THC7984 Datasheet, PDF (17/45 Pages) THine Electronics, Inc. – 10-bit 3-channel Video Signal Digitizer

THC7984_Rev.2.0_E
Register Function
R00 Revision Code 21h can be read
R01[4] Chip Power-On
1: all the circuits power-on for normal operation.
0: the chip is set to stand-by mode. In stand-by mode, several circuits are active for sync monitoring.
Stan-by mode can be triggered by RST-pin.
R01[4] RST-pin
Status
1
Low Normal Operation
1
High
Stand-by
0
Low
Stand-by
0
High
Stand-by
< Power Control >
ADC/PLL
Power-On
Power-Down
Power-Down
Power-Down
Serial
Interface
Power-On
Power-On
Power-On
Power-On
SOG
Slicer
Power-On
Power-On
Power-On
Power-On
Sync
Processor
Power-On
Power-On
Power-On
Power-On
* During the stand-by mode, all the output pins except SOGOUT and SDA are disable (Hi-Z) .
R01[3] Auto Output Enable
1: all the output pins are automatically enabled regardless of “Output Enable except SOGOUT (R01[2]) ” or “SOGOUT
Output Enable (R01[1]) ” while input sync is detected. Input sync detection is processed in Sync Processor.
* Output Pins are RED<9:0>, GREEN<9:0>, BLUE<9:0>, DATACK, SOGOUT, HSOUT, VSOUT, and O/E FIELD
R01[2] Output Enable (Except SOGOUT)
1: Output pins except SOGOUT-pin are enabled.
R01[1] SOGOUT Output Enable
1: SOGOUT-pin is enabled.
< Output Control >
R01[3] R01[2] R01[1]
0
0
0
0
0
0
0
0
1
0
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
0
0
1
0
0
1
0
1
1
0
1
1
1
0
1
1
0
1
1
1
1
1
1
Input
Signal
Inactive
Active
Inactive
Active
Inactive
Active
Inactive
Active
Inactive
Active
Inactive
Active
Inactive
Active
Inactive
Active
Output Signal
except
SOGOUT
Disable
Disable
Disable
Disable
Enable
Enable
Enable
Enable
Disable
Enable
Disable
Enable
Enable
Enable
Enable
Enable
* When disabled, output pins are Hi-Z.
* SDA-pin is always enabled.
SOGOUT
Disable
Disable
Enable
Enable
Disable
Disable
Enable
Enable
Disable
Enable
Enable
Enable
Disable
Enable
Enable
Enable
R01[0] Reserved * Must be set to 0 (Default Value: 0)
Copyright©2013 THine Electronics, Inc.
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THine Electronics, Inc.