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Samsung S3C8248 User Manual page 278

8-bit cmos

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S3C8248/C8245/P8245/C8247/C8249/P8249
°
°
(T
= -40
C to + 85
C, V
A
Parameter
Output high voltage
Output low voltage
Input high leakage
current
Input low leakage
current
Output high
leakage current
Output low leakage
current
Oscillator feed
back resistors
Pull-up resistor
V
out voltage
LC0
(Booster run mode)
V
out voltage
LC1
(Booster run mode)
V
out voltage
LC2
(Booster run mode)
COM output
voltage deviation
SEG output
voltage deviation
NOTE: Low leakage current is absolute value.
Table 19-2. D.C. Electrical Characteristics (Continued)
= 1.8 V to 5.5 V)
DD
Symbol
Conditions
V
V
= 5 V; I
OH
DD
All output pins
V
V
= 5 V; I
OL
DD
All output pins
I
V
= V
LIH1
IN
DD
All input pins except I
I
V
= V
X
LIH2
IN
DD,
I
V
= 0 V
LIL1
IN
All input pins except I
I
V
= 0 V, X
LIL2
IN
RESET
I
V
= V
LOH
OUT
DD
All I/O pins and output pins
I
V
= 0 V
LOL
OUT
All I/O pins and output pins
R
V
= 5.0 V
osc1
DD
X
= V
, X
IN
DD
R
V
= 0 V; V
L1
IN
Port 0,1,2,3,4,5 T
R
V
= 0 V; V
L2
IN
°
T
=25
C, RESET only
A
= 25 °C, (1/3 bias mode)
V
T
LC0
A
= 25 °C, (1/2 bias mode)
T
A
= 25 °C (1/2 and 1/3
V
T
LC1
A
bias mode)
= 25 °C (1/3 bias mode)
V
T
LC2
A
V
V
= V
DC
DD
LC2
(V
-COMi)
LCD
IO = ± 15 µA (i = 0-3)
V
V
= V
Ds
DD
LC2
(V
-SEGi)
LCD
IO = ± 15 µA (i = 0-31)
Min
= -1 mA
V
OH
DD
= 2 mA
OL
LIH2
XT
,
IN
IN
LIL2
XT
,
,
IN
IN
°
800
T
= 25
C
A
= 0 V
OUT
= 5 V ±10 %
25
DD
°
= 25
C
A
= 5 V ±10%
110
DD
0.9
1.4
2V
LC0
3V
LC0
= 3 V
= 3 V
Typ
–1.0
1000
50
210
1.0
1.5
- 0.1
2V
- 0.1
3V
± 60
± 60
ELECTRICAL DATA
Max
Unit
V
0.4
3
uA
20
-3
-20
3
-3
1200
kΩ
100
310
1.15
V
1.7
+
LC0
0.1
+
LC0
0.1
± 120
mV
± 120
19-3

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C8245P8245C8249C8247P8249