Datasheet

PIC18F66K80 FAMILY
DS39977F-page 538  2010-2012 Microchip Technology Inc.
FIGURE 31-1: VOLTAGE-FREQUENCY GRAPH,
REGULATOR ENABLED (INDUSTRIAL/EXTENDED)
(1)
FIGURE 31-2: VOLTAGE-FREQUENCY GRAPH,
REGULATOR DISABLED (INDUSTRIAL/EXTENDED)
(1,2)
Frequency
Voltage (VDD)
6V
1.8V
64 MHz
5V
4V
3V
5.5V
3V
0
4 MHz
PIC18F66K80 Family
Note 1: For VDD values 1.8V to 3V, FMAX = (VDD – 1.72)/0.02 MHz.
Frequency
Voltage (VDD)
4V
1.8V
64 MHz
3.75V
3.25V
2.5V
3.6V
4 MHz
3V
Note 1: When the on-chip voltage regulator is disabled, VDD must be maintained so that VDD 3.6V.
2: For VDD values 1.8V to 3V, FMAX = (VDD – 1.72)/0.02 MHz.
PIC18LF66K80 Family