Ultra-Reliable KEA Automotive Microcontrollers (MCUs) based on Arm® Cortex®-M0+ Core

KEA

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Kinetis® EA series of 32-bit Arm® Cortex® MCUs are targeted for a wide range of automotive and industrial applications requiring the highest level of quality and longevity support. The Kinetis EA series is an entry point to the broad Arm ecosystem and features:

  • A low-power Arm Cortex-M0+ core and 8–128 KB of embedded flash
  • Great EMC/ESD, high temperature, and low radiated emissions
  • Scalable, highly robust performance solution for cost-sensitive automotive applications
  • A broad set of reference designs, tools and application notes to help shorten design development and speed time-to-market

Product Details

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Block Diagram

KEA/C9KEA Main Features

3 Phases Sensorless BLDC Motor Control Block Diagram
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Features

Performance

  • Up to 48 MHz Arm Cortex M0+ core
  • Single-cycle 32-bit x 32-bit multiplier

Memory

  • Up to 128K embedded flash
  • Up to 256 B EEPROM
  • Up to 16K RAM

Clocks

  • External Oscillator (OSC)
  • Internal Clock Source (ICS)

System functions

  • 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)
  • Aliased SRAM bitband region (BITBAND)
  • Bit manipulation engine (BME)

Communication interfaces

  • Up to two SPI modules
  • Up to three UART modules
  • Up to two IIC modules
  • Up to one CAN module

Multiple Timers

  • One 6-channel FlexTimer/PWM (FTM)
  • Up to two 2-channel FlexTimer/PWM (FTM)
  • One 2-channel periodic interrupt timer (PIT)
  • One pulse width timer (PWT)
  • One real-time clock (RTC)

Analog modules

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

Part numbers include: S9KEAZ128ACLH, S9KEAZ128ACLK, S9KEAZ128AMLH, S9KEAZ128AMLK, S9KEAZ128AVLH, S9KEAZ128AVLK, S9KEAZ64ACLH, S9KEAZ64ACLK, S9KEAZ64AMLH, S9KEAZ64AMLK, S9KEAZ64AVLH, S9KEAZ64AVLK, S9KEAZN16ACLC, S9KEAZN16ACLH, S9KEAZN16AMLC, S9KEAZN16AMLH, S9KEAZN32ACLC, S9KEAZN32ACLH, S9KEAZN32AMLC, S9KEAZN32AMLH, S9KEAZN32AVLC, S9KEAZN64ACLC, S9KEAZN64ACLH, S9KEAZN64AMLC, S9KEAZN64AMLH, S9KEAZN8ACFK, S9KEAZN8ACTG, S9KEAZN8AMFK, S9KEAZN8AMTG, S9KEAZN8AVTG.

Family Comparison Table

Device Flash RAM EEPROM Freq MSCAN SCI SPI ADC Flex-Timer IIC GPIO Packages
KEAZN8 8K 1K Emulated 48MHz 0 1 1 12ch 12bit 6ch+2ch 16bit 1 Up to 22 16 TSSOP/24 QFN
KEAZN16 16K 2K 256B 40MHz 0 3 2 16c12b 6ch+2ch+2ch 16bit 2 Up to 57 32/64 LQFP
KEAZN32 32K 4K 256B 40MHz 0 3 2 16c12b 6ch+2ch+2ch 16bit 2 Up to 57 32/64 LQFP
KEAZN64 64K 4K 256B 40MHz 0 3 2 16c12b 6ch+2ch+2ch 16bit 2 Up to 57 32/64 LQFP
KEAZ64 64K 8K Emulated 48MHz 1 3 2 16c12b 6ch+2ch+2ch 16bit 2 Up to 71 64/80 LQFP
KEAZ128 128K 16K Emulated 48MHz 1 3 2 16c12b 6ch+2ch+2ch 16bit 2 Up to 71 64/80 LQFP

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