ISG4042-T - 5V CATV MODEM RF TUNER AND TRANSMITTER
AND APPLICATIONS The ISG4042-T is an RF tuner/transmitter designed for use in DOCSIS cable modem applications.
It is a complete solution that interfaces directly with QAM Mod/Demod IC's.
The tuner/ transmitter integrates a diplex filter, dual conversion receiver, transmit AGC amplifier, and other RF
ISG4042-T Features
* TWO WAY DOCSIS BASED DESIGN: 91-857 MHz Downstream 5-42 MHz Upstream SINGLE SUPPLY 5 V OPERATION: With Built in Linear Regulation SINGLE AGC CONTROL Simplifies Modem Calibration ULTRA SMALL SIZE: 1.9 x 2.0 x 0.5 in., 1.9 in3 46.2 x 49.0 x 12.5 mm., 28.5 cc. DIGITAL LINEAR RF TRANSMITTER: A