NJM2752 Просмотр технического описания (PDF) - Japan Radio Corporation

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NJM2752

2-Input / 1-Output Stereo Audio Selector

Japan Radio Corporation  

sAPPLICATION CIRCUIT (SSOP14)

10µF

+

10µF

+

+

100µF

10µF

+

100k

1µF

1 OUTA

2 IN1A

3 V+

4 IN2A

5 CNT1

6 N.C

7 N.C

NJM2752

OUTB 14

IN1B 13

GND 12

IN2B 11

Vref 10

N.C 9

N.C 8

10µF

+

+ 10µF

+ 10µF

10µF

+

Application note:

Resistor(100k) and capacitor(1µF) connected to CNT1 are added to reduce pop-noise.

The value of input capacitor connected to IN1A and IN2A depends on cut-off frequency(calculated by fc=1/2πRC)

you need. R(input impedance)=100kΩ.

-5-

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