鈥?/div>
EuroDOCSIS compatible
VHF Low, VHF High, and UHF
All functions controlled by I
2
C bus
Downstream frequency range from 80 MHz to 860 MHz
Upstream frequency range from 5 MHz to 65 MHz
Antenna input: F-connector
3 INTRODUCTION
The 4737 PY5 RF Tuner Module covers a frequency range from 80 MHz to 860 MHz
with a channel bandwidth of 6 MHz for downstream signals, and 5 MHz to 65 MHz
for upstream signals.
Figure 1
4737 PY5 RF Tuner Module
The receiver uses a single-conversion approach with the reception frequency range
divided into VHF low, VHF high, and UHF.
Band selection and tuning is done via the I
2
C -bus. An automatic gain control (AGC)
input allows for external control of the output signal amplitude.
3X 7180 ED Revision: 02
August 00
Page 1 of 14
7180ED02.doc