TEA1098AG-R40-T 语音免提电话IC

工作电压低至 1.6V
内置可调直流稳压器
发射放大器可用于动态、磁性、压电
或电动麦克风
用于动态、磁性或压电耳机的接收放大器
带有用于线损补偿的 AGC。
DTMF 输入，确保可靠音调
用于脉冲或 DTMF 拨号的静音输入

详细描述

UTC 的 TEA1098A 包括线路接口、听筒麦克风和听筒放大器、免提麦克风和扬声器放大器以及双工控制器，双工控制器在电话应用的两个通道上都带有信号和噪声监视器。它还配备了耳机和扬声器放大器的数字音量控制。

The TEA1098A from UTC includes a line interface, handset microphone and earpiece amplifiers, handsfree microphone and loudspeaker amplifiers along with a duplex controller with signal and noise monitors on both channels for telephony applications. It is also equipped with digital volume control for both earphone and loudspeaker amplifiers.