mcs7840 MosChip, mcs7840 Datasheet - Page 38

• Manufacturer Part Number: mcs7840
• Description: Usb-2.0 To Four Serial Ports
• Manufacturer: MosChip

Page 38
MCS7840
USB-2.0 to Four Serial Ports
DC Characteristics of 3.3V I/O Cells
DC Characteristics of 5V Tolerant I/O Cells
Symbol
Symbol
Vcc
Vcc
Vcc
Vt-
Vt+
Vi
Vi
Vo
Vo
Vt-
Vt+
Vi
Vi
Vo
Vo
Vt
Vt
3IO
L
H
L
H
L
H
H
H
5A
K
Switching Threshold
Output High Voltage
Switching Threshold
Output High Voltage
Output Low Voltage
Output Low Voltage
Core Power Supply
Input High Voltage
Input High Voltage
Threshold Voltage
Threshold Voltage
Input Low Voltage
Input Low Voltage
5V Power Supply
Schmitt Trigger
Schmitt Trigger
Power Supply
Parameter
Parameter
Io
Io
Io
Io
H
Condition
H
Core Area
L
= -2 to -24mA
L
= -2 to -24 mA
Condition
= 2 to 24mA
3.3V I/O
= 2 to 24 mA
LVTTL
LVTTL
LVTTL
LVTTL
5V I/O
LVTTL
LVTTL
LVTTL
LVTTL
1.62
2.97
Min
2.0
0.8
2.4
Min
4.5
2.0
0.8
2.4
Typ
Typ
5.0
1.5
1.1
1.6
1.8
3.3
1.5
1.1
1.6
Max
Max
1.98
3.63
5.5
0.8
2.0
0.4
0.8
2.0
0.4
Rev.
Units
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
1.2