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參數(shù)資料
| 型號(hào)： | L3280 |
| 文件頁(yè)數(shù)： | 1/8頁(yè) |
| 文件大小： | 130K |
| 代理商： | L3280 |
L3280
June1993
This is advanced information on a new product now in development orundergong evaluation. Details are subject to change withoutnotice.
LOW VOLTAGE TELEPHONE SPEECH CIRCUIT
.
OPERATIONDOWN TO 1.3V/5 mA
.
DTMF & BEEPTONE INPUTS
.
EXTERNAL MUTING FOR EARPHONE AND
MICROPHONE
.
MUTE TURNS ON BEEP TONE & DTMF IN-
PUTS AND TURNS OFF EARPHONE & MI-
CROPHONE
.
SUITABLE FOR DYNAMIC OR PIEZO EAR-
PHONES AND PIEZO, DYNAMIC OR ELEC-
TRET MICROPHONES
ADVANCE DATA
DESCRIPTION
TheL3280isabrandnewlowvoltagespeechcircuit
designedtoreplacehybridcircuitsintelephonesets.
Itis designed for sets that may be operatedin par-
allel. ItfeaturesbothDTMF inputandBeep tonein-
put; ALCon send and receive and mutinginput.
VariousDC - characteristicscan beprogrammedat
pin 14 replacing testing resistor (43
) with proper
networkvalue.
PIN CONNECTION
(top view)
DIP14
ORDERING NUMBER :
L3280AB
1/8
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| L3280AB | Telephone Speech Circuit |
| L32P1BT | Optoelectronic |
| L32P1C | Optoelectronic |
| L53F1BT | Optoelectronic |
| L53F1C | Optoelectronic |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| L3280AB | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LOW VOTAGE TELEPHONE SPEECH CIRCUIT |
| L3281 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LOW VOLTAGE TELEPHONE SPEECH CIRCUITS |
| L3281AB | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LOW VOLTAGE TELEPHONE SPEECH CIRCUITS |
| L3281AD1 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LOW VOLTAGE TELEPHONE SPEECH CIRCUITS |
| L-32AEIR1C | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:RECEIVER MODULE |
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