-Level Microcontrollers (MCUs) based on Arm® Cortex® -M0+ Core

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Block Diagram

Kinetis E Series KE02_40 Block Diagram

Kinetis E Series KE02_40 Block Diagram

Features

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

Performance

  • Up to 40 MHz Arm® Cortex®-M0+ core
  • Single cycle 32-bit x 32-bit multiplier
  • Single cycle I/O access port

Memories and memory interfaces

  • Up to 64 KB flash
  • Up to 256 B EEPROM
  • Up to 4 KB RAM

Clocks

  • Oscillator (OSC) - loop-controlled Pierce oscillator, crystal or ceramic resonator range of 31.25 kHz to 39.0625 kHz or 4 MHz to 20 MHz
  • Internal clock source (ICS) - internal FLL with internal or external reference, precision trimming of internal reference allowing 1% deviation across temperature range of 0 °C to 70 °C and 1.5% deviation across temperature range of -40 °C to 105 °C, up to 40 MHz
  • Internal 1 kHz low-power oscillator (LPO)

System peripherals

  • Power management module (PMC) with three power modes: Run, Wait, Stop
  • Low-voltage detection (LVD) with reset or interrupt, selectable trip points
  • Watchdog with independent clock source (WDOG)
  • Programmable cyclic redundancy check module (CRC)
  • Serial wire debug interface (SWD)
  • Bit manipulation engine (BME)

Security and integrity modules

  • 64-bit unique identification (ID) number per chip

Human-machine interface

  • Up to 57 general-purpose input/output (GPIO)
  • Two 8-bit keyboard interrupt modules (KBI)

Analog modules

  • One 16-channel 12-bit SAR ADC with internal band gap reference channel, operation in Stop mode, optional hardware trigger (ADC)
  • Two analog comparators containing a 6-bit DAC and programmable reference input (ACMP)

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)

Design Resources

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Training

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