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