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AN7531SA Datasheet(PDF) 5 Page - Panasonic Semiconductor

Part # AN7531SA
Description  Headphone amplifier IC for portable equipment
Download  10 Pages
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Manufacturer  PANASONIC [Panasonic Semiconductor]
Direct Link  http://www.panasonic.com/industrial/
Logo PANASONIC - Panasonic Semiconductor

AN7531SA Datasheet(HTML) 5 Page - Panasonic Semiconductor

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AN7531SA
5
SDC00038CEB
PO , THD  VIN (ALC: On)
GV  frequency
Beep
 V
IN
GV  VCC
0
110
1.0
5.0
3.0
Power supply voltage V
CC (V)
4.5
2.5
1.5
3.5
4.0
2.0
10
20
30
40
50
60
70
80
90
100
f
= 1 kHz
THD
= 10%
RL
= 16 Ω
Both ch. input
Rg
= 10 kΩ
STB
= V
CC
Mute
= 0 V
ALC
= Off
BST
= Off
ATT
= Off
CCUP
= Off
Ch.1, Ch.2
0.01
100.00
10.00
1.00
0.10
10
1
0.1
100
Output power P
O (mW)
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
100 Hz ch.1, ch.2
10 kHz ch.1, ch.2
1 kHz ch.1, ch.2
−50
0
−70
0
Input voltage V
IN (dBV)
−45
0
10
−60
−40
−35
−30
−25
−20
−15
−10
2
4
6
8
−5
−50
−40
−30
−20
−10
VO (ALC : Off)
THD (ALC : Off)
THD (ALC : On)
VO (ALC : On)
VCC
= 2.4 V
f
= 1 kHz
RL
= 16 Ω
Both ch. input
Rg
= 10 kΩ
STB
= V
CC
Mute
= 0 V
ALC
= Off/on
BST
= Off
ATT
= Off
CCUP
= Off
100k
10k
1k
10
100
Frequency f (Hz)
−40
−10
−35
−30
−25
−20
−15
VCC
= 2.4 V
VIN
= −46 dBV
RL
= 16 Ω
Both ch. input
Rg
= 10 kΩ
STB
= V
CC
Mute
= 0 V
ALC
= Off
BST
= On/off
ATT
= Off
CCUP
= Off
GV (BST : On)
GV (BST : Off)
−100
0
0
1 600
Beep input voltage V
BEEP-IN (mV[p-p])
−90
200
−80
−70
−60
−50
−40
−30
−20
−10
400
600
800 1 000 1 200 1 400
VBEEP (ch.1 Mute : Off)
VBEEP (ch.2 Mute : Off)
VCC
= 2.4 V
VIN
= 0 mV
RL
= 16 Ω
Rg
= 10 kΩ
STB
= V
CC
Mute
= 0 V/V
CC
ALC
= Off
BST
= Off
ATT
= Off
CCUP
= Off
0
20
Power supply voltage V
CC (V)
2
4
6
8
10
12
14
16
18
VOUT
= −20 dB
f
= 1 kHz
RL
= 16 Ω
Both ch. input
Rg
= 10 kΩ
STB
= V
CC
Mute
= 0 V
ALC
= Off
BST
= Off
ATT
= On/off
CCUP
= Off
1.0
5.0
3.0
4.5
2.5
1.5
3.5
4.0
2.0
GV1 (ch.1 ATT : Off), GV1 (ch.2 ATT : Off)
GV2 (ch.1 ATT : On), GV2 (ch.2 ATT : On)
I Application Notes (continued)
2. Main characteristics (continued)
PO  VCC
THD
 P
O


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