參數(shù)資料
型號: L3280
廠商: 意法半導(dǎo)體
英文描述: Low Voltage Telephone Speech Circuit(低壓電話語音芯片)
中文描述: 低壓電話語音電路(低壓電話語音芯片)
文件頁數(shù): 5/8頁
文件大小: 118K
代理商: L3280
Figure 4
: ReceiveCharacteristicand Max Output
at 2 % THD
.
CHARACTERISTIC AT 1 KH
Z
Figure5
: SendingALC Characteristic and Max
Outputat 2 % THD.
Figure 6
: DC Characteristic Measuredbetween
Line and GND.
LOGIC OF MUTE SWITCHING
DTMF
BEEP
ACTIVE TO
EARPHONE OUTPUT
MUTED
MIC INPUT
MUTED
RECEIVE INPUT
MUTED
MUTE H
ACTIVE TO LINE
OUTPUT
MUTED
MUTE L
ACTIVE
ACTIVE
L3280
5/8
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