AX88780 datasheet(38/55 Pages) ASIX

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AX88780

ASIX ELECTRONICS CORPORATION

6.0 Electrical Specification and Timings

6.1 DC Characteristics

6.1.1 Absolute Maximum Ratings

Symbol

Description

Rating

Units

TSTG

Storage Temperature

-40 to 150

°C

VCC3

Power supply of 3.3V

-0.3 to VCC3 + 0.3

VCC2

Power supply of 2.5V

-0.3 to VCC2 + 0.3

VI3

Input voltage of 3.3V IO with 5V tolerance

-0.3 to 5.5

VI2

Input voltage of 2.5V IO with 3.3V tolerance

-0.3 to 3.9

Note: Stress above those listed under Absolute Maximum Ratings may cause permanent damage to the device. Exposure to

Absolute Maximum Ratings conditions for extended period, adversely affect device life and reliability.

6.1.2 General Operation Conditions

Symbol

Description

Min

Typ

Max

Units

Junction temperature

115

°C

VCC2

Supply Voltage of 2.5V

2.25

2.5

2.75

VCC3

Supply Voltage of 3.3V

3.0

3.3

3.6

VI3

Input voltage of 3.3V IO with 5V tolerance

3.3

5.25

VI2

Input voltage of 2.5V IO with 3.3V tolerance

2.5

3.6

6.1.3 Leakage Current and Capacitance

Symbol

Description

Min

Typ

Max

Units

IIN

Input Leakage Current

-10

±1

+10

μA

IOZ

Tri-state leakage current

-10

±1

+10

μA

COUT

Output capacitance

3.1

CBID

Bi-directional buffer capacitance

3.1

6.1.4 DC Characteristics of 2.5V IO Pins

Symbol

Description

Min

Typ

Max

Units

VCC2

Power supply of 2.5V IO

2.25

2.5

2.75

Vil

Input low voltage

0.7

Vih

Input high voltage

1.7

Vol

Output low voltage

0.4

Voh

Output high voltage

1.85

Rpu

Input pull-up resistance

190

Rpd

Input pull-down resistance

190

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