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数据手册.pdfARM MCU微控制单元, Kinetis EA Family KEAZx Series Microcontrollers, ARM 皮质-M0+, 32位, 48 MHz, 8 KB, 1 KB
Overview
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
* Excellent 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
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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 band gap reference channel, operation in Stop mode, optional hardware trigger ADC
* Two analog comparators containing a 6-bit DAC and programmable reference input ACMPComparison Table
### KEA Family Comparison
Device | Flash | RAM | EEPROM | Freq | MSCAN | SCI | SPI | ATD | Flex-Tim | IIC | GPIO | Packages
\---|---|---|---|---|---|---|---|---|---|---|---|---
KEAZN8 | 8K | 1K | Emulated | 48MHz | 0 | 1 | 1 | 12c12b | 6c+2c 16b | 1 | Up to 22 | 16 TSSOP/24 QFN
KEAZN16 | 16K | 2K | 256B | 40MHz | 0 | 3 | 2 | 16c12b | 6c+2c+2c 16b | 2 | Up to 57 | 32/64 LQFP
KEAZN32 | 32K | 4K | 256B | 40MHz | 0 | 3 | 2 | 16c12b | 6c+2c+2c 16b | 2 | Up to 57 | 32/64 LQFP
KEAZN64 | 64K | 4K | 256B | 40MHz | 0 | 3 | 2 | 16c12b | 6c+2c+2c 16b | 2 | Up to 57 | 32/64 LQFP
KEAZ64 | 64K | 8K | Emulated | 48MHz | 1 | 3 | 2 | 16c12b | 6c+2c+2c 16b | 2 | Up to 71 | 64/80 LQFP
KEAZ128 | 128K | 16K | Emulated | 48MHz | 1 | 3 | 2 | 16c12b | 6c+2c+2c 16b | 2 | Up to 71 | 64/80 LQFP