AD8191AASTZ Analog Devices Inc, AD8191AASTZ Datasheet - Page 19

• Manufacturer Part Number: AD8191AASTZ
• Description: IC,Telecom Switching Circuit,QFP,100PIN,PLASTIC
• Manufacturer: Analog Devices Inc

Specifications of AD8191AASTZ

• Function: Switch
• Circuit: 1 x 4:1
• On-state Resistance: 100 Ohm
• Voltage Supply Source: Single Supply
• Voltage - Supply, Single/dual (±): 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AUX_CH[1:0]: Auxiliary (Low Speed) Switch Source
Select Bus
Table 9. AUX_CH Mapping
AUX_CH[1:0]
00
01
10
11
RECEIVER SETTINGS REGISTER
RX_TO: High Speed (TMDS) Channels Input Termination
On/Off Select Bit
Table 10. RX_TO Description
RX_TO
0
1
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]
0
1
Table 12. RX_PT[x] Mapping
RX_PT[x]
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit 10
Bit 11
Bit 12
Bit 13
Bit 14
Bit 15
Description
Input termination for TMDS Channel X always
connected when source is switched
Input termination for TMDS Channel X disconnected
for 100 ms when source is switched
Description
Input termination off
Input termination on (can be pulsed on and off
according to settings in the input termination
pulse register)
Corresponding Input TMDS Channel
B0
B1
B2
B3
A0
A1
A2
A3
C3
C2
C1
C0
D3
D2
D1
D0
AUX_COM[3:0]
AUX_A[3:0]
AUX_B[3:0]
AUX_C[3:0]
AUX_D[3:0]
Description
Auxiliary Source A switched
to output
Auxiliary Source B switched
to output
Auxiliary Source C switched
to output
Auxiliary Source D switched
to output
Rev. 0 | Page 19 of 28
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]
0
1
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
Bit 8
Bit 9
Bit 10
Bit 11
Bit 12
Bit 13
Bit 14
Bit 15
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]
00
01
10
11
TX_PTO: High Speed (TMDS) Output Termination On/Off
Select Bit (For All Channels)
Table 16. TX_PTO Description
TX_PTO
0
1
TX_OCL: High Speed (TMDS) Output Current Level Select
Bit (For All Channels)
Table 17. TX_OCL Description
TX_OCL
0
1
Description
Low equalization (6 dB)
High equalization (12 dB)
Corresponding Input TMDS Channel
B0
B1
B2
B3
A0
A1
A2
A3
C3
C2
C1
C0
D3
D2
D1
D0
Description
No pre-emphasis (0 dB)
Low pre-emphasis (2 dB)
Medium pre-emphasis (4 dB)
High pre-emphasis (6 dB)
Description
Output termination off
Output termination on
Description
Output current set to 10 mA
Output current set to 20 mA
AD8191A