SY87813L_06 datasheet(8/35 Pages) MICREL

Part #	SY87813L

Description	3-Port 10/100 Integrated Switch with PHY and Frame Buffer

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Manufacturer	MICREL [Micrel Semiconductor]

Direct Link	http://www.micrel.com

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8 / 35 page

KS8993

Micrel

KS8993

8

April 2009

Pin Number

Pin Name

Type(Note 1)

Port

Pin Function

77

MODESEL[3]

I

Selects LED and test modes

78

MODESEL[2]

I

Selects LED and test modes

79

MODESEL[1]

I

Selects LED and test modes

80

MODESEL[0]

I

Selects LED and test modes

81

TESTEN

I

Factory test pin - tie low for normal operation

82

SCANEN

I

Factory test pin - tie low for normal operation

83

RST#

I

Reset

84

VDD

Pwr

2.5V for core digital circuitry

85

GND

Ground for digital circuitry

86

LED[1][3]

O

1

Port 1 LED indicator 3

87

LED[1][2]

O

1

Port 1 LED indicator 2

88

LED[1][1]

O

1

Port 1 LED indicator 1

89

LED[1][0]

O

1

Port 1 LED indicator 0

90

LED[2][3]

O

2

Port 2 LED indicator 3

91

LED[2][2]

O

2

Port 2 LED indicator 2

92

LED[2][1]

O

2

Port 2 LED indicator 1

93

LED[2][0]

O

2

Port 2 LED indicator 0

94

VDD_IO

Pwr

2.5V or 3.3V for MII interface, LEDs and other digital I/O

95

GND

Ground for digital circuitry

96

LED[3][3]

O

3

Port 3 LED indicator 3

97

LED[3][2]

O

3

Port 3 LED indicator 2

98

LED[3][1]

O

3

Port 3 LED indicator 1

99

LED[3][0]

O

3

Port 3 LED indicator 0

100

PRSV

I

Priority queue buffer reserve

101

PRSEL[1]

I

Priority scheme select bit 1

102

PRSEL[0]

I

Priority scheme select bit 0

103

PBASE2

I

Priority base value bit 2

104

PBASE1

I

Priority base value bit 1

105

PBASE0

I

Priority base value bit 0

106

P3_1PEN

I

3

Port 3 802.1p receive priority classification enable

107

P2_1PEN

I

2

Port 2 802.1p receive priority classification enable

108

P1_1PEN

I

1

Port 1 802.1p receive priority classification enable

109

P3_TXQ2

I

3

Port 3 transmit queue split, priority queueing enable

110

P2_TXQ2

I

2

Port 2 transmit queue split, priority queueing enable

111

P1_TXQ2

I

1

Port 1 transmit queue split, priority queueing enable

112

GND

Ground for digital circuitry

113

VDD

Pwr

2.5V for core digital circuitry

114

P3_PP

I

3

Port 3 receive port based priority classification

115

P2_PP

I

2

Port 2 receive port based priority classification

Note 1.

Pwr = power supply

GND = ground

I = input

O = output

I/O = bi-directional

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SY87813L Datasheet(PDF) 8 Page - Micrel Semiconductor

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