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Silan Microelectronics

SA1622 Datasheet Preview

SA1622 Datasheet

AUDIO PREAMPLIFIER

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SA1622
AUDIO PRE-AMPLIFIER&POWER AMPLIFIER 110mW X 2
DESCRIPTION
The SA1622/S/A/B is a monolithic audio power amplifier IC. This
IC include pre-amplifier, power amplifier and electrical volume.
Option stereo and BTL power amplifier by OPT pin.
FEATURES
* Option stereo and BTL power amplifier by OPT pin.
* Built-in electrical volume
* Built-in ripple filter
* Audio Power amplifier output
* Stereo mode
SA1622S/A/B :110 mW (Typ.), VCC=3 V, RL=8
SA1622:450 mW (Typ.), VCC=6 V, RL=8
* BTL mode
SA1622S/A/B:320 mW (Typ.), VCC=3 V, RL=8
SA1622:360 mW (Typ.), VCC=3 V, RL=8
ORDERING INFORMATION
Part No.
SA1622
Package
DIP-16-300-2.54
APPLICATION
* Suitable for stereo and BTL audio power amplifier radios and
clock radios and headphone radios and Walkman etc.
SA1622S
SA1622A
SA1622B
SOP-16-300-1.27
SOP-16-225-1.27
SSOP-16-300-0.65
BLOCK DIAGRAM
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HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2006.06.15
Page 1 of 9




Silan Microelectronics

SA1622 Datasheet Preview

SA1622 Datasheet

AUDIO PREAMPLIFIER

No Preview Available !

SA1622
ABSOLUTE MAXIMUM RATINGS (Tamb=25°C)
Characteristic
Supply Voltage
Operating Temperature
Storage Temperature
Symbol
VCC
Topr
Tstg
Allow Power Dissipation
PD
Value
8
-10~+60
-65~+150
410(SA1622S)
1200(SA1622)
400(SA1622A)
350(SA1622B)
Unit
V
°C
°C
mW
mW
mW
mW
ELECTRICAL CHARACTERISTICS
(Tamb=25°C, other wise specified, SA1622: VCC=6V; SA1622S/A/B: VCC=3V)
Characteristic
Symbol
Test conditions
Stereo Mode
Supply Voltage
SA1622
VCC
SA1622S/A/B
Circuit Current During
Circuit current during SA1622
ID
No Signal
no signal
SA1622S/A/B
Audio Voltage Gain Lch GV(Lch) -40dBm 1kHz
SA1622
SA1622S/A/B
Audio Voltage Gain Rch
Channel Balance
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Attenuation Lch
Attenuation Rch
GV(Rch)
Bch
AV(Lch)
AV(Rch)
-40dBm 1kHz
SA1622
SA1622S/A/B
L and R channel balance
-40dBm 1kHz
Output level
SA1622
difference between
Max volume and half SA1622S/A/B
volume
-40dBm 1kHz
Output level
SA1622
difference between
Max volume and half SA1622S/A/B
volume
EIAJ Output Lch
PO(Lch)
-20dBm 1kHz,
RL=8
Output level where
THD=10%
SA1622
SA1622S/A/B
Min. Typ. Max. Unit
1.8 7.0
1.8 4.5
1.0 3.0 8.2
1.0 3.0 7.7
28 33.7 38
27 32.6 36
28 33.7 38
27 32.6 36
-3 0 3
V
V
mA
dB
dB
dB
1.5 5.8 12
1.0 4.3 12
dB
1.5 5.8 12
1.0 4.3 12
dB
350 450
90 110
mW
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2006.06.15
Page 2 of 9


Part Number SA1622
Description AUDIO PREAMPLIFIER
Maker Silan Microelectronics
Total Page 8 Pages
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