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參數(shù)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(guān)電路免提操作 |
| 文件頁數(shù)： | 2/26頁 |
| 文件大?。?/td> | 544K |
| 代理商： | U4084B |
U4084B
TELEFUNKEN Semiconductors
Rev. A1, 31-Jan-97
Preliminary Information
2 (26)
Block Diagram
Background-
noise monitor
Attenuator
control
+
–
T attenuator
5
6
V
B
8
7
Level
detectors
14
9
MUTE
13
15
16
1
4
V
S
3
V
S
AGC
Background-
noise monitor
R attenuator
V
B
Level
detectors
+
–
Dial tone
detector
12
11
17
19
18
10
23
C
T
24
20
22
CPR
22
RLI2
400
12626
U4084B
MIC
MICO TLI2
TI
TO
CPT
TLO2
RLO2
GND
CD
V
B
RECO
RI
VCI
RLI1
TLI1
RLO1
TLO1
Figure 1. Block diagram
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| U4087B | Low Voltage Voice Switch Interface Circuit for Hands-free Operation in Telephone |
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| U4090B-N | Low power dual voltage comparators |
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| 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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