KS8995XA Ver la hoja de datos (PDF) - Micrel

Número de pieza

componentes Descripción

Fabricante

KS8995XA

Integrated 5-Port 10/100 QoS Switch

Micrel 

KS8995XA

Micrel, Inc.

Pin Number

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

Pin Name

Reserved

SCL

SDA

Reserved

PS1

PS0

RST_N

GNDD

VDDC

TESTEN

SCANEN

NC

X1

X2

VDDAP

GNDA

VDDAR

GNDA

GNDA

TEST2

Type(1)

I/O

I/O

Ipd

Ipd

Ipu

Gnd

P

Ipd

Ipd

NC

I

O

P

Gnd

P

Gnd

Gnd

Port

All

All

All

All

Pin Function

No connect.

Output clock at 81kHz in I2C master mode.

Serial data input/output in I2C master mode.

No connect

No connect or pull-down.

No connect or pull-down.

Reset the KS8995XA. Active low.

Digital ground.

1.8V digital core VDD.

Factory test pin.

Factory test pin.

No connection.

25MHz crystal clock connection/or 3.3V tolerant oscillator input.

Oscillator should be ±100ppm.

25MHz crystal clock connection.

1.8V analog VDD for PLL.

Analog ground.

1.8V analog VDD.

Analog ground.

Analog ground.

Factory test pin.

Note:

1. P = Power supply.

I = Input.

O = Output.

I/O = Bidirectional.

Gnd = Ground.

Ipu = Input w/internal pull-up.

Ipd = Input w/internal pull-down.

Ipd/O = Input w/internal pull-down during reset, output pin otherwise.

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

NC = No connect.

M9999-051305

12

May 2005

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