Samsung C8278X ユーザーズマニュアル
ELECTRICAL DATA
S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
17-10
Table 17-8. Main Oscillation Characteristics
(T
A
=
− 25
°
C to + 85
°
C)
Oscillator
Clock Configuration
Parameter
Test Condition
Min
Typ
Max
Units
Crystal
X
IN
C1
X
OUT
Main oscillation
frequency
frequency
2.5 V
− 3.6 V
0.4
−
8 MHz
2.0 V
− 3.6 V
0.4
−
4.2
Ceramic
oscillator
oscillator
X
IN
C1
X
OUT
Main oscillation
frequency
frequency
2.5 V
− 3.6 V
0.4
−
8
2.0 V
− 3.6 V
0.4
−
4.2
External
clock
clock
X
IN
X
OUT
X
IN
input frequency
2.5 V
− 3.6 V
0.4
−
8
2.0 V
− 3.6 V
0.4
−
4.2
RC
oscillator
oscillator
X
IN
X
OUT
R
Frequency 3.3
V
0.4
−
1 MHz
Table 17-9. Sub Oscillation Characteristics
(T
A
=
− 25
°
C to + 85
°
C)
Oscillator
Clock Configuration
Parameter
Test Condition
Min
Typ
Max
Units
Crystal
XT
IN
C1
XT
OUT
V
REG
104
Sub oscillation
frequency
frequency
2.0 V
− 3.6 V
32 32.768 35
External
clock
clock
XT
IN
XT
OUT
XT
IN
input
frequency
2.0 V
− 3.6 V
32
−
100
kHz