42.4 Analog RF Front-End

The analog front-end contains the following:

  • RF antenna switch
  • XTO, connecting to a 16 MHz crystal oscillator
  • RF synthesizer
  • Analog RX path (LNA, Mixer, IF amplifier)
  • ADC
  • Analog TX path (Power amplifier)
  • System clock PLL
  • RF-related power management (RF-LDOs)
  • Analog control logic