参数资料
型号: AD8191AASTZ-RL
厂商: Analog Devices Inc
文件页数: 11/28页
文件大小: 0K
描述: IC SWITCH HDMI/DVI 4:1 100LQFP
标准包装: 1,000
功能: 开关,DVI/HDMI
电路: 1 x 16:1
电压电源: 单电源
电压 - 电源,单路/双路(±): 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 100-LQFP
供应商设备封装: 100-LQFP(14x14)
包装: 带卷 (TR)
AD8191A
Rev. 0 | Page 19 of 28
AUX_CH[1:0]: Auxiliary (Low Speed) Switch Source
Select Bus
Table 9. AUX_CH Mapping
AUX_CH[1:0]
AUX_COM[3:0]
Description
00
AUX_A[3:0]
Auxiliary Source A switched
to output
01
AUX_B[3:0]
Auxiliary Source B switched
to output
10
AUX_C[3:0]
Auxiliary Source C switched
to output
11
AUX_D[3:0]
Auxiliary Source D switched
to output
RECEIVER SETTINGS REGISTER
RX_TO: High Speed (TMDS) Channels 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
according to settings in the input termination
pulse register)
INPUT TERMINATION PULSE REGISTER 1 AND
REGISTER 2
RX_PT[x]: High Speed (TMDS) Input Channel 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 100 ms when source is switched
Table 12. RX_PT[x] Mapping
RX_PT[x]
Corresponding Input TMDS Channel
Bit 0
B0
Bit 1
B1
Bit 2
B2
Bit 3
B3
Bit 4
A0
Bit 5
A1
Bit 6
A2
Bit 7
A3
Bit 8
C3
Bit 9
C2
Bit 10
C1
Bit 11
C0
Bit 12
D3
Bit 13
D2
Bit 14
D1
Bit 15
D0
RECEIVE EQUALIZER REGISTER 1 AND REGISTER 2
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]
Corresponding Input TMDS Channel
Bit 0
B0
Bit 1
B1
Bit 2
B2
Bit 3
B3
Bit 4
A0
Bit 5
A1
Bit 6
A2
Bit 7
A3
Bit 8
C3
Bit 9
C2
Bit 10
C1
Bit 11
C0
Bit 12
D3
Bit 13
D2
Bit 14
D1
Bit 15
D0
TRANSMITTER SETTINGS REGISTER
TX_PE[1:0]: High Speed (TMDS) Output Pre-Emphasis
Level Select Bus (For 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)
TX_PTO: High Speed (TMDS) Output Termination On/Off
Select Bit (For 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 (For 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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AD8191ASTZ-RL IC INTERFACE HDMI/DVI 100-LQFP
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