Features:
<br /> VLN=3.3…4.1 V (IL=15 mA)<br /> VLN=11.0… 15.0 V (IL=100 mA)<br /> 7 Capacitors & Resistors<br /> Low Voltage Operating <br /> DTMF signal input with confidence tone<br /> Mute input for DTMF dialing<br /> Line loss compensation (line current dependent) for microphone and earpiece amplifiers<br /> Gain control curve adaptable to exchange supply<br /> DC line voltage adjustment facilit<br />
Function:
Multi-Standart CMOS Single Chip Telephone IC with Dual Soft Clipping
Features:
<br /> Line/speech circuit, LD/MF repertory dialler and tone ringer on one 28 pin CMOS chip<br /> Operating range from 13 to 100 mA (down to 5mA with reduced performance)<br /> Soft clipping to avoid harsh distortion<br /> Volume control of receive signal<br /> Line loss compensation selectable by pin option<br /> Low noise (max. - 72 dBmp)<br /> Real or complex impedance<br /> NET 4 compatible.<br /> LD/MF switchable dialling<br /> Pacifier tone during programming<br /> 31 digit last number redial<br /> Sliding cursor protocol with comparison<br /> Pause key for access pause or wait function<br /> 3 flash keys, 100 ms, 280 ms and 375/600 ms<br /> On chip MF filter (CEPT CS 203 compatible)<br /> Ring frequency discrimination<br /> 3-tone melody generator<br /> Oscillator Frequency (Resonator: Murata CSA 3.58MG312AM)-3.58MHz<br /> 4х4…4х8 Keyboard<br />
Features:
<br /> Vcc=2.0…16.0 V<br /> Icc=2.7 mA<br /> Drives a wide range of speaker loads (8…100 W)<br /> Output power exceeds 250 mW with 32 W Speaker<br /> Low total harmonic distortion<br /> Gain adjustable 0…46 dB for voice band<br /> Requires few external components<br />
Features:
<br /> 20 to 1 frequency range with an external resistor<br /> Logic compatible output with 100 mA current sinking capability<br /> Bandwidth adjustable from 0 to 14%<br /> High rejection of out of band signals and noise<br /> Immunity to false signals<br /> Highly stable center frequency<br /> Center frequency adjustable from 0.01 Hz to 500 kHz<br />
Features:
<br /> 20 to 1 frequency range with an external resistor<br /> Logic compatible output with 100 mA current sinking capability<br /> Bandwidth adjustable from 0 to 14%<br /> High rejection of out of band signals and noise<br /> Immunity to false signals<br /> Highly stable center frequency<br /> Center frequency adjustable from 0.01 Hz to 500 kHz<br />