KSZ8993M データシートの表示（PDF） - Micrel

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コンポーネント説明

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KSZ8993M

Integrated 3-Port 10/100 Managed Switch with PHYs

Micrel 

Micrel, Inc.

Pin Number

121

Pin Name

P1_TAGINS

Type (1)

Ipd

122

DGND

Gnd

123

VDDC

P

124

P3_TAGRM

Ipd

125

P2_TAGRM

Ipd

126

P1_TAGRM

Ipd

127

TESTEN

Ipd

128

SCANEN

Ipd

Note:

1. P = Power supply.

Gnd = Ground.

Ipd = Input w/ internal pull-down.

KSZ8993M/ML

Description

Enable tag insertion on port 1 egress

1 = enable

0 = disable

All packets transmitted from port 1 will have 802.1Q tag.

Packets received with tag will be sent out intact. Packets

received without tag will be tagged with ingress port’s default

tag.

Digital ground

1.8V digital VDD

Enable tag removal on port 3 egress

1 = enable

0 = disable

All packets transmitted from port 3 will not have 802.1Q tag.

Packets received with tag will be modified by removing

802.1Q tag. Packets received without tag will be sent out

intact.

Enable tag removal on port 2 egress

1 = enable

0 = disable

All packets transmitted from port 2 will not have 802.1Q tag.

Packets received with tag will be modified by removing

802.1Q tag. Packets received without tag will be sent out

intact.

Enable tag removal on port 1 egress

1 = enable

0 = disable

All packets transmitted from port 1 will not have 802.1Q tag.

Packets received with tag will be modified by removing

802.1Q tag. Packets received without tag will be sent out

intact.

Scan Test Enable

For normal operation, pull-down this pin to ground.

Scan Test Scan Mux Enable

For normal operation, pull-down this pin to ground.

October 2008

19

M9999-020606

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