Samsung S3C8275X Computer Hardware User Manual


 
ELECTRICAL DATA S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
17-2
Table 17-1. Absolute Maximum Ratings
(T
A
= 25
°
C)
Parameter Symbol Conditions Rating Unit
Supply voltage
V
DD
0.3 to + 4.6
V
Input voltage
V
I
Ports 0–6
0.3 to
V
DD
+ 0.3
V
Output voltage
V
O
0.3 to V
DD
+ 0.3
V
Output current High
I
OH
One I/O pin active
15
mA
All I/O pins active
60
Output current Low
I
OL
One I/O pin active + 30 (Peak value) mA
Total pin current for ports + 100 (Peak value)
Operating temperature
T
A
25 to + 85
°
C
Storage temperature
T
STG
65 to + 150
°
C
Table 17-2. D.C. Electrical Characteristics
(T
A
= 25
°
C to + 85
°
C, V
DD
= 2.0 V to 3.6 V)
Parameter Symbol Conditions Min Typ Max Unit
Operating voltage
V
DD
fx = 0.4 4.2MHz, fxt = 32.8kHz
2.0
3.6 V
fx = 0.4 8.0MHz
2.5
3.6
Input high voltage
V
IH1
All input pins except for V
IH2
, V
IH3
0.7 V
DD
V
DD
V
V
IH2
Ports 0-1, nRESET
0.8 V
DD
V
DD
V
IH3
X
IN
, X
OUT
and XT
IN
, XT
OUT
V
DD
– 0.1
V
DD
Input low voltage
V
IL1
All input pins except for V
IL2
, V
IL3
0.3 V
DD
V
V
IL2
Ports 0-1, nRESET
0.2 V
DD
V
IL3
X
IN
, X
OUT
, XT
IN
, XT
OUT
0.1
Output high
voltage
V
OH
V
DD
= 2.7 to 3.6 V;
All output ports; I
OH
= 1 mA
V
DD
– 1.0
– V
Output low
voltage
V
OL1
V
DD
= 2.7 to 3.6 V
I
OL
= 15mA
Ports 0-1
1.0 V
V
OL2
V
DD
= 2.7 to 3.6 V
I
OL
= 10mA
All output ports except for V
OL1
1.0 V
Input high leakage
current
I
LIH1
V
I
= V
DD
All input pins except for I
LIH2
3
µA
I
LIH2
V
I
= V
DD
X
IN
, X
OUT
, XT
IN
, XT
OUT
20