參數(shù)資料
型號: KS57C21832
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 4-BIT CMOS Microcontroller(4位微控制器)
中文描述: 4位CMOS微控制器(4位微控制器)
文件頁數(shù): 17/31頁
文件大?。?/td> 243K
代理商: KS57C21832
PRELIMINARY DATASHEET
PAGE
17/30
Device Name
KS57C21832/KS57P21832
REV. NO.
0
SAMSUNG ELECTRONICS CO.,LTD.
DOC.NO.:RK8011-05-03
Table 5. D.C. Electrical Characteristics (Continued)
(T
A
= - 40
°
C to + 85
°
C, V
DD
= 1.8 V to 5.5 V)
Parameter
Input High
Leakage
Current
Symbol
I
LIH1
Conditions
Min
-
Typ
-
Max
3
Units
uA
V
I
= V
DD
All input pins except those
specified below for I
LIH2
V
I
= V
DD
X
in
, X
out
and XT
in
V
I
= 0 V
All input pins except RESET,X
in,
X
out
and XT
in
V
I
= 0 V
RESET,X
in
, X
out
and XT
in
V
O
= V
DD
All output pins
I
LIH2
20
Input Low
Leakage
Current
I
LIL1
-
-
- 3
uA
I
LIL2
- 20
Output High
Leakage
Current
Output Low
Leakage
Current
Pull-Up
Resistor
I
LOH
-
-
3
uA
I
LOL
V
O
= 0 V
All output pins
-
-
- 3
uA
R
L1
V
I
= 0 V; V
DD
= 5 V ,Port 0 - 9
25
47
100
k
V
DD
= 3 V
50
95
200
R
L2
V
I
= 0 V; V
DD
= 5 V ,
RESET
V
DD
= 3 V
100
220
400
200
450
800
LCD Voltage
Dividing
Resistor
I
V
DD
-COM
i
I
Voltage Drop
(i = 0 -15)
I
V
DD
-SEGx
I
Voltage Drop
(x = 0 - 55)
V
LC1
Output
Voltage
R
LCD
-
25
55
80
k
V
DC
V
DD
= 2.7 V to 5.5 V
- 15 uA per common pin
-
-
120
mV
V
DS
V
DD
= 2.7 V to 5.5 V
- 15 uA per segment pin
-
-
120
V
LC1
V
DD
= 2.7 V to 5.5 V
LCD clock = 0 Hz, V
LC5
= 0 V
0.8 V
DD
0.2
0.8 V
DD
0.8 V
DD
+
0.2
V
V
LC2
Output
Voltage
V
LC3
Output
Voltage
V
LC2
0.6 V
DD
0.2
0.4 V
DD
0.2
0.6 V
DD
0.6 V
DD
+
0.2
0.4 V
DD
+
0.2
V
LC3
0.4 V
DD
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