Altera SDI II MegaCore User Manual
Page 50
![background image](/files/763653/content/doc050.png)
Figure 4-11: 3G-SDI Receiver Data Path Block Diagram
Detect
Format
TRS
Aligner
Descrambler
Detect
1 & 1/1,001
Rate
Transceiver
Control
State
Machine
Receive
Prealign
RX Protocol
RX PHY
Management
& PHY Adapter Transceiver
Parallel
Video Out 20
20
Match
TRS
10
Extract
Line
20
Check
CRC
Extract
Payload
ID
Check
CRC
3Gb Demultiplexer
Multiplexer
Y
C
10
Match
TRS
10
Extract
Line
Check
CRC
Extract
Payload
ID
Check
CRC
10
Y Link B
(3 Gb)
C Link B
(3 Gb)
Y or
Y Link A
(3 Gb)
C or
C Link A
(3 Gb)
20
SDI In
Figure 4-12: Dual Rate SDI Receiver Data Path Block Diagram
Detect
Format
TRS
Aligner
Descrambler
Detect
Video
Standard
Transceiver
Control
State
Machine
Receive
Prealign
RX Protocol
RX PHY
Management
& PHY Adapter
Transceiver
Parallel
Video Out 20
20
Match
TRS
10
Extract
Line
20
Check
CRC
Extract
Payload
ID
Check
CRC
Demultiplexer
Multiplexer
Y (HD)
C (HD)
or CY (SD)
10
RX
Oversample
20
20
SDI In
Detect
1 & 1/1,001
Rate
4-8
Receiver
UG-01125
2015.05.04
Altera Corporation
SDI II IP Core Functional Description