ML1490 - RF/IF/Audio Amplifier Wideband Amplifier

LANSDALE Semiconductor

The ML1490 by LANSDALE Semiconductor is a RF/IF/Audio Amplifier Wideband Amplifier. Below is the official datasheet preview.

Datasheet Details

Part number	ML1490
Manufacturer	LANSDALE Semiconductor
File Size	576.21 KB
Description	RF/IF/Audio Amplifier Wideband Amplifier
Datasheet	ML1490_LANSDALESemiconductor.pdf
Additional preview pages of the ML1490 datasheet.

OF SPEECH COMPRESSOR The amplifier drives the base of a PNP transistor operating common emitter with a voltage gain of approximately 20.

The emitter.
follower Q2 drives the AGC Pin 5 of the ML1490PP and reduces the gain. R3 controls the slope of signal compression. Table 1. Distortion versus Frequency Frequency 100 Hz 300 Hz 1.0 kHz 10 kHz 100 kHz Distortion 10 mV ei 3.5% 2% 1.5% 1.5% 1.5% 100 mV ei 12% 10% 8% 8% 8% Distortion 10 mV ei 15% 6% 3% 1% 1% 100 mV ei 27% 20% 9% 3% 3% Note.

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Published: Mar 12, 2008 |