KS8997 Ver la hoja de datos (PDF) - Micrel

Número de pieza

componentes Descripción

fabricante

KS8997

8-Port 10/100 Integrated Switch with PHY and Frame Buffer

Micrel 

Micrel, Inc.

KS8997/KSZ8997

Symbol Parameter

Duty Cycle Distortion

Condition

Min

Typ Max Units

±0.5

ns

Overshoot

5

%

VSET

Reference Voltage of ISET

0.75

V

Output Jitters

10BaseT Receive

Peak-to-peak

0.7

1.4

ns

VSQ

Squelch Threshold

5MHz square wave

10BaseT Transmit (measured differentially after 1:1 transformer) VDDAT= 2.5V

VP

Peak Differential Output Voltage

50Ω from each output to VDD

400

mV

2.3

V

Jitters Added

50Ω from each output to VDD

±3.5

V

Rise/Fall Times

28

ns

Notes:

1. Exceeding the absolute maximum rating may damage the device.

2. The device is not guaranteed to function outside its operating rating. Unused inputs must always be tied to an appropriate logic voltage level

(Ground to VDD).

3. No HS (heat spreader) in package.

4. Specification for packaged product only.

February 2007

32

M9999-022807-1.1

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