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ads1299模拟前端供电，准备采用单节锂电池供电，充电管理芯片采用bq24040，单片机及ad芯片供电需要 3v，+-2.5V，求推荐电源芯片，功耗要求低。
可以使用WEBENCH软件工具进行器件选择。http://www.ti.com.cn/lsds/ti_zh/analog/webench/overview.page
Hi
可以参照ADS1298 evm板中的方案：
