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MCS7840
USB-2.0 to Four Serial Ports
Rev.
1.2
Page 37
Electrical Specifications
Absolute Maximum Ratings:
Core Power Supply (Vcc
K)
-0.3 to 2.16 V
Power Supply of 3.3V I/O (Vcc
3I0)
-0.3 to 4.0 V
Input Voltage of 3.3V I/O (Vin
3 )
-0.3 to 4.0 V
Input Voltage of 5V Tolerant I/O (Vin
5)
-0.3 to 5.8 V
Operating Temperature
0 to +70 °C
Storage Temperature
-40 to +150 °C
ESD HBM (MIL-STD 883E Method 3015-7 Class 2)
2000 V
ESD MM (JEDEC EIA/JESD22 A115-A)
200 V
CDM (JEDEC/JESD22 C101-A)
500 V
Latch-up (JESD No. 78, March 1997)
200 mA, 1.5 x VCC
Junction Temperature (Tj)
115 °C
Thermal Resistance of Junction to Ambient (Still Air)
65 °C/W
Operating Conditions:
Symbol
Parameter
Min
Typ
Max
Units
Vcc
5A
5V Power Supply Input
4.5
5.0
5.5
V
Vcc
K
Core Power Supply
1.62
1.8
1.98
V
Vcc
3IO
Power Supply of 3.3V I/O
2.97
3.3
3.63
V
REG02_V18
1.8V Regulator Output
1.71
1.8
1.89
V
I
REG02_V18
1.8V Regulator Current
70
mA
REG06_VCC33
3.3V Regulator Output
3.14
3.3
3.46
V
I
REG06_VCC33
3.3V Regulator Current
250
mA
I
5V
Operating current of 5V when 3.3V and 1.8V
internal regulators are used. No serial load.
70
mA
I
3.3V
Operating current of 3.3V. No serial load.
45
mA
I
1.8V
Operating current of 1.8V. No serial load.
25
mA
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