參數(shù)資料
型號: AD8196
廠商: Analog Devices, Inc.
英文描述: 2:1 HDMI/DVI Switch with Equalization
中文描述: 2:1的HDMI / DVI接口與均衡開關(guān)
文件頁數(shù): 17/24頁
文件大?。?/td> 388K
代理商: AD8196
Preliminary Data Sheet
AD8196
RECEIVER SETTINGS REGISTER
PrA | Page 17 of 24
RX_TO: High Speed (TMDS) Input Termination On/Off
Select Bit
Table 10. RX_TO Description
RX_TO
Description
0
Input termination off
1
Input termination on (can be pulsed on and off
when source is switched, according to settings in
the input termination pulse register)
INPUT TERMINATION PULSE REGISTER
RX_PT[X]: High Speed (TMDS) Input Termination X
Pulse-On-Source Switch Select Bit
Table 11. RX_PT[X] Description
RX_PT[X]
Description
0
Input termination for TMDS Channel X always
connected when source is switched
1
Input termination for TMDS Channel X
disconnected for approximately 100 ms when
source is switched
Table 12. RX_PT[X] Mapping
RX_PT[X]
Corresponding Input TMDS Channel
Bit 0
A0
Bit 1
A1
Bit 2
A2
Bit 3
A3
Bit 4
B3
Bit 5
B2
Bit 6
B1
Bit 7
B0
RECEIVE EQUALIZER REGISTER
RX_EQ[X]: High Speed (TMDS) Input X Equalization Level
Select Bit
Table 13. RX_EQ[X] Description
RX_EQ[X]
Description
0
Low equalization (6 dB)
1
High equalization (12 dB)
Table 14. RX_EQ[X] Mapping
RX_EQ[X]
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Corresponding Input TMDS Channel
A0
A1
A2
A3
B3
B2
B1
B0
TRANSMITTER SETTINGS REGISTER
TX_PE[1:0]: High Speed (TMDS) Output Pre-Emphasis
Level Select Bus (All TMDS Channels)
Table 15. TX_PE[1:0] Description
TX_PE[1:0]
Description
00
No pre-emphasis (0 dB)
01
Low pre-emphasis (2 dB)
10
Medium pre-emphasis (4 dB)
11
High pre-emphasis (6 dB)
X_PTO: High Speed (TMDS) Output Termination On/Off
Select Bit (All Channels)
Table 16. TX_PTO Description
TX_PTO
Description
0
Output termination off
1
Output termination on
TX_OCL: High Speed (TMDS) Output Current Level Select
Bit (All Channels)
Table 17. TX_OCL Description
TX_OCL
Description
0
Output current set to 10 mA
1
Output current set to 20 mA
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