S6B0755 Datasheet, PDF (62/68 Pages) Samsung semiconductor – 128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD

S6B0755
PRELIMINARY SPEC. VER. 1.0
AC CHARACTERISTICS
Read / Write Characteristics (8080-series MP)
128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
RS
/RD, /WR
CS1B
DB0 to DB7
( Write )
DB0 to DB7
( Read )
tAS80
0.9VDD
tCY80
tPWLW, tPWLR
0.1VDD
tDS80
tAH80
tPWHW, tPWHR
tDH80
tACC80
tOD80
Figure 40. Read / Write Characteristics (8080-series MPU)
Table 22
Item
Signal Symbol
Condition
(VDD = 1.8 ~ 3.3V, Ta = -40 ~ +85°C)
Min.
Max.
Unit
Address setup time
Address hold time
System cycle time
Pulse width low for write
Pulse width high for write
Pulse width low for read
Pulse width high for read
RS
RW_WR
(/WR)
E_RD
(/RD)
t_AS80
t_AH80
t_CY80
t_PWLW
t_PWHW
t_PWLR
t_PWHR
0
0
-
-
ns
500
-
ns
120
120
-
-
ns
240
-
120
-
ns
Data setup time
Data hold time
Read access time
Output disable time
DB0
to
DB7
t_DS80
t_DH80
t_ACC80
t_OD80
CL = 100 pF
80
30
-
-
ns
-
10
280
200
ns
NOTE: *1. The input signal rise time and fall time (tr, tf) is specified at 15 ns or less.
(tr + tf) < (tCY80 - tPWLW - tPWHW ) for write, (tr + tf) < (tCY80 - tPWLR - tPWHR ) for read
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