Specifications

ASIX ELECTRONICS CORPORATION
33
AX88772
USB to 10/100 Fast Ethernet/HomePNA Controller
8.0 Electrical Specifications
8.1 DC Characteristics
8.1.1 Absolute Maximum Ratings
Symbol Parameter Rating Unit
VDDK Digital core power supply - 0.3 to VDDK + 0.3 V
VDD2 Power supply of 2.5V I/O - 0.3 to VDD2 + 0.3 V
VDD3 Power supply of 3.3V I/O - 0.5 to VDD3 + 0.5 V
AVDDK Analog core power supply - 0.3 to AVDDK + 0.3 V
AVDD3 Power supply of analog I/O - 0.5 to AVDD3 + 0.5 V
Input voltage of 2.5V I/O - 0.3 to VDD2 + 0.3 V V
IN2
Input voltage of 2.5V I/O with 3.3V tolerant - 0.3 to 3.9 V
Input voltage of 3.3V I/O - 0.3 to VDD3 + 0.3 V V
IN3
Input voltage of 3.3V I/O with 5V tolerant - 0.3 to 5.5 V
T
STG
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.
8.1.2 Recommended Operating Condition
Symbol Parameter Min Typ Max Unit
VDDK Digital core power supply 2.25 2.5 2.75 V
VDD2 Power supply of 2.5V I/O 2.25 2.5 2.75 V
VDD3 Power supply of 3.3V I/O 3.0 3.3 3.6 V
AVDDK Analog core power supply 2.25 2.5 2.75 V
AVDD3 Power supply of analog I/O 3.0 3.3 3.6 V
Input voltage of 2.5 V I/O 0 2.5 2.75 V V
IN2
Input voltage of 2.5 V I/O with 3.3 V
tolerance
0 2.5 3.6 V
Input voltage of 3.3 V I/O 0 3.3 3.6 V V
IN3
Input voltage of 3.3 V I/O with 5 V
tolerance
0 3.3 5.25 V
T
j
Commercial junction operating
temperature
0 - 115
℃
T
c
Commercial operating temperature 0 - 70
℃