HD61202U Datasheet, PDF (30/33 Pages) Hitachi Semiconductor – Dot Matrix Liquid Crystal GraphicDisplay Column Driver

HD61202U
Interface AC Characteristics
MPU Interface (GND = 0V, V_CC = 2.7 to 5.5V, Ta = –20 to +75°C)
Item
E cycle time
E high level width
E low level width
E rise time
E fall time
Address setup time
Address hold time
Data setup time
Data delay time
Data hold time (write)
Data hold time (read)
Symbol
t_CYC
P_WEH
P_WEL
t_r
t_f
t_AS
t_AH
t_DSW
t_DDR
t_DHW
t_DHR
Min
Typ
Max
1000
—
—
450
—
—
450
—
—
—
—
25
—
—
25
140
—
—
10
—
—
200
—
—
—
—
320
10
—
—
20
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note
Fig. 10, Fig. 11
Fig. 10
Fig. 11, Fig. 12
Fig. 10
Fig. 11
E
VIHT
VILT
R/W
CS1–CS3
D/I
DB0–DB7
t_CYC
P_WEL
VIHT
t_AS
VILT
t_AS
VIHT
VILT
P_WEH
t_r
t_f
t_AH
VIHT
VILT
t_DSW
t_AH
t_DHW
Figure 10 MPU Write Timing
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