LAN83C180 Ver la hoja de datos (PDF) - SMSC -> Microchip

Número de pieza

componentes Descripción

Lista de partido

LAN83C180

10/100 Fast Ethernet PHY Transceiver

SMSC -> Microchip 

AC ELECTRICAL CHARACTERISTICS

Recommended operating conditions apply except where stated.

CHARACTERISTIC

REFCLK

Frequency

Duty cycle

RX_CLK

Frequency

Duty cycle

Frequency

Duty cycle

TX_CLK

Frequency

Duty cycle

Frequency

Duty cycle

MDC

Frequency

Minimum high/low

VALUE

MIN MAX

UNITS

CONDITIONS

25±100ppm

45

55

MHz

%

25±100ppm

40

60

2.5±100ppm

40

60

MHz

%

MHz

%

100Mbs mode

100Mbs mode

10Mbs mode

10Mbs mode

25±100ppm

40

60

2.5±100ppm

40

60

MHz

%

MHz

%

100Mbs mode

100Mbs mode

10Mbs mode

10Mbs mode

-

2.5

160

-

MHz

ns

LED/PULL

LED

LED/PULL

LED

LED

5k (5 )

TX_CLK

1

DGND1

2

TX_EN

FDST

3

LNKST

4

SPDST

5

ACTST

COLST

6

7

8

DVDD1

9

RXGND3

10

RXVDD3

11

PA4

nRESET

12

13

RXVDD2

14

RXGND2

15

PA3

16

48

RXEN

47

DVDD3

46

MDC

45

MDIO

44

DGND3

43

RefCLK

42

OSCVDD

41

XTAL1

25MHz

40

XTAL2

39

OSCGND

38

TXGND4

37

TXVDD4

36

TXVDD3

35

TXGND3

34

TxRef100

33

TxRef10

C1

C2

VDD

49.9

0.1uF

34 (1 ) 34 (1 )

16.2

(1 )

16.2

(1 )

0.01uF

1.1k

(1 )

1.1k

(1 )

1:1 MAGNETICS

FIGURE 3 - EXTERNAL COMPONENTS

SMSC DS – LAN83C180

Page 19

Rev. 08/24/2001

Share Link: