Datasheet

DEM 20485 SYH-LY Product Specification
Version: 3 PAGE: 10
12. ELECTRICAL CHARACTERISTICS
12-1-1 DC Characteristics (V
DD
=4.5V~5.5V, Ta=25°C)
Item Symbol
Standard Value
Test
Condition
Unit
Min Typ Max
Operating Voltage V
DD
4.5 5 5.5 ------- V
Supply Current I
DD
---- 0.35 0.6
V
DD
=5V,fosc=270kHz
mA
LCD Driving Voltage
V
LCD
3.0 4.5 7.0
V
DD
-V
0
(5, 1/4 Bias)
V
12-2 AC Characteristics (VDD=4.5V~5.5V, Ta=25°C)
12-2-1 Write Mode (Writing Data from MPU to Module)
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