Overview
The LV3403M is a filter IC for FM multiplex broadcasting reception which is used in combination with demodulation-error correction IC (LC72703). The use of switched capacitor filter (SCF) technique obviates the need for frequency adjustment and ensures stable operation.

FEATUREs
• No adjustments needed due to SCF-used configuration.
• Few external components needed.

Functions
• 76 kHz BPF (Gaussian filter)
• 54 kHz HPF
• 125 kHz LPF
• Anti-aliasing filter
• Limiter circuit