Untitled
Abstract: No abstract text available
Text: 12E D • 7220513 PLESSEY 000=122? 7 I S E M I C O N DU C TO R S S e m ic o n d u c to rs . ZN477E MICROPHONE AMPLIFIER FOR TELEPHONE CIRCUITS FEATURES • • • • • • • • On Chip Bridge Allows Dual Supply Polarity Operation Designed to match electrets with FET buffers
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ZN477E
ZN477E
27rCG
7H20S13
7HEDS13
10OnF
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ZN477E
Abstract: No abstract text available
Text: ZN477E MICROPHONE AMPLIFIER FOR TELEPHONE CIRCUITS FEATURES • • • • • • • • On Chip Bridge Allows Dual Supply Polarity Operation Designed to match electrets with FET buffers Gain Adjustable by External Resistor Operates from 1mA to 100m A Line Current
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ZN477E
ZN477E
15ohm
10OnF
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electret
Abstract: carbon microphone ZN477E telephone
Text: TELECOMMUNICATIONS CIRCUITS ZN477E MICROPHONE AM PLIFIER FOR TELEPHONE CIRCU ITS The ZN477E was developed specifically for use with low impedance transducers such as electret micro phones with FET buffers to replace the carbon transmitter in telephone handsets. Dual polarity
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ZN477E
ZN477E
100mA
electret
carbon microphone
telephone
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triac tag 8518
Abstract: 70146 DS3654 X2864AD 7 segment display RL S5220 TC9160 la 4440 amplifier circuit diagram 300 watt philips ecg master replacement guide vtl 3829 A-C4 TCA965 equivalent
Text: 1985 0 / 0 / CONTENTS VOLUME I Introduction to IC MASTER 3 Advertisers’ Index 8 Master Selection Guide Function Index I0 Part Number Index 40 Part Number Guide 300 Logo Guide 346 Application Note Directory 349 Military Parts Directory 50I Testing 506 Cross Reference
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ZN478E
Abstract: No abstract text available
Text: ZN478E MICROPHONE AMPLIFIER FOR TELEPHONE CIRCUITS FEATURES • • • • • • • • Low Working Voltage Designed to match electrets with FET buffers Gain Adjustable by External Resistor Operates from 1mA to 100m A Line Current Low Noise Low Distortion
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ZN478E
ZN478E
ZN477E
100nF
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