參數(shù)資料
型號(hào): TB2173FTG
廠商: Toshiba Corporation
英文描述: 2-Source Stereo Headphone Amplifier
中文描述: 2源立體聲耳機(jī)放大器
文件頁(yè)數(shù): 6/19頁(yè)
文件大?。?/td> 254K
代理商: TB2173FTG
TB2173FTG
2006-04-19
6
Pin No.
and Name
Function
Internal Equivalent Circuit
Pin
Voltage
(V)
15 OUT
Bias circuit output
0.6
16 RF
Ripple filter pin
1.1
17 OUT ADJ
Output DC voltage adjustment
The output bias voltage is set
to an optimum value
according to the voltage
applied to V
CC2
.
0.6
18 BIAS IN
Bias circuit input
0.6
19 V
CC1
V
CC
other 2 than V
DD
and
V
CC2
2.1
21 MUTE TC Mute smoothing
34 SW
Power mute switch
Mute switch for power
amplifier.
When controlling MUTE SW
using a port, specify "0" in a
command.
In that case, the IC operates
as follows according to the
port state:
High: Mute ON
Low: Mute OFF
When controlling MUTE SW
using a command, drive the
port low.
22 MODE TC pop noise
23 PRE GND logic and power drive stage
0
9
1
3
V
CC2
V
CC1
15
19
17
16
18
34
21
V
CC1
to BUS
50 k
2
22
to
BUS
V
CC1
100 k
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