AN7522 查看數據表（PDF） - Panasonic Corporation
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AN7522 Datasheet PDF : 10 Pages
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ICs for Audio Common Use
I Terminal Equivalent Circuits
Pin No. Pin name
1
VCC
2 Ch.1 + output pin
Equivalent circuit
AN7522
Voltage
5.0 V
VCC
2.15 V
200 Ω 50 Ω
2
1/2 VCC
800 Ω
20 kΩ
3
GND
3
4 Ch.1 − output pin
0V
VCC
2.15 V
200 Ω 50 Ω
4
1/2 VCC
800 Ω
20 kΩ
5
Standby pin
5V
VCC
30 kΩ
5
200 Ω
10 kΩ
To the
shock sound
prevention
circuit
VRF
(≈ VCC)
2 kΩ
50 kΩ
12 kΩ
1/2 VCC
33 kΩ
10 kΩ
5 kΩ
To the constant
current circuit
3
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