Speech and handsfree IC

文件：185.18 Kbytes 頁(yè)數(shù)：40 Pages

PHI

PHI

Speech and handsfree IC

文件：185.18 Kbytes 頁(yè)數(shù)：40 Pages

PHI

PHI

Speech and handsfree IC

文件：185.18 Kbytes 頁(yè)數(shù)：40 Pages

PHI

PHI

Speech and handsfree IC

GENERAL DESCRIPTION\nThe TEA1098A is an analog bipolar circuit dedicated for telephony applications. It includes a line interface, handset (HS) microphone and earpiece amplifiers, handsfree (HF) microphone and loudspeaker amplifiers and a duplex controller with signal and noise monitors on both chan Line interface\n? Low DC line voltage\n? Voltage regulator with adjustable DC voltage\n? Symmetrical high impedance inputs (70 k?) for dynamic, magnetic or electret microphones\n? DTMF input with confidence tone on earphone and/or loudspeaker\n? Earphone amplifier for dynamic, magnetic or piezo-elec;

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Telecommunication Circuit & Radio Circuit

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Speech and handsfree IC

GENERAL DESCRIPTION\nThe TEA1098A is an analog bipolar circuit dedicated for telephony applications. It includes a line interface, handset (HS) microphone and earpiece amplifiers, handsfree (HF) microphone and loudspeaker amplifiers and a duplex controller with signal and noise monitors on both chan Line interface\n? Low DC line voltage\n? Voltage regulator with adjustable DC voltage\n? Symmetrical high impedance inputs (70 k?) for dynamic, magnetic or electret microphones\n? DTMF input with confidence tone on earphone and/or loudspeaker\n? Earphone amplifier for dynamic, magnetic or piezo-elec;

恩XP