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 Technical Data (continued)
• Main characteristics (continued)
GV , PO f
35
2.0
34
GV (ch.1)
1.8
33
1.6
GV (ch.2)
32
1.4
31
GV(ch.1)
1.2
30
1.0
GV(ch.2)
29
0.8
VCC = 8 V Both ch. input
28
f = 1 kHz Rg = 10 kΩ 0.6
RL = 8 Ω VSTB = 5 V
27
400 Hz HPF Vol. = 1.25 V 0.4
30 kHz LPF
26
0.2
25
10
0.0
100
1 000
10 000
100 000
Frequency f (Hz)
35
34
33
32
31
30
29
28
27
26
25
0
GV , THD VCC
1.0
GV (ch.1)
0.9
0.8
GV (ch.2)
0.7
PO = 0.5 W
f = 1 kHz
0.6
RL = 8 Ω
400 Hz HPF 0.5
30 kHz LPF
Both ch. input 0.4
THD (ch.1)
Rg = 10 kΩ
VSTB = 5 V
0.3
Vol. = 1.25 V
0.2
THD (ch.2)
2
4
6
0.1
0.0
8 10 12 14
Supply voltage VCC (V)
RR VRIPPLE
80
Ch.1, Ch.2
70
60
VCC = 8 V VSTB = 5 V
RL = 8 Ω Vol. = 0 V/1.25 V
50
30 kHz LPF VRIPPLE = 0.5 V[rms]
Rg = 10 kΩ fRIPPLE = 120 Hz
40
Ch.2 (vol.-max.)
30
Ch.1 (vol.-max.)
20
10
0
10
100
1 000
10 000
Power supply ripple voltage VRIPPLE (mV[rms])
AN7522
THD f
10
VCC = 8 V Both ch. input
PO = 0.5 W Rg = 10 kΩ
RL = 8 Ω VSTB = 5 V
400 Hz HPF Vol. = 1.25 V
30 kHz LPF
1
Ch.2
0.1
Ch.1
0.01
10
100
1 000
10 000
Frequency f (Hz)
100 000
RR VCC
80
Ch.1, Ch.2
70
60
RL = 8 Ω Vol. = 0 V/1.25 V
50
30 kHz LPF VRIPPLE = 0.5 V[rms]
Rg = 10kΩ fRIPPLE = 120 Hz
VSTB = 5 V
40
Ch.2 (vol.-max.)
30
20
10 Ch.1 (vol.-max.)
0
0
2
4
6
8 10 12 14
Spply voltage VCC (V)
RR fRIPPLE
80
Ch.1
70
Ch.2
60
50
40
Ch.2 (vol.-max.)
30
Ch.1 (vol.-max.)
20
VCC = 8 V VSTB = 5 V
10
RL = 8 Ω Vol. = 0 V/1.25 V
Rg = 10 kΩ VRIPPLE = 0.5 V[rms]
0
10
100
1 000
10 000
Power supply ripple frequency fRIPPLE (Hz)
7
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