Datasheet

DEM 20231 SYH-PY Product Specification
Version: 2 PAGE:8
10. ELECTRICAL CHARACTERISTICS
10-1 DC Characteristics (V
DD
=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
DD
---- 0.35 0.6 VDD=5V,fosc=270kHz mA
LCD Driving Voltage VLCD 3.0 4.5 13.0 VDD-V5 (1/5 Bias) V
10-2 AC Characteristics (V
DD
=4.5V~5.5V, Ta=-20~+70°C)
10-2-1 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 (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