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

Pin

No.

Symbol

Pin

voltage

VREG_

56 BASE

9.7V

Equivalent circuit

VCC = 12V

56

VCC = 12V

1mA

413Ω

15pF

120µA

Description

Connection to base of

external regulator

transistor.

Max I = 1mA

9 SCL

—

4kΩ

9

10kΩ

VCC = 9V

40µA

40kΩ

I2C clock input.

11 SDA

—

4kΩ

11

4.5kΩ

VCC = 9V

40µA

40kΩ

I2C data input/output.

45 HW_MUTE —

VCC = 12V

147Ω 72kΩ

45

28kΩ

HW MUTE: This pin is

active high > 2.5V < 9V.

When high, all audio

outputs are muted.

–6–

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