Signal Timing Specifications - Akai lct42z6tm Service Manual

3-3. Signal Timing Specifications

Table 8 and Table9 show the signal timing required at the input of the LVDS transmitter. All of the interface
signal timing should be satisfied with the following specification for normal operation.
Table 8. TIMING TABLE for NTSC
ITEM
DCLK Period
DCLK Frequency
Frequency
Valid
Vertical
Blank
Total
Frequency
Valid
Horizontal
Blank
Total
Table 9. TIMING TABLE for PAL
ITEM
DCLK Period
DCLK Frequency
Frequency
Valid
Vertical
Blank
Total
Frequency
Valid
Horizontal
Blank
Total
Note :
1. The performance of the electro-optical characteristics may be influenced by variance of the vertical
refresh rate.
2. Above Timing Tables are only valid for DE Mode.
Ver. 1.0
Product Specification
SYMBOL Min.
t 12.98
CLK
f 71.55
CLK
f 57
V
t -
VV
t - t 11
VT VV
t 1091
VT
f 65.46
H
t -
HV
t - t 100
HT HV
t 1060
HT
SYMBOL Min.
t 14.81
CLK
f 59.63
CLK
f 47
V
t -
VV
t - t 25
VT VV
t 1105
VT
f 55.25
H
t -
HV
t - t 100
HT HV
t 1060
HT
July. 22, 2005
Typ. Max.
13.47 13.98
74.25 77
60 63
1080 -
45 69
1125 1149
67.5 68.94
960 -
140 320
1100 1280
Typ. Max.
16.16 16.77
61.88 67.5
50 53
1080 -
45 65
1125 1145
56.25 57.25
960 -
140 240
1100 1200
LC420WU1
Liquid Crystal Display
Unit Notes
nsec
MHz =148.5 /2
Hz
Line
Line
Line
KHz
t
CLK
t
CLK
t =2200/2
CLK
Unit Notes
nsec
MHz =123.75 /2
Hz
Line
Line
Line
KHz
t
CLK
t
CLK
t =2200/2
CLK
12 / 30