6. Parameter 6.1. Absolute maximum rating (Stresses above those listed can cause permanent damage to the device.
Exposure to maximum rated conditions can affect device operation and reliability.)
Name
Parameter note
Min.
Max.
Units
TA
Ambient operating temperature
-40
85
℃
TS
Storage temperature
-55
125
℃
VCC Voltage source (VCC connects to power, GND to ground)
-0.5
6.5
V
VIO
The voltage of input or output pin
-0.5
VCC+0.5
V
6.2. Electrical parameter (test conditions: TA=25℃, VCC=5V, exclude pin connection of USB bus)
(The every current parameter must multiply the coefficient of 40% when the power is 3.3V)
Name
Parameter note
Min.
Typical
Max.
Units
V3 doesn’t connect to VCC
4.5
5
5.3
VCC
Source voltage
V3 connect to VCC
3.3
3.3
3.8
V
ICC
Total source current when working
12
30
mA
VCC=5V
0.15
0.2
mA
ISLP
Total source current when
USB suspending
VCC=3.3V
0.05
0.08
mA
VIL
Input Voltage LOW
-0.5
0.7
V
VIH
Input Voltage HIGH
2.0
VCC+0.5
V
VOL
Output Voltage LOW (draw 4mA current)
0.5
V
VOH
Output Voltage HIGH (output 3mA current)
(Output 100uA current during chip reset)
VCC-0.5
V
IUP
Input current with pull-up resistor internal
3
150
300
uA
IDN
Input current with pull-down resistor internal
-50
-150
-300
uA
VR
Restrict voltage when power-up reset
2.3
2.6
2.9
V