Datasheet

DEM 40271 SYH-LY Product Specification
Version:
1
.1.
0
PAGE:
6
9. ELECTRICAL CHARACTERISTICS
9-1 DC Characteristics (VDD=4.5V~5.5V, Ta=-20~+70°C)
Standard Value
Item Symbol
MIN TYP MAX
Test
Condition
Unit
Operating Voltage V
DD
4.5 5 5.5 ------- V
Supply Current I
DD1
---- 0.35 0.6 V
DD
=5V,fosc=270kHz mA
LCD Driving Voltage VLCD 3.0 4.6 13.0 VDD-V5 (1/5,1/4 Bias) V
9-2 AC Characteristics (V
DD
=4.5V~5.5V, Ta=-20~+70°C)
9-2-1. Write mode (writing data from MPU to module)
Characteristic Symbol Min Typ 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 (High, Low) t
W
140 ns E
R/W and RS Set-up Time t
SU1
0 ns R/W, RS
R/W and RS Hold Time t
H1
10 ns R/W, RS
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