Datasheet

DEM 20485 SYH Product Specification
Version:1.1.1 PAGE:7
9-2 AC Characteristics (V
DD
=4.5V~5.5V , Ta=-20~+70°C)
9-2-1 Write mode (writing data from MPU to ST7066)
Characteristic Symbol Min Type Max Unit Test PIN
E Cycle Time t
C
1200 --- --- ns E
E Rise Time
t
R
--- --- 25 ns E
E Fall Time t
F
--- --- 25 ns E
E Pulse width
t
W
140 --- --- ns E
Address Setup Time t
SU1
0 --- --- ns R/W,RS,E
Address Hold Time
t
H1
10 --- --- ns R/W,RS,E
Data Set-up Time t
SU2
40 --- --- ns DB0~DB7
Data Hold Time t
H2
10 --- --- ns DB0~DB7
RS
R/W
E
DB0~DB7
tC
tDSW
tAS
tPW
tAH
tH
VIH1
VIL1
VIL1
Valid Data
tr
tAH
tr