MAX4890 Просмотр технического описания (PDF) - Maxim Integrated

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Компоненты Описание

производитель

MAX4890

(MAX4890 - MAX48920 10/100/1000 Base-T Ethernet LAN Switch

Maxim Integrated 

10/100/1000 Base-T Ethernet LAN Switch

SEL

1.25V

tON

90%

tOFF

10%

Figure 5. ENABLE and DISABLE Times

2.5V

1.25V

0V

A_

tOFF

90%

0V

tON

A_

90%

0V

3.0V

2.0V

A_

1.0V

tPLH

tPHL

VOH

2.0V

_B_

VOL

PULSE SKEW = tSK(p) = |tPHL - tPLH|

THE MAX4890/MAX4891/MAX4892 SWITCHES ARE FULLY BIDIRECTIONAL.

Figure 6. Propagation Delay Times

A_

tPLHX

3.0V

2.0V

1.0V

tPHLX

_B_

tPLHY

_B_

PULSE SKEW = tSK(p) = |tPHLY - tPLHX| OR |tPHLy - tPHLx|

THE MAX4890/MAX4891/MAX4892 SWITCHES ARE FULLY BIDIRECTIONAL.

Figure 7. Output Skew

VOH

2.0V

VOL

tPHLY

VOH

2.0V

VOL

RC

1MΩ

CHARGE-CURRENT

LIMIT RESISTOR

HIGH-

VOLTAGE

DC

SOURCE

Cs

100pF

RD

1500Ω

DISCHARGE

RESISTANCE

STORAGE

CAPACITOR

Figure 8. Human Body ESD Test Model

DEVICE

UNDER

TEST

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