TS7514 - PROGRAMMABLE V.23 MODEM
The TS7514 is an FSK modem which can be programmed for asynchronous half-duplex voiceband communications on a 2-wireline or full duplex PIN CONNECTIONS DIP24 MOD/DTMF MC/BC RTS ENP DGND TxD PRD XTAL IN XTAL OUT DCD RxD ZCO 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 AXTL DIP24 PL
TS7514 PROGRAMMABLE V.23 MODEM WITH DTMF .
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PROGRAMMABLE MODES : - Modem 75bps transmit, 1200bps receive - Modem 1200bps transmit, 75bps receive - DTMF dialing - Call status tone detection - Auxiliary analog transmit input - Analog test loopback PROGRAMMABLE FUNCTIONS : - Transmission level - Hysteresis and detection level - Filters (reception and transmission) - Line monitoring and buzzer - DTMF frequencies FIXED COMPROMISE LINE EQUALIZER AUTOMATIC BIAS ADJUSTMENT INTEGRATED
TS7514 Features
* DTMF dialing, call status tone detection and line monitoring in both dialing and automaticanswer modes. A signalling frequency is available at the line monitoring output (buzzer). Ring detection is possible by using the signal detection function and bypassing the receive filter. The receive signal a
