AX88178
USB to 10/100/1000 Gigabit Ethernet/HomePNA Controller
7.0 Electrical Specifications
7.1 DC Characteristics
7.1.1 Absolute Maximum Ratings
Symbol
Parameter
Rating
Unit
VDDK
Digital core power supply
- 0.3 to VDDK + 0.3
V
VDD2
VDD3
AVDDK
AVDD3
VIN2
Power supply of 2.5V I/O
- 0.3 to VDD2 + 0.3
- 0.5 to VDD3 + 0.5
- 0.3 to AVDDK + 0.3
- 0.5 to AVDD3 + 0.5
- 0.3 to VDD2 + 0.3
- 0.3 to 3.9
V
V
V
V
V
V
V
Power supply of 3.3V I/O
Analog core power supply
Power supply of analog I/O
Input voltage of 2.5V I/O
Input voltage of 2.5V I/O with 3.3V tolerant
Input voltage of 3.3V I/O
VIN3
- 0.3 to VDD3 + 0.3
Input voltage of 3.3V I/O with 5V tolerant
- 0.3 to 5.5
V
TSTG
Storage temperature
- 40 to 150
℃
Note: Permanent device damage may occur if absolute maximum ratings are exceeded. Functional operation should be
restricted in the optional sections of this datasheet. Exposure to absolute maximum rating condition for extended periods
may affect device reliability.
7.1.2 Recommended Operating Condition
Symbol
VDDK
VDD2
VDD3
AVDDK
AVDD3
VIN2
Parameter
Digital core power supply
Power supply of 2.5V I/O
Power supply of 3.3V I/O
Analog core power supply
Power supply of analog I/O
Input voltage of 2.5 V I/O
Min
2.25
2.25
3.0
2.25
3.0
Typ
2.5
2.5
3.3
2.5
3.3
2.5
Max
2.75
2.75
3.6
2.75
3.6
Unit
V
V
V
V
V
V
0
2.75
Input voltage of 2.5 V I/O with 3.3 V
tolerance
0
2.5
3.6
V
VIN3
Input voltage of 3.3 V I/O
Input voltage of 3.3 V I/O with 5 V
tolerance
0
0
3.3
3.3
3.6
5.25
V
V
Tj
Commercial junction operating
temperature
0
0
-
-
115
70
℃
℃
Tc
Commercial operating temperature
7.1.3 Leakage Current and Capacitance
Symbol
IIN
IOZ
CIN
Parameter
Input current
Tri-state leakage current
Input capacitance
Condition
No pull-up or pull-down -10
Min Typ Max Unit
±1
±1
3.1
10
10
-
μA
μA
pF
-10
-
COUT
CBID
Output capacitance
-
-
3.1
3.1
-
-
pF
pF
Bi-directional buffer capacitance
26
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