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參數(shù)資料
| 型號： | TA2120FNG |
| 廠商： | Toshiba Corporation |
| 英文描述： | Low Consumption Current Stereo Headphone Power Amplifier for Portable CD (3V Use) |
| 中文描述： | 低功耗電流立體聲耳機功率放大器便攜式CD（3V的使用） |
| 文件頁數(shù)： | 5/17頁 |
| 文件大?。?/td> | 256K |
| 代理商： | TA2120FNG |
TA2120FNG
2006-04-19
5
Terminal
No.
Name
Function
Internal Circuit
Terminal
Voltage
(V)
11
ALC IN
Input terminal for ALC
detector circuit
0.85
12
ALC DET
Smoothing for ALC
detection, ALC on/off
switchover
GND: ALC off
OPEN: ALC on
13
ATT SW
Power amplifier gain
switchover
OPEN/V
CC
:
ATT off (G
V
=
16dB)
GND:
ATT on (G
V
=
8.5dB)
16
GND
GND of input stage in
power amplifier
0
17
BEEP IN
Input terminal for Beep
sound
It receive beep sound
from microcomputer.
And power amplifier
outputs this beep sound.
0
18
MT TC
Terminal of mute
smoothing
Smoothing for shock
noise at power muting
switch over
1.4
×
4
×
7
BIAS
2
BIAS
2
12
11
5
13
20 k
17
10 k
OUT
B
OUT
A
18
1
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