SA7347
(Continued)
Characteristics
Symbol
Test condition
frip=1kHz(**)
SE
BTL
BTL
SE
BTL
Rsource=0
SE
BTL
SE
BTL
Min.
--
--
--
--
--
--
50
50
--
--
Typ.
60
65
60
65
--
--
60
65
--
--
Max.
Unit
dB
dB
µV
dB
dB
Supply Voltage Ripple Rejection
SVRR
frip=100Hz~ SE
20kHz(**)
--
--
--
--
150
250
--
--
1
1
Output Voltage in Mute Mode
Channel Separation
Channel Balance
(*)
(**)
V
OUT
= | V
OUT
V
OUT
Vo(mute)
CS
CB
|
Supply voltage ripple rejection is measured at the output, with a source impedance Rsource = 0
at the
input and with a frequency range from 20 Hz to 22 KHz. The ripple voltage is a sine wave with a frequency fripple
and an amplitude of 300 mVrms, which is applied to the positive supply rail.
Pin configurations
Pin descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Pin Name
OUT1+
VCC1
OUT2-
IN2
SGND
IN1
IN3
GND
STBY
SVR
IN4
CIV
OUT3-
VCC2
OUT4+
Description
non inverted loudspeaker output of channel 1
supply voltage channels 1 and 2
inverted loudspeaker output of channel 2
input channel 2
signal ground
input channel 1
input channel 3
power ground
mode selection input: standby, mute and play
half supply voltage ripple rejection
input channel 4
common input voltage ripple rejection
inverted loudspeaker output of channel 3
supply voltage channels 1 and 2
non inverted loudspeaker output of channel 4
HANGZHOU MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1
2007.07.27
Page 3 of 9
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