SA2078
ELECTIVAL DHARACTERISTICS (Unless otherwise specified, VCC=10V, Rg=620W, RL=10KW, f=1kHz,
Normal mode, Tamb=25°C)
Characteristics
Symbol
Test condition
Min.
7.5
••
Typ.
••
Max.
14.0
5.0
Unit
Operating Voltage
V
CC
••
V
I
I
I
Normal mode (A=L, B=L)
Rock mode (A=H, B=L)
Classic mode (A=L, B=H)
2.5
4.2
4.6
CCQ1
CCQ2
CCQ3
••
9.0
Quiescent Current
mA
••
9.0
I
Pop mode (A=H, B=H)
••
12.0
2.5
••
4.5
14.0
3.0
9.0
16.0
••
CCQ4
Voltage Gain
GV
••
dB
Maximum Output Voltage
Total Harmonic Distortion
Ripple Rejection Ratio
Cross Talk
V
om
THD=1%
V
rms
THD
R.R.
C.T.
V=200mVrms
IN
0.01
•56
•70
20
0.1
••
%
V=300mVrms, f =100Hz
••
dB
dB
rip
rip
V=350mVrms
IN
••
•60
30
Output Noise Voltage
V
no
R =620W, DIN AUDIO filter
g
••
mV
rms
Notes: “H” input 2.0V~V ; “L” input 0~0.8V or open
CC
PIN CONFIGUREATIONS
IN1+
OUT1
FB1_3
FB1_2
IN1•
1
2
3
4
5
6
7
8
16 IN2+
15 OUT2
14 FB2_3
13 FB2_2
12 IN2•
FB1_1
VCC
11 FB2_1
10 CONTROL2
GND
9
CONTROL1
PIN DESCRIPTION
Pin no.
Pin name
Description
1
2
IN1+
OUT1
Positive input of channel 1
Output of channel 1
3
FB1_3
FB1_2
IN1•
Feedback setting 3 of channel 1
Feedback setting 2 of channel 1
Negative input of channel 1
Feedback setting 1 of channel 1
VCC
4
5
6
FB1_1
VCC
7
8
GND
GND
9
CONTROL1
CONTROL2
FB2_1
Modes setting
10
11
Feedback setting 1 of channel 2
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.0
2004.10.28
Page 2 of 4
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