Datasheet

DEM 16214 SYH-LY-CYR22 Product Specification
Version: 3 PAGE:8
9. ELECTRICAL CHARACTERISTICS
9-1 DC Characteristics
Standard Value
Item Symbol
MIN TYP MAX
Test
Condition
Unit
Operating Voltage V
DD
4.7 5.0 5.3 ------- V
I
DD1
---- 0.7 1.0
Ceramic oscillation
fosc=250kHz
Supply Current
I
DD2
---- 0.4 0.6
Resistor oscillation
external clock operation
fosc=270kHz
mA
LCD Driving Voltage VLCD 4.2 4.5 4.8 V
DD
-V5 V
9-2 AC Characteristics
9-2-1 Write mode
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