L64777 LSI Logic Corporation, L64777 Datasheet - Page 111
L64777
Manufacturer Part Number
L64777
Description
DVB Qam Modulator
Manufacturer
LSI Logic Corporation
Datasheet
1.L64777.pdf
(124 pages)
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B.1 Overview
Figure B.1
Antenna
Source
Video
CATV Block Diagram
Transport
Receiver
MPEG-2
Satellite
Decoder
Appendix B
PLL Divider Settings
and L64724/34
Connection
This appendix lists the PLL divider settings for typical applications. It also
describes the L64777 connection to the L64724 and contains the
following sections:
The QAM modulator is the last stage in a digital CATV transmitter
system. Figure B.1 shows a block diagram of a typical CATV transmitter.
L64777 DVB QAM Modulator Technical Manual
Section B.1, “Overview,” page B-1
Section B.2, “PLL Driver Settings for Typical Applications,” page B-2
Section B.3, “Connecting the L64777 to the LSI Logic L64724,”
page B-3
Modulator
Modulator
QAM
QAM
Source
Source
Mixer
Mixer
RF
RF
Amplifier
Amplifier
Power
Power
To CATV
To CATV
B-1
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