Datasheet Details
- Part number
- ML1490
- Manufacturer
- LANSDALE Semiconductor
- File Size
- 576.21 KB
- Datasheet
- ML1490_LANSDALESemiconductor.pdf
- Description
- RF/IF/Audio Amplifier Wideband Amplifier
ML1490 Description
www.DataSheet4U.com ML1490 RF/IF/Audio Amplifier Wideband Amplifier With AGC Legacy Device: Motorola MC1490 The ML1490 is an integrated circuit feat.
OF SPEECH COMPRESSOR The amplifier drives the base of a PNP transistor operating common.
emitter with a voltage gain of approximately 20.
ML1490 Features
* 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% Distorti
ML1490 Applications
* Information
Figure 5. Voltage Gain and Supply Current versus Supply Voltage (Video Amplifier, See Figure 20)
AV, SINGLE±ENDED VOLTAGE GAIN (dB) 45 40 35 30 25 20 15 10 5.0 0 2.0 4.0 6.0 8.0 10 12 14 16 VCC, SUPPLY VOLTAGE (V) ICC f = 1.0 MHz Rl = 1.0 Ω AV 24 I C , SUPPLY CURRENT (mAdc) GR , GAIN RED
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