AN4980

DTMF/FSK Modem for Medical

제조업체

애플리케이션 카테고리Wired Communication

제품 유형Modems

최종 제품용Cellular Phone, Industrial, Smart Phone, Set-Top Box, Medical and Healthcare, Telemetry, Automatic Teller Machine, Card Reader, Electronic Meter, Caller ID, POS Register, Gas and Water Meter

설명

Configuration for Bell 202 2-Wire Dial-Up Half Duplex Operation. The switches U2A and U2C connect R2 and C1 across the transformer while receiving, while R1 is used for impedance matching while transmitting with U2B and U2D turned on

AN4980

설명

관련 부품