Datasheet

 1997-2013 Microchip Technology Inc. Preliminary DS30453E-page 95
PIC16C5X
FIGURE 14-9: VTH (INPUT THRESHOLD VOLTAGE) OF I/O PINS vs. VDD
FIGURE 14-10: VIH, VIL OF MCLR, T0CKI AND OSC1 (RC MODE) vs. VDD
2.00
1.80
1.60
1.40
1.20
1.00
2.5 3.0 3.5 4.0 4.5 5.0
V
DD (Volts)
M
i
n
(
–
4
0

C
t
o
+
8
5

C
)
0.80
0.60
5.5 6.0
M
a
x
(
–
4
0

C
t
o
+
8
5

C
)
T
y
p
(
+
2
5

C
)
VTH (Volts)
Typical: statistical mean @ 25°C
Maximum: mean + 3s (-40°C to 125°C)
Minimum: mean – 3s (-40°C to 125°C)
3.5
3.0
2.5
2.0
1.5
1.0
2.5 3.0 3.5 4.0 4.5 5.0
V
DD (Volts)
0.5
0.0
5.5 6.0
VIH, VIL (Volts)
4.0
4.5
V
I
H
m
i
n
(
–
40

C
t
o
+
8
5

C
)
V
I
H
m
ax
(
–4
0
C
t
o
+
8
5
C
)
V
I
H
t
y
p
+
2
5

C
V
I
L
m
i
n
(
–
4
0

C
t
o
+
8
5

C
)
V
I
L
m
a
x
(
–
4
0

C
t
o
+
8
5

C
)
V
I
H
t
y
p
+
2
5

C
Typical: statistical mean @ 25°C
Maximum: mean + 3s (-40°C to 125°C)
Minimum: mean – 3s (-40°C to 125°C)
Note: These input pins have Schmitt Trigger input buffers.