µ
PD754144, 754244
72
Data Sheet U10040EJ2V1DS
15. RC OSCILLATION FREQUENCY CHARACTERISTICS EXAMPLES (REFERENCE VALUES)
2.0
1.0
0.5
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
8
System Clock Frequency f
CC
(MHz)
2.0
1.0
0.5
2.0
1.0
0.5
Sample C
Sample B
Sample A
CL1
CL2
22 k
Ω
22 pF
CL1
CL2
22 k
Ω
22 pF
CL1
CL2
22 k
Ω
22 pF
Power Supply Voltage V
DD
(V)
f
CC
vs. V
DD
(RC Oscillation, R = 22 k
Ω
, C = 22 pF)
Power Supply Voltage V
DD
(V)
Power Supply Voltage V
DD
(V)
System Clock Frequency f
CC
(MHz)
System Clock Frequency f
CC
(MHz)
Sample C
Sample B
Sample A
Sample C
Sample B
Sample A
(T
A
= 25
°
C)
(T
A
= 85
°
C)
(T
A
= –40
°
C)
*
