參數(shù)資料
型號: KS0074
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
中文描述: 34COM/80SEG驅(qū)動
文件頁數(shù): 66/70頁
文件大?。?/td> 537K
代理商: KS0074
KS0074 34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
ELECTRICAL CHARACTERISTICS
DC Characteristics
(VDD = 2.7V to 5.5V, Ta=-30 to +85
o
C)
Characteristic
Symbol
Condition
Min
Typ
Max
Unit
Operating Voltage
V
DD
-
2.7
-
5.5
V
Supply Current
I
DD
Internal oscillation or external clock.
(V
DD
=3.0V,fosc=270KHz
-
0.15
0.3
mA
Input Voltage (1)
V
IH1
-
0.7V
DD
-
V
DD
(Except OSC1)
V
IL1
V
DD
=2.7 to 3.0
-0.3
-
0.2V
DD
-
V
DD
=3.0 to 5.5
-0.3
-
0.6
Input Voltage (2)
V
IH2
-
0.7V
DD
-
V
DD
V
(Osc1)
V
IL2
-
-
-
0.2V
DD
Output Voltage (1)
V
OH1
I
OH
=-0.1mA
0.75V
DD
-
-
V
(DB0 To DB7)
V
OL1
I
OL
=0.1 mA
-
-
0.2V
DD
Output Voltage(2)
V
OH2
I
O
=-40
μ
A
0.8V
DD
-
-
V
(Except DB0 To DB7)
V
OL1
I
O
=40
μ
A
-
-
0.2V
DD
Voltage Drop
Vd
COM
I
O
=
±
0.1mA
-
-
1
V
Vd
SEG
-
-
1
Input Leakage Current
I
IL
V
IN
=0V to V
DD
-1
-
1
μ
A
Low Input Current
I
IN
V
IN
=0V, V
DD
=3V
(PULL UP)
-10
-50
-120
Internal Clock
(external Rf)
f
OSC
Rf=91k
±
2%
(V
DD
=5V)
190
270
350
KHz
External Clock
f
EC
125
270
410
KHz
duty
-
45
50
55
%
t
R
, t
F
-
-
0.2
μ
s
Voltage Converter Out2
(Vci = 4.5V)
V
OUT2
Ta = 25
o
C, C=1
μ
F,
I
OUT
= 0.25mA,
-3.0
-4.2
-
V
Voltage Converter Out3
(Vci = 2.7V)
V
OUT3
f
OSC
=270KHz
-4.3
-5.1
-
Voltage Converter Input
Vci
-
1.0
-
4.5
LCD Driving Voltage
V
LCD
V
DD
-V5
1/5 Bias
3.0
-
13.0
V
1/6.7 Bias
3.0
-
13.0
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