T0797

Features 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 www.DataSheet4U.com Electrostatic sensitive device. Observe precautions for handling. 65 - 300 MHz SiGe IF Receiver / Demodulator T0797 Description 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 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. www.DataSheet4U.com BBIN BBIP VCC GC2 GC1 GND VCC IFP 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 BBQP BBQN VCC LOP LON GND VCC IFN Pin Description Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Symbol BBIN BBIP VCC GC2 GC1 GND VCC IFP IFN VCC GND LON LOP VCC BBQN BBQP Baseband I-axis negative output Baseband I-axi...