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U3761MB-AFNG3 Datasheet(PDF) 7 Page - TEMIC Semiconductors |
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U3761MB-AFNG3 Datasheet(HTML) 7 Page - TEMIC Semiconductors |
7 / 23 page U3761MB Preliminary Information TELEFUNKEN Semiconductors Rev. A2, 23-Apr-97 7 (23) Function Configuration Symbol SSO44 SDIP40 23 25 PRIVACY PRIVACY 0.6V VI PD 6V 6V 40K Input for handset mute 24 26 ST ST PD 16V The output of the sidetone cancellation signal, which requires a balanced impedance of 8 to 10 times the subscribers line impedance to be connected to Pin VL. 25 27 THA THA VRIAC 1V PD 6V 6V 12K 20K 140K Ringer threshold adjustment 26 28 AGC RDC AGC VL PD PD The range of transmit and receive gain variations between short and long loops may be adjusted by connecting a resistor RAGC from this pin to (GND). This pin can be left open to set AGC out of action. 27 29 VRIAC VRIAC PD 50V 70K 10K Ringing supply 28 30 VRING OUT VRING PD PD 30V 50V 200 6.5K DC supply voltage for the tone ringer is limited to 30 V with integrated Z-diode. 29 31 RCK 3.4V 0.8V RCK PD 6V 6V RC clock oscillator for ringer |
Similar Part No. - U3761MB-AFNG3 |
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Similar Description - U3761MB-AFNG3 |
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