GENERAL DESCRIPTION
The TDA1574T is an integrated FM tuner circuit designed for use in the RF/IF section of car radios and home receivers. The circuit contains a mixer and an oscillator and a linear IF amplifier for signal processing. The circuit also incorporates the following features.

FEATUREs
• Keyed Automatic Gain Control (AGC)
• Regulated reference voltage
• Buffered oscillator output
• Electronic standby switch
• Internal buffered mixer driving.