64CH Common Driver For Dot Matrix LCD
9
© 1998 Intech LCD Group Ltd.
AC Characteristics (VDD=4.5~5.5V, Ta=-30? ~+85? )
1. Master mode (MS=V
DD
, PCLK2=V
DD
, Cf=20pF, Rf=47KO
)
t
WHC
t
WH C
t
WLC
t
SU
t
DH
t
SU
t
D
t
D
t
DM
t
D21
t
D12
t
WH2
t
WH1
t
WL1
t
R
t
F
t
R
t
F
t
DM
t
DF
CL2
DIO1(SHL=V
DD
)
DIO2(SHL=V
SS
)
DIO2(SHL=V
DD
)
DIO1(SHL=V
SS
)
FRM
M
CLK1
CLK2
0.7V
DD
0.7V
DD
0.3V
DD
0.3V
DD
Characteristic
Symbol Min
Typ Max
Unit
Data Setup Time
t
SU
20
-
-
Data Hold Time
t
DH
40
-
-
Data Delay Time
t
D
5
-
-
FRM Delay Time
t
DF
-2
-
2
M Delay Time
t
DM
-2
-
2
CL2 Low Level Width
t
WLC
35
-
-
CL2 High Level Width
t
WHC
35
-
-
?
s
CLK1 Low Level Width
t
WL1
700
-
-
CLK2 Low Level Width
t
WL2
700
-
-
CLK1 High Level Width
t
WH1
2100
-
-
CLK2 High Level Width
t
WH2
2100
-
-
CLK1-CLK2 Phase Difference
t
D12
700
-
-
CLK2-CLK1 Phase Difference
t
D21
700
-
-
CLK1,CLK2 Rise/Fall Time
t
R
/t
F
-
-
150
ns
