AD9882 Analog Devices, AD9882 Datasheet - Page 12

• Manufacturer Part Number: AD9882
• Description: Dual Interface for Flat Panel Displays
• Manufacturer: Analog Devices

AD9882
Mode
Soft Power-
Down (Seek
Mode)
Digital
Interface On
Analog
Interface On
4:4:4 Format
Analog
Interface On
4:2:2 Format
Serial Bus
Arbitrated
Interface
Serial Bus
Arbitrated
Interface
Serial Bus
Arbitrated
Interface
Override to
Analog
Interface
Override to
Analog
Interface
Override to
Digital
Interface
Absolute
Power-
Down
NOTES
1
2
3
Power-down is controlled via Bit 1 in Serial Bus Register 14H.
Analog Interface Detect is determined by OR-ing Bits 7, 6, and 5 in Serial Bus Register 15H.
Digital Interface Detect is determined by Bit 4 in Serial Bus Register 15H.
Power- Interface Interface Interface Interface 4:2:2
Down
1
1
1
1
1
1
1
1
1
1
0
1
Analog
Detect
0
0
1
1
1
1
1
1
1
X
X
Table IV. Power-Down Modes, 4:2:2 and 4:4:4 Format Descriptions
2
Digital
Detect
0
1
0
0
1
1
1
X
X
1
X
3
Active
Override Select
0
0
0
0
1
1
1
1
1
1
X
Active
X
X
X
X
0
0
1
0
0
1
X
–12–
Formatting Data Sheet Signals Powered On
X
X
0
1
0
1
X
0
1
X
X
Serial bus, digital interface clock detect,
analog interface clock detect, SOG
Serial bus; digital interface and analog
interface activity detect; SOG, band gap
reference; red, green, and blue outputs
Serial bus; analog interface and digital
interface clock detect; SOG, band gap
reference; red, green, and blue outputs
Serial bus; analog interface and digital
interface clock detect; SOG, band gap
reference; red and green outputs only
Same as Analog Interface
on 4:4:4 Mode
Same as Analog Interface
on 4:2:2 Mode
Same as Digital Interface Mode
Same as Analog Interface
4:4:4 Mode
Same as Analog Interface
4:2:2 Mode
Same as Digital Interface Mode
Serial Bus
REV. A