LAN91C94 datasheet(14/120 Pages) SMSC

14 / 120 page

PIN NUMBER

QFP

VTQFP/

TQFP

NAME

SYMBOL

BUFFER

TYPE

DESCRIPTION

nExternal

Endec

nXENDEC

I with

pullup

When tied low, the LAN91C94 is

configured for EXTERNAL ENDEC.

When tied high or left open, the

LAN91C94

uses

its

internal

encoder/decoder

13,21

40,50

61,100

11,19

48,59

98,38

VDD

+5V power supply pins

73,81

71,79

Analog

Power

AVDD

+5V analog power supply pins

2,8

18,24

31,56,6

6,94

100,6

16,22,

29,54,

64,92

Ground

GND

Ground pins

80,88

78,86

Analog

Ground

AGND

Analog ground pins

BUFFER SYMBOLS

Output buffer with 2mA source and 4mA sink.

O162

Output buffer with 2mA source and 16mA sink.

O24

Output buffer with 12mA source and 24mA sink.

OD16

Open drain buffer with 16mA sink.

OD24

Open drain buffer with 24mA sink.

I/O24

Bidirectional buffer with 12mA source and 24mA sink.

Input buffer with TTL levels

Input buffer with Schmitt Trigger Hysteresis

Iclk

Clock input buffer

DC levels and conditions defined in the DC Electrical Characteristics section.

LAN91C94 Datasheet(PDF) 14 Page - SMSC Corporation

LAN91C94 Datasheet(HTML) 14 Page - SMSC Corporation

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