Enhanced Full-Duplex Speakerphone IC

General Description Most modern speakerphones use half-duplex operation, which alternates transmission between the far-end talker and the speakerphone user. This is done to ensure stability because the acoustic coupling between the speaker and microphone is much higher in speaker phones than in

文件：873.18 Kbytes 页数：48 Pages

CIRRUS

凌云逻辑

High speed and Simple 4-Bit Microcontroller

GENERAL DESCRIPTION The MSM6422 is a low-power, single-chip device implemented in complementary metal-oxide semiconductor technology. The MSM6422 can be used in place of logic ICs configured around a main CPU, or for small-scale systems such as home electronic equipment. FEATURES • ROM : 2048

文件：97.73 Kbytes 页数：10 Pages

OKIOki Electric Cable Co.,Ltd

冲电线日本冲电线株式会社

BUS-CONTROLLED AUDIO MATRIX

DESCRIPTION The TEA6422 switches 6 stereo audio inputs on 3 stereo outputs. All the switching possibilities are changed through the I2C BUS. ■ 6 Stereo Inputs ■ 3 Stereo Ouputs ■ Gain Control 0 dB/Mute for each Output ■ Cascadable (2 different addresses) ■ Serial Bus Controlled ■ Very

文件：168.08 Kbytes 页数：10 Pages

STMICROELECTRONICS

意法半导体

BUS-CONTROLLED AUDIO MATRIX

DESCRIPTION The TEA6422 switches 6 stereo audio inputs on 3 stereo outputs. All the switching possibilities are changed through the I2C BUS. ■ 6 Stereo Inputs ■ 3 Stereo Ouputs ■ Gain Control 0 dB/Mute for each Output ■ Cascadable (2 different addresses) ■ Serial Bus Controlled ■ Very

文件：168.08 Kbytes 页数：10 Pages

STMICROELECTRONICS

意法半导体