C8051F50x-F51x
Table 5.3. Port I/O DC Electrical Characteristics
VDD = 1.8 to 2.75 V, –40 to +125 °C unless otherwise specified.
Parameters
Conditions
Min
– 0.4
IO
Typ
Max
Units
Output High
Voltage
I
I
I
V
V
V
= –3 mA, Port I/O push-pull
= –10 µA, Port I/O push-pull
= –10 mA, Port I/O push-pull
= 1.8 V:
= 70 µA
= 8.5 mA
V
V
—
—
– 0.7
IO
—
—
—
V
OH
OH
OH
– 0.02
IO
—
V
Output Low
Voltage
IO
I
I
—
—
—
—
50
750
OL
OL
= 2.7 V:
IO
I
I
= 70 µA
= 8.5 mA
= 5.25 V:
—
—
—
—
45
550
mV
OL
OL
IO
I
I
= 70 µA
= 8.5 mA
—
—
—
—
40
400
OL
OL
Input High
Voltage
V
V
= 5.25 V
0.7 x VIO
—
—
V
V
REGIN
REGIN
Input Low Volt-
age
= 2.7 V
—
—
—
—
0.3 x VIO
2
Weak Pullup Off
Weak Pullup On, V = 2.1 V,
IO
V
= 0 V, V = 1.8 V
DD
—
—
—
6
9
IN
Input Leakage
Current
Weak Pullup On, V = 2.6 V,
V
µA
IO
= 0 V, V = 2.6 V
DD
15
47
22
IN
Weak Pullup On, V = 5.0 V,
V
IO
= 0 V, V = 2.6 V
DD
IN
115
Rev. 1.1
45
SILICON [ SILICON ]
