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參數資料
| 型號： | U4084B |
| 英文描述： | Low-Voltage, Voice-Switched Circuit for Hands-Free Operation |
| 中文描述： | 低電壓，語音開關電路免提操作 |
| 文件頁數： | 15/26頁 |
| 文件大小： | 544K |
| 代理商： | U4084B |
U4084B
Preliminary Information
TELEFUNKEN Semiconductors
Rev. A1, 31-Jan-97
15 (26)
10000
100
1000
– 10
10
– 40
0
– 30
f (Hz)
– 20
v
i
= 10 mV
v
i
= 40 mV
O
V
20
93 7770 e
Figure 11. Level-detector AC transfer characteristics
versus frequency
– 30
0
– 10
– 20
– 40
0.3
0.9
0.7
0.1
0.5
VCI/V
B
Receive mode
←
Minimum recommended level
1.2
G
10
93 7771 e
Figure 12. Receive attenuator versus volume control
V
S
(V)
0
– 30
– 20
3.2
– 10
2.8
3.4
3
– 40
3.6
G
10
93 7772 e
Figure 13. Receive attenuation gain versus V
S
0
1
10
100
0
20
40
60
80
120
G
V
f (kHz)
1000
Gain
100
120
100
80
60
40
20
0
P
94 7871 e
Figure 14. Microphone amplifier open loop gain and phase
versus frequency
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相關代理商/技術參數 |
參數描述 |
|---|---|
| U4084B-FL | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Speakerphone Circuit |
| U4085B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Technische Daten Technical Data |
| U4087B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Low Voltage Voice Switch Interface Circuit for Hands-free Operation in Telephone |
| U4087B-FP | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Low Voltage Voice Switch Interface Circuit for Hands-free Operation in Telephone |
| U4089B | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:MONOLITHIC INTEGRATED FEATUREPHONE CIRCUIT |
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