BYD Microelectronics Co., Ltd. BF6921A BF6921A D.
BF6921A - 8/16-Channel Capacitive TouchKey Controller
BYD Microelectronics Co., Ltd. BF6921A BF6921A Datasheet 8/16-Channel Capacitive TouchKey Controller Product Preview Reversion 1.0 Date April 16, 2.