Introduction to Knowles Precision Devices

Applications  RF amplifier  LC Filters and Networks  Broadband Wireless LAN  Medical Devices  Cordless and Cellular phones  DR/Crystal Oscillator  Microstrip line filters

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KNOWLES

楼氏电子

HIGH SIDE DRIVER

DESCRIPTION The L9821 High Side Driver realized with Multi power - BCD mixed technology, drives resistive or inductive loads with one side connected to ground. The input control is TTL compatible and a diagnostic output provides an indication of load (open and short) and device status (thermal a

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STMICROELECTRONICS

意法半导体

HIGH CMR, 10 Mbps 3.3V OPEN COLLECTOR OUTPUT TYPE SO8 OPTOCOUPLER

DESCRIPTION NEC’s PS9821 is an optically coupled high-speed isolator containing a GaAlAs LED on the input side and a photodiode and a signal processing circuit on the output side on one chip. FEATURES • Supply Voltage 3.3V • Open collector output • High common mode transient immunity (CMH, CM

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CALMIRCO

Dual channel TV FM intercarrier sound demodulator

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PHI

PHI