RTL8208

2001/01/07

35

Rev.1.923

10. Electrical Characteristics

10.1 Absolute Maximum Ratings

WARNING: Absolute maximum ratings are limits beyond which may cause permanent damage to the device or affect device

reliability. All voltages are specified reference to GND unless otherwise specified.

Parameter

Minimum

Maximum

Units

Storage Temperature

-55

+150

°C

Vcc Supply Referenced to GND

-0.5

+4.0

V

Digital Input Voltage

-0.5

VDD

V

DC Output Voltage

-0.5

VDD

V

10.2 Operating Range

Parameter

Minimum

Maximum

Units

Ambient Operating Temperature(Ta)

0

+70

°C

3.3V Supply Voltage Range(VDDAH)

3.15

3.45

V

2.5V Supply Voltage Range(VDDAL,VDD)

2.375

2.625

V

10.3 DC Characteristics

Parameter

Symbol

Conditions

Min

Typical

Max

Units

Power Supply Current for

2.5V

Icc

10 Base-T, idle

10 Base-T, Peak continuous 100% utilization

100 Base-TX, idle

100 Base-TX, Peak continuous 100% utilization

Power saving

Power down

81.2

88.9

125.5

145.7

76.7

15.5

mA

Power Supply Current for

3.3V

Icc

10 Base-T, idle

10 Base-T, Peak continuous 100% utilization

100 Base-TX, idle

100 Base-TX, Peak continuous 100% utilization

Power saving

Power down

88.5

499.2

370.7

371.3

48.1

3.3

mA

Total Power Consumption

for all 8 ports

PS

10 Base-T, idle

10 Base-T, Peak continuous 100% utilization

100 Base-TX, idle

100 Base-TX, Peak continuous 100% utilization

Power saving

Power down

495

1870

1537

1590

350

50

mW

TTL Input High Voltage

1.5

V

TTL Input Low Voltage

1.0

V

TTL Input Current

-10

10

uA

TTL Input Capacitance

3

pF

Output High Voltage

2.25

2.75

V

Output Low voltage

0

0.25

V