HT16270
D.C. Characteristics
Symbol
V
DD
I
DD1
I
DD2
I
STB
V
IL
V
IH
I
OL1
I
OH1
I
OL2
I
OH2
I
OL3
I
OH3
I
OL4
I
OH4
R
PH
Parameter
Operating Voltage
Operating Current
Operating Current
Standby Current
Input Low Voltage
Input High Voltage
BZ, BZ, IRQ
BZ, BZ
DATA
DATA
LCD Common Sink Current
LCD Common Source Current
LCD Segment Sink Current
LCD Segment Source Current
Pull-high Resistor
Test Conditions
V
DD
¾
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
Conditions
¾
No load/LCD ON
Crystal oscillator
No load/LCD OFF
Crystal oscillator
No load
Power down mode
DATA, WR, CS, RD
DATA, WR, CS, RD
V
OL
=0.3V
V
OL
=0.5V
V
OH
=2.7V
V
OH
=4.5V
V
OL
=0.3V
V
OL
=0.5V
V
OH
=2.7V
V
OH
=4.5V
V
OL
=0.3V
V
OL
=0.5V
V
OH
=2.7V
V
OH
=4.5V
V
OL
=0.3V
V
OL
=0.5V
V
OH
=2.7V
V
OH
=4.5V
DATA, WR, CS, RD
Ta=25°C
Min. Typ. Max. Unit
2.7
¾
¾
¾
¾
¾
¾
0
0
2.4
4.0
0.9
1.7
-0.9
-1.7
0.9
1.7
-0.9
-1.7
80
180
-40
-90
50
120
-30
-70
100
50
¾
30
50
5
10
2
4
¾
¾
¾
¾
1.8
3
-1.8
-3
1.8
3
-1.8
-3
160
360
-80
-180
100
240
-60
-140
200
100
5.2
75
125
25
45
14
28
0.6
1.0
3
5
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
300
150
V
mA
mA
mA
mA
mA
mA
V
V
V
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
kW
kW
6
April 21, 2000
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
