U4030BAFLG383, U4037B, U4037BNFLG3 Selling Leads, Datasheet
MFG:tfk Package Cooled:tfk D/C:dc00
U4030BAFLG383, U4037B, U4037BNFLG3 Datasheet download
Part Number: U4030BAFLG383
MFG: tfk
Package Cooled: tfk
D/C: dc00
U4030BAFLG383, U4037B, U4037BNFLG3
- Table of contents:
Info of U4030BAFLG383
Info of U4037B
Info of U4037BNFLG3
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About U401
PDF/DataSheet Download
Datasheet: U401
File Size: 29550 KB
Manufacturer: CALOGIC [Calogic, LLC]
Download : Click here to Download
About U4037B
PDF/DataSheet Download
Datasheet: U4037B
File Size: 72497 KB
Manufacturer: TEMIC Semiconductors
Download : Click here to Download
About U401
PDF/DataSheet Download
Datasheet: U401
File Size: 29550 KB
Manufacturer: CALOGIC [Calogic, LLC]
Download : Click here to Download
U4037B General Description
TELEFUNKEN microelectronic's low voltage speech and ringer interface circuit, U4037B performs all necessary speech, line interface functions and the tone ringer required in an electronic telephone set.
The circuit is line powered and contains all components necessary for amplification of signals and adaption to the line. The power supply of U4037B provides the MCU during the ringing and the speech mode.
U4037B Features
Adjustable dc characteristic
Symmetrical input of microphone amplifier
Receiving amplifier for dynamic or piezo-electric earpieces
Automatic line loss compensation
MCU controlled earphone gain 8 dB
Anti-clipping in transmit direction
Symmetrical input of microphone amplifier
Receiving amplifier for dynamic or piezo-electric earpieces
Automatic line loss compensation
MCU controlled earphone gain 8 dB
Anti-clipping in transmit direction
U4037B Typical Application
Standard, telephones, fax machines
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