PIC16F631_08 Datasheet, PDF (276/306 Pages) Microchip Technology – 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC16F631/677/685/687/689/690
FIGURE 18-30:
1.7
TTL INPUT THRESHOLD VIN vs. VDD OVER TEMPERATURE
(TTL Input, -40×C TO 125×C)
Typical: Statistical Mean @25°C
1.5
Maximum: Mean (Worst-case Temp) + 3σ
(-40°C to 125°C)
1.3
1.1
0.9
Max. -40°C
Typ. 25°C
Min. 125°C
0.7
0.5
2.0
2.5
3.0
3.5
4.0
4.5
VDD (V)
5.0
5.5
FIGURE 18-31:
SCHMITT TRIGGER INPUT THRESHOLD VIN vs. VDD OVER TEMPERATURE
(ST Input, -40×C TO 125×C)
4.0
Typical: Statistical Mean @25°C
3.5
Maximum: Mean (Worst-case Temp) + 3σ
(-40°C to 125°C)
3.0
VIH Max. 125°C
VIH Min. -40°C
2.5
2.0
VIL Max. -40°C
1.5
VIL Min. 125°C
1.0
0.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VDD (V)
DS41262E-page 274
© 2008 Microchip Technology Inc.