DM9161BI Просмотр технического описания (PDF) - Davicom Semiconductor, Inc.

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DM9161BI

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

Davicom Semiconductor, Inc. 

5.5 Bias and Clock, 4 pins

DM9161BI

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

Pin No.

Pin Name I/O

Description

47

BGRESG

P Band gap Ground

48

BGRES

O Band gap Voltage Reference Resistor 6.8K ohm +/- 1%

42

XT2

I/O Crystal Output or REF_CLK input for RMII mode

43

XT1

I Crystal Input or REF_CLK input for RMII mode

*RMII mode REF_CLK 50MHz choice XT1 or XT2.

5.6 Power, 12 pins

Pin No.

1,2

9

5

6

46

23,30,41

15,33,44

Pin Name

AVDDR

AVDDT

AGND

AGND

AGND

DVDD

DGND

I/O

Description

P Analog Receive Power output

P Analog Transmit Power output

P Analog Receive Ground

P Analog Transmit Ground

P Analog Substrate Ground

P Digital Power

P Digital Ground

5.7 Table of Media Type Selection

OP2

OP1

OP0

Function

0

0

0

Dual Speed 100/10 HDX

0

0

1

Reserved

0

1

0

Reserved

0

1

1

Manually Select 10TX HDX

1

0

0

Manually Select 10TX FDX

1

0

1

Manually Select 100TX HDX

1

1

0

Manually Select 100TX FDX

1

1

1

Auto-negotiation Enables All Capabilities

9

Preliminary

Version: DM9161BI-12-DS-P01

July 16, 2008

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