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U3760MB-N

Features: Speech Circuit Adjustable dc characteristic Symmetrical input of microphone amplifier Receiving amplifier for dynamic or piezo-electric earpieces Automatic line-loss compensation Selectable flashing duration by key pad Pause function Last number redial up to 32 digits Standard low-cost c...

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SeekIC No. : 004534819 Detail

U3760MB-N: Features: Speech Circuit Adjustable dc characteristic Symmetrical input of microphone amplifier Receiving amplifier for dynamic or piezo-electric earpieces Automatic line-loss compensation Selectabl...

U3760MB-N Data Sheet

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Part Number:
U3760MB-N
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/12/8

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Product Details

Description



Features:

Speech Circuit
  Adjustable dc characteristic
  Symmetrical input of microphone amplifier
  Receiving amplifier for dynamic or piezo-electric earpieces
  Automatic line-loss compensation
  Selectable flashing duration by key pad
  Pause function
  Last number redial up to 32 digits
  Standard low-cost crystal 3.58 MHz or ceramic resonator
Dialer
  DTMF / pulse switchable
  Pulse dialing 66/33 or 60/40 for 10 ppS and 20 ppS or DTMF dialing selectable by pins
  Key tone
  Handset Mute (Privacy) with optical indication
Tone Ringer
  Two-tone ringer
  Adjustable volume
  RC oscillator
  Adjustable threshold
Benefits
  Low number of external components
  High quality through one IC solution
  One IC for all standards


Pinout

Connection Diagram


Specifications

Parameters Symbol Value Unit
Line current IL 140 mA
DC line voltage VL 14 V
Junction temperature Tj 125 °C
Ambient temperature Tamb 25 to +75 °C
Storage temperature Tstg 55 to +150 °C
Total power dissipation, Tamb = 60°C
SSO44
SDIP40		 Ptot
0.9
1.3		 W
Junction ambient
SSO44
SDIP40		 RthJA
70
50		 k/W



Description

TEMIC Semiconductors' low-voltage telephone circuit, U3760MB-N, performs all the speech and line interface functions required in an electronic telephone set tone ringer, pulse and DTMF dialing with redial.

Electrostatic sensitive U3760MB-N. Observe precautions for handling.


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