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DTMF fsk cli circuit

Abstract: busy tone detector 1N4004 CMX612 CMX612E3 CMX612P6 GR-30-CORE SIN227 pulse dial system phones SIN242
Contextual Info: CMX612 COMMUNICATION ICs Calling Line Identifier with VMWI DATA BULLETIN ADVANCE INFORMATION Features Applications x x x x x x x x x x x CLI, CIDCW and VMWI System Operation CLASS FSK and SDT (Stuttered Dial Tone) Low Power Operation 0.5mA at 2.7V Zero-Power Detector for Ring or Line

Contextual Info: PRELIMINARY KS274C/AC, KS274I/AI CMOS INTEGRATED CIRCUIT QUAD CMOS OPERATIONAL AMPLIFIER The KS274 is a CMOS operational a m p lifie r designed to operate w ith single or dual supplies. This device has extrem ely high input impedance, low inpu t bias and o ffs e t current.

Contextual Info: HA16805PS/F • DESCRIPTION HA16805PS The HA16805 is a tone ringer monolithic IC for telephone. This IC have a built-in reuglator power supply and occur electronic sound by directly driving external magnetic speaker or piezoelectric buzzer when call signal is detected.

Contextual Info: ±1% Tolerance 0402 to 1206 Chip Resistors Specifications - X 1 % Resistance Values OHM 0O 1 0 .0 0 f 10.2 a 1 0 .5 0 1 0 .7 0 1 1 .0 0 1 1 1 .3 0 1 1 .5 0 1 1 .8 0 7 2 .0 0 12.1Q. 1 2 .4 0 1 2 .7 0 1 3 .0 0 1 1 3 .3 0 1 3 .7 0 1 4 .0 0 1 4 .3 0 1 4 .7 0 1 5 .0 0 f