PIC16F870_13 Datasheet, PDF (143/172 Pages) Microchip Technology – 28/40-Pin, 8-Bit CMOS FLASH Microcontrollers

PIC16F870/871
FIGURE 15-13: TYPICAL AND MAXIMUM IWDT vs. VDD OVER TEMPERATURE
14
Typical: statistical mean @ 25°C
12
Maximum: mean + 3 (-40°C to 125°C)
Minimum: mean – 3 (-40°C to 125°C)
10
8
6
4
2
0
2.0
2.5
3.0
3.5
4.0
VDD (V)
Max (85C)
Typ (25C)
4.5
5.0
5.5
FIGURE 15-14: TYPICAL, MINIMUM AND MAXIMUM WDT PERIOD vs. VDD (-40C TO 125C)
60
Typical: statistical mean @ 25°C
50
Maximum: mean + 3 (-40°C to 125°C)
Minimum: mean – 3 (-40°C to 125°C)
40
Max (125C)
30
20
Typ (25C)
10
Min (-40C)
0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VDD (V)
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DS30569C-page 143