KSZ8993M データシートの表示（PDF） - Micrel

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KSZ8993M

Integrated 3-Port 10/100 Managed Switch with PHYs

Micrel 

Micrel, Inc.

KSZ8993M/ML

Pin Description and I/O Assignment

Pin Number

1

2

3

Pin Name

P1LED2

P1LED1

P1LED0

Type (1)

Ipu/O

Ipu/O

Ipu/O

Description

Port 1 LED indicators

[LEDSEL1, LEDSEL0]

[0, 0]

[0, 1]

P1LED3

—

—

P1LED2

Link/Act

100Link/Act

P1LED1

Full duplex/Col 10Link/Act

P1LED0

Speed

Full duplex

[LEDSEL1, LEDSEL0]

[1, 0]

[1, 1]

P1LED3

Act

—

P1LED2

Link

—

P1LED1

Full duplex/Col —

P1LED0

Speed

—

Notes:

LEDSEL0 is external strap-in pin 70.

LEDSEL1 is external strap-in pin 23.

P1LED3 is pin 25.

During reset, P1LED[2:0] are inputs for internal testing.

4

P2LED2

Ipu/O

Port 2 LED indicators

5

P2LED1

Ipu/O

[LEDSEL1, LEDSEL0]

6

P2LED0

Ipu/O

[0, 0]

[0, 1]

P2LED3

—

—

P2LED2

Link/Act

100Link/Act

P2LED1

Full duplex/Col 10Link/Act

P2LED0

Speed

Full duplex

[LEDSEL1, LEDSEL0]

[1, 0]

[1, 1]

P2LED3

Act

—

P2LED2

Link

—

P2LED1

Full duplex/Col —

P2LED0

Speed

—

Notes:

LEDSEL0 is external strap-in pin 70.

LEDSEL1 is external strap-in pin 23.

P2LED3 is pin 20.

During reset, P2LED[2:0] are inputs for internal testing.

7

DGND

Gnd

Digital ground

Note:

1. Ipu/O = Input with internal pull-up during reset, output pin otherwise.

Gnd = Ground.

October 2008

10

M9999-020606

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