參數(shù)資料
型號: AD8190ACPZ
廠商: ANALOG DEVICES INC
元件分類: 運動控制電子
英文描述: 2:1 HDMI/DVI Switch with Equalization
中文描述: 2-CHANNEL, AUDIO/VIDEO SWITCH, QCC56
封裝: 8 X 8 MM, LEAD FREE, MO-220VLLD-2, LFCSP-56
文件頁數(shù): 16/24頁
文件大小: 650K
代理商: AD8190ACPZ
AD8190
CONFIGURATION REGISTERS
The serial interface configuration registers can be read and written using the I
2
C serial interface, Pin I2C_SDA, and Pin I2C_SCL.
The LSB of the AD8190 I
2
C part address is set by tying Pin I2C_ADDR to 3.3 V (I2C_ADDR = 1) or 0 V (I2C_ADDR = 0).
Table 5. Register Map
Name
Bit 7
Bit 6
Bit 5
Bit 4
High speed
switch enable
Device
Modes
HS_EN
Auxiliary
switch enable
Device
Modes
AUX_EN
Receiver
Settings
Rev. 0 | Page 16 of 24
Bit 3
Bit 2
Bit 1
Bit 0
High speed
source select
HS_CH
Auxiliary
switch
source select
AUX_CH
High speed
input
termination
select
RX_TO
Addr.
0x00
Default
0x40
High Speed
Auxiliary
0x01
0x40
0x10
0x01
Input termination pulse-on-source-switch select (disconnect termination for a short period of time)
Input
Termination
Pulse
Receive
Equalizer
RX_PT[7]
RX_PT[6]
RX_PT[5]
RX_PT[4]
RX_PT[3]
RX_PT[2]
RX_PT[1]
RX_PT [0]
0x11
0x00
Input equalization level select
RX_EQ[7]
RX_EQ[6]
RX_EQ[5]
RX_EQ[4]
RX_EQ[3]
High speed output
pre-emphasis level
select
RX_EQ[2]
RX_EQ[1]
High speed
output
termination
select
TX_PTO
RX_EQ[0]
High speed
output
current level
select
TX_OCL
0x13
0x00
Transmitter
Settings
TX_PE[1]
TX_PE[0]
0x20
0x03
HIGH SPEED DEVICE MODES REGISTER
HS_EN: High Speed (TMDS) Switch Enable Bit
Table 6. HS_EN Description
HS_EN
Description
0
High speed channels off, low power/standby mode
1
High speed channels on
HS_CH: High Speed (TMDS) Source Select Bit
Table 7. HS_CH Mapping
HS_CH
O[3:0]
Description
0
A[3:0]
High speed Source A switched to output
1
B[3:0]
High speed Source B switched to output
AUXILIARY DEVICE MODES REGISTER
AUX_EN: Auxiliary (Low Speed) Switch Enable Bit
Table 8. AUX_EN Description
AUX_EN
Description
0
Auxiliary switch off, no low speed input/output to
low speed common input/output connection
1
Auxiliary switch on
AUX_CH: Auxiliary (Low Speed) Switch Source Select Bit
Table 9. AUX_CH Mapping
AUX_CH
AUX_COM[3:0]
0
AUX_A[3:0]
Description
Auxiliary Source A switched to
output
Auxiliary Source B switched to
output
1
AUX_B[3:0]
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