Overview

Features

• 155 MHz FM and 40 MHz AM input frequency

• 30 mVeff AM and 50 mVeff FM sensitivity

• Additional open drain ports controlled by I2C Bus

• 2-pin quartz oscillator

• Fast phase detector with short anti-backlash pulses and polarity reversal

• Charge pump current programmable in four steps up to 4.5 mA

• Frequency resolution of 1, 5 and 10 kHz AM and 12.5, 25 and 50 kHz FM

• P-DSO-24 package

Application

The SDA 4331X provides separated input and output ports for AM and FM and is well suited for extremely fast loop settling times in the FM mode.