FEATURES
  • Each Channel with a Current Control-Loop tracking the DC Bias Current of a PA

  • A 64 fine-step reference-voltage for tuning a target bias-current of the controlled PA

  • 10-bit programmable output voltages with twosegmental user-defined temperature coefficients (TC) for thermal compensations

- Configurable breakpoint temperatures

- Maximum TC range: -5.6mV/°C ~ 6.0mV/°C, with an incremental step of 0.4mV/°C

  • Integrated and remote temperature sensors

  • Internal 256 bits OTP for autonomous operation

  • Two analog outputs

- Two monotonic DACs with 4 coarse-tune ranges and each with 10-bit resolution, 1.8mV/LSB 

- Cover an Entire Output Range: -5.9V to -0.1V 

- Configurable 16-step PA Pinchoff voltages

- High current drive capability: 50mA

  • Output switches

- Fast switching time: 120ns

- Low resistance option: 1 Ohm

  • Built-in power on/off sequencing control

  • SPI and I2C interface:  standard and fast

  • Specified temperature range : -40°C to 125°C

APPLICATIONS
  • Communications Infrastructure 4G/5G system

  • Bias Controllers for GaN/LDMOS/GaAs/HBT etc