ARM Cortex-M4 的Kinetis 微控制器简介(12)

Kinetis 混合信号 模拟) 混合信号(模16-bit逐次逼近 逐次逼近ADC 逐次逼近 1.15V 最小参考电压 差分或单端 1, 4, 8, 16或32次平均 自动比较功能 与DAC同步触发 可配置的精度, 采样时间、采样速 度和功耗 (8/10/12/16位精度) 每个ADC转换器最高支持20个通 道 12-bit DAC 16字DAC FIFO 硬件或软件触发 高速比较 高速比较器 可编程迟滞控制和中断触发 可选择的比较输出反转 集成6-bit参考DAC 可编程增益放大器 64倍放大参考电压 参考电压 (Vref) 可校准 < 33ppm/ºC 温度变化(0°-50°C 温度范围)Freescale, the Freescale logo, AltiVec, C-5, CodeTEST, CodeWarrior, ColdFire, C-Ware, mobileGT, PowerQUICC, StarCore, and Symphony are trademarks of Freescale Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, CoreNet, the Energy Efficient Solutions logo, Flexis, MXC, Platform in a Package, Processor Expert, QorIQ, QUICC Engine, SMARTMOS, TurboLink and VortiQa are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners. © 2010 Freescale Semiconductor, Inc.11