DM9161A 查看數據表（PDF） - Davicom Semiconductor, Inc.

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DM9161A

10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver

Davicom Semiconductor, Inc. 

DM9161A

10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver

5.5 Bias and Clock, 4 pins

Pin No.

47

48

42

43

Pin Name

BGRESG

BGRES

XT2

XT1

I/O

Description

P Bandgap Ground

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

I/O Crystal Output; REF_CLK input for RMII mode

I Crystal Input

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 A (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

Final

Version: DM9161A-DS-F01

October 16, 2009

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