KA8501A
SPEECH NETWORK WITH DIALER INTERFACE
INTRODUCTION
16-DIP-300A
The KA8501A is a telephone speech network in-
tegrated circuit which includes transmit amp, receive
amp, DTMF amp, voltage regulator, line equalizer,
voltage comparator. It handles the voice signal, perfor-
ming the 2/4 wires interface and changing the gain on
both sending and receiving amplifiers to compensate
the line current. The KA8501A can work in fixed gain
mode.
FEATURES
鈥?/div>
Adjusts sending and receiving attenuation length
鈥?/div>
Regulated voltage for dialer
鈥?/div>
Linear interface for DTMF
鈥?/div>
Suitable for ceramic transducers
鈥?/div>
Mute function
ORDERING INFORMATION
Device
KA8501A
Package
16-DIP-300A
Operating Temperature
- 45擄C ~ + 70擄C
PIN CONFIGURATION
MIC1
1
2
3
4
KA8501A
5
6
7
8
16
15
14
13
12
11
10
9
MIC2
V+
V
DD
MUTING
MF
BIAS ADJ.
RXO2
REGULATOR
RXO1
RXI +
REGULATOR
LINE CURRENT
RXI -
Z
BAL
SWITCH
V-
Fig. 1
KA8501A相關(guān)型號PDF文件下載
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英文版
SPEECH NETWORK WITH DIALER INTERFACE
-
英文版
SPEECH NETWORK WITH DIALER INTERFACE
SAMSUNG [S...
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英文版
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英文版
SPEECH NETWORK WITH DIALER INTERFACE
SAMSUNG [S...
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英文版
FM RECEIVER
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FM RECEIVER
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COMPANDOR
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COMPANDOR
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FM IF RECEIVER WITH RSSI
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FM IF RECEIVER WITH RSSI
SAMSUNG [S...
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FM IF RECEIVER FOR FLEX PAGER
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英文版
FM IF RECEIVER FOR FLEX PAGER
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英文版
FM IF RECEIVER FOR FLEX PAGER
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英文版
FM IF RECEIVER FOR FLEX PAGER
SAMSUNG [S...
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英文版
SPEECH NETWORK WITH DIALER INTERFACE
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英文版
SPEECH NETWORK WITH DIALER INTERFACE
SAMSUNG [S...
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英文版
COMPANDER
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英文版
COMPANDER
SAMSUNG [S...
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英文版
COMPANDOR
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英文版
COMPANDOR
SAMSUNG [S...
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