Atmel T0797
The T0797 is a multi-purpose demodulator RFIC. The silicon monolithic integrated circuit is a designed in Atmels advanced SiGe technology. This demodulator is capable of both quadrature demodulation or direct IF output.FEATURES
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● Gain control in 20-dB steps Very low I/Q amplitude and phase errors High input P1dB Buffered IF OUT available through baseband output
APPLICATIONS
● Infrastructure digital communication systems● GSM/cellular transceivers
● ISM band transceivers Electrostatic sensitive device. Observe precautions for handling. 65 - 300 MHz SiGe IF Receiver / Demodulator T0797
DESCRIPTION
The T0797 is a multi-purpose demodulator RFIC.FEATURES
include switchable gain control on a frequency range from 65 MHz to 300 MHz. The device performs a very low amplitude as well as phase error and allows high input P1dB. The T0797 targets a variety of system applications for communications including 3G wireless. Block Diagram Figure 1. GC1 5 GC2 4 2 1 BBIP BBIN IFP IFN 8 9 ϕ 16 15 13 12 BBQP BBQN LOP LON Rev. A2, 03-Dec-01 Preliminary Information 1 (10) Preliminary Information Ordering Information Extended Type Number T0797 Package TSSOP16 Remarks Pin Configuration Figure 2. BBIN BBIP VCC GC2 GC1 G...