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EL640.400-CB1/CB3 and –CD4 Operations Manual (020-0356-00A)
Fig 5. 640 columns x 400 Rows Normal Mode.
Table 8. 640 columns x 400 Rows Normal Mode.
Description Min
typ
Max
Unit
T1 Vertical Front Porch
1)
60
µs
T2 VS HIGH/LOW time
2)
1
tVCLK
T3 Vertical Blank
40
µs
VS frequency
70
72
Hz
VS period
400
tHS
Description Min
Typ
Unit
T4 HS setup to VS
9
tVCLK
T5 HS hold from VS
2
µs
T6 HS Low Time
5)
4
tVCLK
T7 HS High Time
6)
640
640
tVCLK
T8 HS period (tHS)
31
µs
1) This is the time needed to display the last row and to change the frame.
2) Only rising edge is used.
5) Video Clock VCLK should be kept running continuously.
6) The number of VCLK pulses during HS high time should be even.
For ordering information of EL640-400-CB1 and other EL Displays, please visit http://www.eldisplays.com/EL640-400-CB1 or call +1-888-394-4998.
