ICS1893AF(2002) データシートの表示（PDF） - Integrated Circuit Systems

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ICS1893AF
(Rev.:2002)

3.3V 10Base-T/100Base-TX Integrated PHYceiver™

Integrated Circuit Systems 

Product Brief

ICS1893AF

ICS1893AF Pin Descriptions (Cont’d.)

Signal Name

10/100

100TCSR

10TCSR

REFIN

REFOUT

RESETn

Pin No

9

16

15

47

46

22

Configuration Pins

Signal Description

Output Indication , High=100baseTX Operation

100M Transmit Current Set Resistors (see Figure)

10M Transmit Current Set Resistor

Frequency Reference Input: 25 MHz Input Clock or Crystal

Frequency Reference Output for Crystal

System Reset (active low)

Signal Name

MDIO

MDC

RXD3

RXD2

RXD1

RXD0

RXDV

RXCLK

RXER

TXCLK

TXEN

TXD0

TXD1

TXD2

TXD3

COL

CRS

MAC/Repeater Interface Pins

Pin No.

26

27

28

29

30

31

32

34

35

Signal Description

Management Data Input/Output

Management Data Clock

Receive Data 3

Receive Data 2

Receive Data 1

Receive Data 0

Receive Data Valid

Receive Clock

Receive Error

37

Transmit Clock

38

Transmit Enable

39

Transmit Data 0

40

Transmit Data 1

41

Transmit Data 2

42

Transmit Data 3

43

Collision Detect

44

Carrier Sense

Document Revision: 5 April 2002

Page 5

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