TELEPHONE SPEECH CIRCUIT WITH MULTIFREQUENCY TONE GENERATOR INTERFACE

DESCRIPTION The LS656 is a monolithic integrated circuit in 16-lead plastic package to replace the hybrid circuit in telephone set. It works with the same type of transducers for both transmitter and receiver (typically dynamic capsules). Many of its electrical characteristics can be controlled

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STMICROELECTRONICS

意法半导体

POWER INTEGRATED CIRCUIT

文件：222.09 Kbytes 页数：4 Pages

MICROSEMI

美高森美

SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR

VBR : 6.8 - 440 Volts PPK : 600 Watts FEATURES : * 600W surge capability at 1ms * Excellent clamping capability * Low zener impedance * Fast response time : typically less then 1.0 ps from 0 volt to VBR(min.) * Typical IR less then 1mA above 10V * Pb / RoHS Free

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EIC

NPN SILICON PLANAR MEDIUM POWER HIGH VOLTAGE TRANSISTORS

FEATURES * 300 Volt VCEO * 0.5 Amp continuous current * Ptot=1 Watt

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ZETEX