C8051F80x-83x
Table 7.3. Port I/O DC Electrical Characteristics
VDD = 1.8 to 3.6 V, –40 to +85 °C unless otherwise specified.
Parameters
Conditions
Min
– 0.7
DD
Typ
Max
Units
Output High Voltage
I
I
I
I
I
I
= –3 mA, Port I/O push-pull
= –10 µA, Port I/O push-pull
= –10 mA, Port I/O push-pull
= 8.5 mA
V
—
—
—
—
—
0.6
0.1
—
—
0.6
1
V
V
V
V
V
V
V
V
µA
µA
OH
OH
OH
OL
OL
OL
V
- 0.1
DD
—
V
- 0.8
DD
Output Low Voltage
—
—
—
—
—
1.0
—
—
—
= 10 µA
= 25 mA
Input High Voltage
Input Low Voltage
Input Leakage
Current
0.75 x V
DD
—
–1
—
Weak Pullup Off
Weak Pullup On, V = 0 V
15
50
IN
Table 7.4. Reset Electrical Characteristics
VDD = 1.8 to 3.6 V, –40 to +85 °C unless otherwise specified.
Parameter
Conditions
= 8.5 mA,
Min
Typ
Max
Units
RST Output Low Voltage
I
—
—
0.6
V
OL
V
= 1.8 V to 3.6 V
DD
RST Input High Voltage
RST Input Low Voltage
RST Input Pullup Current
0.75 x V
—
—
—
—
0.3 x V
50
V
DD
V
DD
DD
RST = 0.0 V
—
25
µA
V
V
POR Ramp Time
—
—
1
ms
V
DD
DD
Monitor Threshold (V
)
1.7
1.75
500
1.8
RST
Missing Clock Detector
Timeout
Time from last system clock
rising edge to reset initiation
100
1000
µs
Reset Time Delay
Delay between release of any
reset source and code
execution at location 0x0000
—
—
—
30
µs
µs
Minimum RST Low Time to
Generate a System Reset
15
—
V
V
Monitor Turn-on Time
Monitor Supply Current
V
= V – 0.1 V
RST
—
—
50
20
—
µs
DD
DD
DD
30
µA
Table 7.5. Internal Voltage Regulator Electrical Characteristics
V
= 3.0 V, –40 to +85 °C unless otherwise specified.
DD
Parameter
Conditions
Min
Typ
Max
Units
Input Voltage Range
Bias Current
1.8
—
—
3.6
65
V
50
µA
Rev. 1.0
41
SILICON [ SILICON ]
