EM78P257
OTP ROM
Cext=100pF, Typical RC OSC Frequency
1.4
1.2
1
R= 3.3K
R = 5.1K
R = 10K
R = 100K
0.8
0.6
0.4
0.2
0
2.5
3
3.5
4
VDD(Volt)
4.5
5
5.5
Fig. 37 Typical RC OSC Frequency vs. VDD (Cext=100pF, Temperature at 25℃)
Fig. 38 Typical RC OSC Frequency vs. Temperature (R and C are ideal components)
This specification is subject to change without prior notice.
06.27.2003(V1.2)
78