Datasheet

PIC16F818/819
DS39598F-page 116  2001-2013 Microchip Technology Inc.
FIGURE 15-1: PIC16F818/819 VOLTAGE-FREQUENCY GRAPH (INDUSTRIAL, EXTENDED)
FIGURE 15-2: PIC16LF818/819 VOLTAGE-FREQUENCY GRAPH (INDUSTRIAL)
Frequency
Voltage
6.0V
5.5V
4.5V
4.0V
2.0V
20 MHz
5.0V
3.5V
3.0V
2.5V
16 MHz
Frequency
Voltage
6.0V
5.5V
4.5V
4.0V
2.0V
5.0V
3.5V
3.0V
2.5V
FMAX = (12 MHz/V) (VDDAPPMIN – 2.5V) + 4 MHz
Note 1: V
DDAPPMIN is the minimum voltage of the PIC
®
device in the application.
4 MHz 10 MHz
Note 2: FMAX has a maximum frequency of 10 MHz.