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DM9161BI

Industry-grade 10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver

Davicom Semiconductor, Inc. 

DM9161BI

Industrial-grade 10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver

5.8 Pin Maps of Normal MII, Reduced MII, and 10Base-T GPSI (7-Wired) Mode

Pin No. Normal MII Mode

Reduced MII Mode

10Base-T GPSI (7-Wired) Mode

20,19 TXD [0:1]

TXD [0:1]

TXD [0] ; TXD [1] = NC

18,17 TXD [2:3]

NC

NC

21 TXEN

TXEN

TXEN

16 TXER/TXD [4]

NC

NC

22 TXCLK

NC

TXCLK

29,28 RXD [0:1]

RXD [0:1]

RXD [0] ; RXD [1] = NC

27,26 RXD[2:3]

NC

NC

38 RXER/RXD[4]/RPTR/NODE RPTR/NODE

RPTR/NODE

37 RXDV

CRS DV

NC

34 RXCLK

NC

RXCLK

36 COL

NC

COL

35 CRS

NC

CRS

(PHYADR [2:4])

(BP4B5B)

24 MDC

MDC

MDC

25 MDIO

MDIO

MDIO

40 RESET#

RESET#

RESET#

43 XT1 (25 MHz)

XT1 (pin43) or XT2 (pin 42) XT1 (25 MHz)

(REF_CLK 50MHz)

Preliminary

10

Version: DM9161BI-12-DS-P01

July 16, 2008

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