Texas Instruments FPD Link III - DS90UB903Q & DS90UB904Q EVK SERDESUB-21USB/NOPB SERDESUB-21USB/NOPB 데이터 시트

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SERDESUB-21USB/NOPB
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16 
SERDESUB-21USB User’s Guide  
 
 
 
 
            
 
 
SNLU101 – April 2012 
 
Deserializer Bidirectional Control Bus (SCL, SDA) - I2C Compliant  
Reference Description 
Settings 
Connector 
J6 
 
I2C Port
  
 
 
Pinout: 
1 – VDD_I2C 
2 – SCL  
3 – SDA  
4 – VSS  
 
 
JP5 
I2C Input 
Port 
 
 
Closed:  
VDD_I2C power is 
applied through the 
VDDIO source with 
onboard 1.0Kohm 
pull up resistors 
(Default)
 
Open:  
VDD_I2C power is 
applied externally 
Note: when 
connecting the bus  
externally, the 
target source must 
have external pull 
up resistor.