Data Sheet - Rev 2.0

10/2009

AWU6604

5

APPLICATION INFORMATION

To ensure proper performance, refer to all related

Application Notes on theANADIGICS web site:

http://www.anadigics.com

Shutdown Mode

The power amplifier may be placed in a shutdown

mode by applying logic low levels (see Operating

Bias Modes

ThepoweramplifiermaybeplacedineitheraLowBias

mode or a High Bias mode by applying the appropriate

The Bias Control table lists the recommended modes

necessary for this PA.

Two operating modes are available to optimize

current consumption. High Bias/High Power operating

outputpower,thePAshouldbe“ModeSwitched”to

Medium/Lowpowermodeforlowestquiescentcurrent

consumption.

Table 5: Bias Control (UMTS)

APPLICATION

LEVELS

BIAS MODE

UMTS - med/low power

(LowBiasMode)

< +16 dBm

Low

+2.4 V

+2.4 V

3.2 - 4.2 V

> 3.2 V

UMTS - high power

(HighBiasMode)

> +15 dBm

High

+2.4 V

0V

3.2 - 4.2 V

> 3.2 V

power mode

< +6 dBm

Low

+2.4 V

+2.4 V

1.5 V

> 3.2 V

Shutdown

-

Shutdown

0V

0V

3.2 - 4.2 V

> 3.2 V