AD9887A Analog Devices, Inc., AD9887A Datasheet - Page 31

• Manufacturer Part Number: AD9887A
• Description: Dual Interface For Flat Panel Displays
• Manufacturer: Analog Devices, Inc.

GENERAL TIMING DIAGRAMS—DIGITAL INTERFACE
Rx0
Rx1
Rx2
(INTERNAL)
DATACK
DATACK
(PIN)
V
DIFF
t
CCS
= 0V
20%
Figure 33. Digital Output Rise and Fall Times
Figure 35. Channel-to-Channel Skew Timing
t
V
SKEW
Figure 34. Clock Cycle/High/Low Times
DIFF
T
D
CIH
LHT
80%
= 0V
, R
Figure 36. DVI Output Timing
CIH
DATA OUT
T
CIP
, R
CIP
T
CIL
80%
, R
D
LHT
CIL
20%
Rev. B | Page 31 of 52
TIMING MODE DIAGRAMS—DIGITAL INTERFACE
INTERNAL
INTERNAL
INTERNAL
INTERNAL
QO[23:0]
QO[23:0]
QE[23:0]
DATACK
DATACK
QE[23:0]
QO[23:0]
QO[23:0]
DATACK
QE[23:0]
QE[23:0]
DATACK
ODCLK
ODCLK
ODCLK
ODCLK
DE
DE
DE
DE
Figure 38. One Pixel per Clock (DATACK Not Inverted)
Figure 40. Two Pixels per Clock (DATACK Inverted)
Figure 37. One Pixel per Clock (DATACK Inverted)
FIRST
PIXEL
FIRST
PIXEL
t
t
t
t
SECOND PIXEL
SECOND PIXEL
ST
ST
ST
ST
FIRST PIXEL
Figure 39. Two Pixels per Clock
FIRST PIXEL
SECOND
SECOND
PIXEL
PIXEL
THIRD
PIXEL
THIRD
PIXEL
FOURTH PIXEL
FOURTH PIXEL
THIRD PIXEL
THIRD PIXEL
FOURTH
FOURTH
PIXEL
PIXEL
AD9887A