S6B0755 Datasheet, PDF (63/68 Pages) Samsung semiconductor – 128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD

128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
PRELIMINARY SPEC. VER. 1.0
S6B0755
Read / Write Characteristics (6800-series Microprocessor)
RS, R/W
E
CS1B
DB0 to DB7
( Write )
DB0 to DB7
( Read )
tAS68
0.1VDD
tCY68
0.9VDD
tEWHW, tEWHR
tDS68
tAH68
tEWLW, tEWLR
tDH68
tACC68
tOD68
Figure 41. Read / Write Characteristics (6800-series Microprocessor)
Item
Address setup time
Address hold time
System cycle time
Enable width high for write
Enable width low for write
Enable width high for read
Enable width low for read
Data setup time
Data hold time
Read access time
Output disable time
Table 23
Signal
RS
RW
E_RD
(E)
E_RD
(E)
DB0
to
DB7
Symbol
tAS68
tAH68
tCY68
tEWHW
tEWLW
tEWHR
tEWLR
tDS68
tDH68
tACC68
tOD68
Condition
CL = 100 pF
(VDD = 1.8 ~ 3.3V, Ta = -40 ~ +85°C)
Min.
Max.
Unit
0
0
-
-
ns
500
-
ns
120
120
-
-
ns
240
120
-
-
ns
30
5
-
-
ns
-
10
60
50
ns
NOTE: *1. The input signal rise time and fall time (tr, tf) is specified at 15 ns or less.
(tr + tf) < (tCY68 - tEWHW - tEWLW ) for write, (tr + tf) < (tCY68 - tEWHR - tEWLR ) for read
60