Features
• High-power-added Efficient Power Amplifier (P
out
Typically 29 dBm)
Controlled Output Power
Low-noise Preamplifier (NF Typically 1.5 dB)
Few External Components
PSSO20 Plastic Package with Down-set Paddle
Electrostatic sensitive device.
Observe precautions for handling.
1. Description
The ATR0981 is a monolithic IC manufactured using Atmel’s advanced SiGe technol-
ogy. The IC performs a transmit and receive front-end function, dedicated for a
frequency range of 300 MHz to 500 MHz. It consists of a Low-Noise Amplifier (LNA)
and a Power Amplifier (PA) with good Power-added Efficiency (PAE).
Figure 1-1. Block Diagram
1234567 9108
20 19 18 17
BIAS
BIAS
16 15 14 12 1113
UHF SiGe
Front-end IC
ATR0981
Preliminary
Rev. 4862A–SIGE–09/05