PIC16F720_13 Datasheet, PDF (222/254 Pages) Microchip Technology – 20-Pin Flash Microcontrollers

PIC16(L)F720/721
FIGURE 24-22: TTL INPUT THRESHOLD VIN vs. VDD OVER TEMPERATURE
1.8
Maximum: Mean + 3 (-40°C to 125°C)
Typical: Mean @25°C
1.6 Minimum: Mean - 3 (-40°C to 125°C)
1.4
Max. -40°
1.2
Typ. 25°
1
Min. 125°
0.8
0.6
0.4
1.8
3.6
5.5
VDD (V)
FIGURE 24-23: SCHMITT TRIGGER INPUT THRESHOLD VIN vs. VDD OVER TEMPERATURE
3.5
Maximum: Mean + 3 (-40°C to 125°C)
Typical: Mean @25°C
3.0 Minimum: Mean - 3 (-40°C to 125°C)
VIH Max. -40°C
2.5
2.0
1.5
VIH Min. 125°C
1.0
0.5
0.0
1.8
3.6
5.5
VDD (V)
DS41430D-page 222
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