Overview
The LA7172M is a monolithic IC for an RF modulator which generates RF TV channel signal in UHF band, from a baseband video and audio signal.
Audio FM carrier is controlled by PLL system and generated without L/C tank.

FEATUREs
• 5V operation.
• Less supply current.
• Balanced RF VCO.
• Wide bandwidth.
• PLL controlled and tankless audio FM (4 sound intercarrier frequency capability).
• Small package.
• Package : MFP16.

Functions
• RF VCO.
• Video modulator.
• Sound carrier converter.
• RF buffer.
• Video clamp.
• White clip.
• Audio FM.
• 4V regulator.
• Reference oscillatior.
• TSG (test signal generator).