GL6965 GL6965 Telephone Speech Network with Dialer Interface Description The GL6965 is a bipolar integrated circuit for use in electronic telephones.
The GL6965 has low operating voltage, it provides an excellent branch performance.
It has line voltage increasing circuit by the exter-nal terminal.
Transmitting and receiving gains automatically vary according to the line current.
VL TO1 TO0 AC BIAS MFI TPO TPI 1 TPI 2 MUTE 1 2 3 4 5 6 7 8 9 20 19 18 17 16 15 14 13 12 11 VCC RO 1 RO 2 BT 1 RPO RPI 1 RPI 2 REF PADC UP Pin Configurations GND 10 Features • Externally adjustable transmitting, receiving and Sidetone gains.
• Switching between transmitting output and DTMF output is possible.
• D...

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