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DS1870 Datasheet Ldmos Rf Power-amplifier Bias Controller

Manufacturer: Maxim Integrated (now Analog Devices)

Overview: Rev 1; 5/04 .. LDMOS RF Power-Amplifier Bias Controller General.

Key Features

  • Two-Channel Solution for Programmable RF Bias Control.
  • The Potentiometer’s Position is Automatically Updated to Compensate for the Ambient Temperature and the Drain Voltage or Current.
  • A Five-Channel, 13-Bit ADC Continuously Monitors the Ambient Temperature, VCC, VD, ID1, and ID2.
  • Hi/Lo Alarms for Each ADC Channel can Trigger a Fault Output.
  • Nonvolatile Memory for the Device Settings, Lookup Tables, and 32-Bytes of User Memory.
  • I2C™-Compatib.

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