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.