HD66760 Datasheet, PDF (91/105 Pages) Hitachi Semiconductor – 104 X 80-dot Graphics LCD Controller/Driver for 256 Colors

HD66760
80-system Bus Interface Timing Characteristics
(Vcc = 2.2 to 2.4 V)
Item
Symbol Min
Bus cycle time
Write t_CYCW 600
Read t_CYCR
800
Write low-level pulse width
PW_LW 120
Read low-level pulse width
PW_LR 350
Write high-level pulse width
PW_HW 300
Read high-level pulse width
PW_HR 400
Write/Read rise/fall time
t_WRr , _WRf —
Setup time (RS to CS*, WR*, RD*)
t _AS
10
Address hold time
t _AH
20
Write data setup time
t _DSW
60
Write data hold time
t _HWR
20
Read data delay time
t _DDR
—
Read data hold time
t _DHR
5
Typ Max Unit Test Condition
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
25
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
300 ns
Figure 68
—
—
ns
Figure 68
(Vcc = 2.4 to 3.6 V)
Item
Symbol Min
Bus cycle time
Write t_CYCW 300
Read t_CYCR
500
Write low-level pulse width
PW_LW 70
Read low-level pulse width
PW_LR 250
Write high-level pulse width
PW_HW 100
Read high-level pulse width
PW_HR 200
Write/Read rise/fall time
t — _{WRr, WRf}
Setup time (RS to CS*, WR*, RD*)
t _AS
10
Address hold time
t _AH
5
Write data setup time
t _DSW
60
Write data hold time
t _HWR
15
Read data delay time
t _DDR
—
Read data hold time
t _DHR
5
Typ Max Unit Test Condition
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
25
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
—
ns
Figure 68
—
200 ns
Figure 68
—
—
ns
Figure 68