U4254BM-M ic equivalent, low-noise am/fm antenna impedance matching ic.
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High Dynamic Range for AM and FM Integrated AGC for FM High Intercept Point 3rd-order for FM FM Amplifier Adjustable to Various .
and is suitable for windshield and roof antennas. Figure 1. Block Diagram
FMIN GND1 FMGAIN AGC VS
1 2 3 4 14 IAGC
FM
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The U4254BM-M is an integrated low-noise AM/FM antenna impedance matching circuit in BiCMOS technology. The device is designed specifically for car applications and is suitable for windshield and roof antennas. Figure 1. Block Diagram
FMIN GND1 FMGA.
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