Atmel 5.8 GHz WDCT Power Amplifier ATR7040 User Manual
Features
•
Frequency Range 5 GHz to 6 GHz
•
P
out
25 dBm at 5.8 GHz
•
Gain Typically 30 dB
•
P
in
Typically 0 dBm
•
V
CC
2.7V to 3.8V
•
Power Consumption in Power-down Mode Typically < 1 µA
•
Package: QFN16 3 mm
× 3 mm
Benefits
•
Biasing Control Extends Battery Time
•
Simple Input and Output Matching
•
Only One Single Supply Required
•
No High-side Switching Transistor Required
1.
Description
1.1
Process
This 5-GHz power amplifier (PA) is designed using Atmel’s Silicon-Germanium (SiGe)
process and provides high efficiency.
process and provides high efficiency.
1.2
Circuitry
The PA, ATR7040, consists of a three-stage amplifier with a typical output power of
25 dBm. The output stage was implemented using an open-collector structure. Power
up, power down, and output level are controlled at bias control pin 6 (V
25 dBm. The output stage was implemented using an open-collector structure. Power
up, power down, and output level are controlled at bias control pin 6 (V
ctl
).
5.8 GHz WDCT
Power Amplifier
Power Amplifier
ATR7040
4868C–DECT–05/06