HD66710 Datasheet, PDF (66/73 Pages) Hitachi Semiconductor – (Dot Matrix Liquid Crystal Display Controller/Driver)

HD66710
Bus Timing Characteristics (2) (V_CC = 4.5V to 5.5V, T_a = –20°C to +75°C*³)
Write Operation
Item
Symbol Min
Typ
Max
Unit
Test Condition
Enable cycle time
t_cycE
500
—
—
ns
Figure 30
Enable pulse width (high level)
PW_EH
230
—
—
Enable rise/fall time
t_Er, t_Ef
—
—
20
: Address set-up time (RS, R/ to E) t_AS
40
—
—
Address hold time
t_AH
10
—
—
Data set-up time
t_DSW
80
—
—
Data hold time
t_H
10
—
—
Read Operation
Item
Symbol Min
Typ
Max
Unit
Test Condition
Enable cycle time
t_cycE
500
—
Enable pulse width (high level)
PW_EH
230
—
Enable rise/fall time
t_Er, t_Ef
—
—
: Address set-up time (RS, R/ to E) t_AS
40
—
Address hold time
t_AH
10
—
Data delay time
t_DDR
—
—
Data hold time
t_DHR
5
—
—
ns
—
20
—
—
160
—
Figure 31
Segment Extension Signal Timing (V_CC = 2.7V to 5.5V, T_a = –20°C to +75°C*³)
Item
Clock pulse width
Clock set-up time
Data set-up time
Data hold time
M delay time
Clock rise/fall time
Symbol Min
Typ
High level t_CWH
Low level t_CWL
t_CSU
t_SU
t_DH
t_DM
t_ct
500
—
500
—
500
—
300
—
300
—
–1000 —
—
—
Max
Unit
—
ns
—
—
—
—
1000
600
Test Condition
Figure 32
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