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參數(shù)資料
| 型號： | KA8504 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | Speech Network with Dialer Interface(帶撥號接口的語音網(wǎng)絡(luò)) |
| 中文描述： | 語音網(wǎng)絡(luò)與撥號器接口（帶撥號接口的語音網(wǎng)絡(luò)） |
| 文件頁數(shù)： | 1/5頁 |
| 文件大?。?/td> | 57K |
| 代理商： | KA8504 |
KA8504 SPEECH NETWORK WITH DIALER INTERFACE
INTRODUCTION
The KA8504 is a telephone speech network which includes TX Amp,
RX Amp and DTMF Amp.
The gain is controlled automatically by sensing the line current. The
circuit internally performs electronic switching between dialing and
speech by mute signal.
FEATURES
Low line current operation
Mute function
DTMF signal interface
Easy gain control
BLOCK DIAGRAM
Device
Package
Operating Temperature
KA8504
16-DIP-300A
- 40
°
C ~ + 85
°
C
13
12
1
RX INPUT
AMP
14
RX GAIN
CONTROL
RX OUTPUT
AMP
15
GAIN
CONTROLLER
TX AMP
2
3
TX GAIN
CONTROL
6
9
TX AMP
10
11
5
RXI
GC
V
L
CI
CO
MUTE
TOF
MIC-
MIC+
MF
RXO
ROF
16-DIP-300A
ORDERING INFORMATION
Fig. 1
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