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AN7531SA Datasheet(PDF) 6 Page - Panasonic Semiconductor

Part # AN7531SA
Description  Headphone amplifier IC for portable equipment
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Manufacturer  PANASONIC [Panasonic Semiconductor]
Direct Link  http://www.panasonic.com/industrial/
Logo PANASONIC - Panasonic Semiconductor

AN7531SA Datasheet(HTML) 6 Page - Panasonic Semiconductor

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AN7531SA
6
SDC00038CEB
RR
 V
CC
VTH-STB  VCC
VTH-MUTE  VCC
VTH-ALC , VTH-BST  VCC
100k
10k
1k
10
100
Frequency f (Hz)
0
100
10
20
30
40
50
60
70
80
90
0
100
10
20
30
40
50
60
70
80
90
CT (ch.1)
MT (ch.1)
MT (ch.2)
CT (ch.2)
VCC
= 2.4 V
VOUT
= −20 dBV
RL
= 16 Ω
Both ch. input
Rg
= 10 kΩ
A-curve filter
STB
= V
CC
Mute
= 0 V/V
CC
ALC
= Off
BST
= Off
ATT
= Off
CCUP
= Off
1 000
10
100
Input voltage V
IN (mV)
0
100
10
20
30
40
50
60
70
80
90
CT (ch.1)
MT (ch.1)
MT (ch.2)
CT (ch.2)
VCC
= 2.4 V
f
= 1 kHz
RL
= 16 Ω
Both ch. input
Rg
= 10 kΩ
A-curve filter
STB
= V
CC
Mute
= 0 V
ALC
= Off
BST
= Off
ATT
= Off
CCUP
= Off
0
100
10
20
30
40
50
60
70
80
90
50
90
1.0
5.0
3.0
Power supply voltage V
CC (V)
60
70
80
4.5
2.5
1.5
3.5
4.0
2.0
55
65
85
75
Vr
= −20 dBV
fr
= 100 Hz
THD
= 10%
RL
= 16 Ω
Both ch. input
Rg
= 10 kΩ
A-curve filter
STB
= V
CC
Mute
= 0 V
ALC
= Off
BST
= Off
ATT
= Off
CCUP
= Off
RR (ch.1), RR(ch.2)
0
2
1.0
5.0
3.0
Power supply voltage V
CC (V)
0.5
1
1.5
4.5
2.5
1.5
3.5
4.0
2.0
VIN
= 0 mV
RL
= 16 Ω
Rg
= 10 kΩ
Mute
= 0 V
ALC
= Off
BST
= Off
ATT
= Off
CCUP
= Off
0
2
1.0
5.0
3.0
Power supply voltage V
CC (V)
0.5
1
1.5
4.5
2.5
1.5
3.5
4.0
2.0
VIN
= 0 mV
RL
= 16 Ω
Rg
= 10 kΩ
STB
= V
CC
ALC
= Off
BST
= Off
ATT
= Off
CCUP
= Off
0.0
2.0
1.0
5.0
3.0
Power supply voltage V
CC (V)
0.5
1.0
1.5
0
2
0.5
1
1.5
4.5
2.5
1.5
3.5
4.0
2.0
STB
= V
CC
Mute
= 0 V
ATT
= Off
CCUP
= Off
VIN
= 0 mV
RL
= 16 Ω
Rg
= 10 kΩ
VTH-ALC
VTH-BST
I Application Notes (continued)
2. Main characteristics (continued)
CT, MT
 frequency
CT, MT
 V
IN


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