CXA2126 查看數據表（PDF） - Sony Semiconductor

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CXA2126

Audio/Video Switch with Electronic Volume for 2 Scart

Sony Semiconductor 

CXA2126Q

Audio/Video Switch with Electronic Volume for 2 Scart

Description

The CXA2126Q is an I2C programmable audio, video

switch designed primarily for set top box applications. It

interfaces from digital encoder sources to TV and VCR

scart connectors.

Features

• 2 scart independent audio/video switching (TV, VCR)

• Compatible with 3 scart Audio/Video switch,

CXA2125Q

• 0 to –63dB volume control with click noise reduction

• 3 stereo audio inputs

• I2C control

• Scart Function Switching input and output

• Scart Fast Blanking for OSD

• Mono switchable to stereo on TV and VCR outputs

• On-chip +12V to +9V voltage regulator

• Logic output

• Selectable +6dB, +12dB gain on TV output

• RGB input on VCR scart

Applications

Digital Set Top Box

Structure

Bipolar silicon monolithic IC

Absolute Maximum Ratings

• Supply voltage

VCC

12

V

• Operating temperature Topr –20 to +75 °C

• Storage temperature Tstg –65 to +150 °C

• Allowable power dissipation

PD

850

mW

Operating Conditions

• Supply voltage

• Operating voltage

10.7 to 12

V

9 ± 0.5

V

64 pin QFP (Plastic)

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by

any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the

operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

–1–

E99339-PS

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