W89C841D Просмотр технического описания (PDF) - Winbond

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производитель

W89C841D

3-IN-1 100BASE-TX/FX & 10BASE-T Ethernet Controller

Winbond 

W89C841F/D

LED Interface

SIGNAL NAME

LED_

LNKACT

LED_SPD

LED_

DUPCOL

PIN TYP.

I/O

I/O

I/O

PIN NO.

79

78

77

PIN DESCRIPTION

LED_LNKACT

0: Link up without activity.

1: Link fail or activity is on (flash 100 mS)

LED_SPD

0: 100M.

1: 10M.

LED_DUPCOL

0: Full duplex or collision in half duplex (flash 100 mS)

1: Half duplex and no collision.

Configuration and Test Interface

SIGNAL NAME

CONFIG[1:0]

Scan_EN

PIN TYP.

I

I

PIN NO.

76, 75

74

PIN DESCRIPTION

Configuration

00: Normal mode

01: MAC controller mode (Disable internal PHYceiver

and disable Boot ROM function)

10: PHYceiver mode (Disable MAC Controller and Boot

ROM function)

11: Reserved for testing

Scan Enable

Reserved for testing. This pin should be pulled to low.

Power Pins

SIGNAL NAME

VCCA2

VCC3A

GNDA

VCC

VCC_Core

GND

PIN TYP.

PIN NO.

87, 93

88

84, 89, 94

10, 20, 30, 40, 64,

109, 128

50, 70, 80, 119

1, 11, 21, 31, 41,

51, 65, 71, 81,

110, 118

PIN DESCRIPTION

2.5V Analog Power

3.3V Analog Power

Analog Ground

3.3V I/O Digital Power

2.5V Core Digital Power

Digital Ground

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