PIC16F87XA Datasheet, PDF (202/234 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers

PIC16F87XA
FIGURE 18-7:
AVERAGE FOSC vs. VDD FOR VARIOUS VALUES OF R (RC MODE, C = 20 pF, +25°C)
4.5
Operation above 4 MHz is not recommended
4.0
3.5
5.1 kOhm
3.0
2.5
10 kOhm
2.0
1.5
1.0
0.5
100 kOhm
0.0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VDD (V)
FIGURE 18-8:
2.5
AVERAGE FOSC vs. VDD FOR VARIOUS VALUES OF R
(RC MODE, C = 100 pF, +25°C)
2.0
3.3 kOhm
1.5
5.1 kOhm
1.0
10 kOhm
0.5
100 kOhm
0.0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VDD (V)
DS39582B-page 200
 2003 Microchip Technology Inc.