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CXA2149Q中文資料索尼數(shù)據(jù)手冊PDF規(guī)格書

廠商型號	CXA2149Q
功能描述	US Audio Multiplexing Decoder
文件大小	300.92 Kbytes
頁面數(shù)量	25 頁
生產(chǎn)廠商	Sony Corporation
企業(yè)簡稱	Sony【索尼】
中文名稱	索尼官網(wǎng)
原廠標識
數(shù)據(jù)手冊	下載地址一下載地址二到原廠下載
更新時間	2025-3-19 23:31:00
人工找貨	CXA2149Q價格和庫存，歡迎聯(lián)系客服免費人工找貨

Description

The CXA2149Q is a video and audio switch IC featuring I2C bus compatibility for TV’s. The IC has

input pins that are compatible with the SCART protocols. It offers other features such as an

electronic mute function with switching noise reduction (zero cross detection), electronic volume

control, automatic SYNC pulse detection, and group delay control.

Features

? 3 CVBS inputs.

? 2 CVBS outputs.

? Group delay control on TV and CVIN1.

? SYNC ID on TV and CVIN1.

? 3 Y/C inputs.

? 2 Y/C outputs.

? 6 L/R/2 inputs.

? 3 L/R/2 outputs.

? Mode inputs compatible with the SCART protocol.

? 3 Y/C mixer circuits.

? Audio muting via software control.

? External muting input.

? Audio switching noise elimination circuit.

? Volume adjustment via software control on L/R channel 3.

? Wide band video amplifiers (20 MHz, –3 dB).

? Wide audio dynamic range (3 Vrms typ)

? Serial control via I2C bus.

? Separate control of video and audio switches.

? High impedance maintained by I2C lines (SDA, SCL) even when power is off.

? Configurable dual slave address 90/92.

? I2C bus 5 and 3.3 V compatible.

Applications

TV’s