Intel LXD972M manual Guide, Vcc

Page 17

Document Number: 303125 Revision Number: 002 Revision Date: October

Preliminary User’s

4

A

B

C

VCC

C14

0.1uF

D

E

4

Figure 5.

22, 2004

Guide

3

MDC_1

MDIO_1

P1

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

R23

R24

R25

R27

R29

1R31

2R33

3R35

4
5
6
7
8
9
10
11
12	R40	50 1%
13	R40	50 1%
14	R41	50 1%
15	R42	50 1%
16	R43	50 1%
17	R44	50 1%
18
19
20

GND				VCC				TP15	TP16	TP17	TP18	TP19	TP20	TP21	TP22
			U1	20	SN74LVC244A			1	1	1	1	1	1	1	1
50 1%			U1				R3
50 1%		18	1Y1	VCC	1A1	2	R3
50 1%		16	1Y1		1A1	4	R2
50 1%		16	1Y2		1A2	4	R2
50 1%		14	1Y3		1A3	6	R1
50 1%		12	1Y3		1A3	8	R0
50 1%		12	1Y4		1A4	8	R0
50 1%		3	1Y4		1A4	17	RV								R26
50 1%		3	2Y4		2A4	17	RV								R26
50 1%		5	2Y4		2A4	15	RC								R28
50 1%		5	2Y3		2A3	15	RC								R28
50 1%		7	2Y3		2A3	13	RE						R30		22
50 1%		9	2Y2		2A2	11	TC						R32		22
			2Y1		2A1							R34	22
											R36	R34	22
				GND	1G	1						22	22
						1			R37
						19
					2G	19					22
									R38
				10					22
				10			GND		22
				GND
						TN
						T0
						T1
						T2
						T3							R45		22
						CL							R45		22
	VCC					CR							R48		22
		SN74LVC244A				CR							R48		22
U3	20	SN74LVC244A
U3

					TP41	TP42	TP43


	U2B			1		1	1
	U2B
33	RXD3	LED/CFG3		26							LED/CFG3
34	RXD3	LED/CFG3									LED/CFG3
34	RXD2
35	RXD2			27							LED/CFG2
36	RXD1	LED/CFG2									LED/CFG2
36	RXD0												3
37	RXD0			28							LED/CFG1		3
40	RX_DV	LED/CFG1									LED/CFG1
40	RX_CLK
41	RX_CLK
41	RX_ER
42	RX_ER			17							TPFIP
42	TX_CLK		TPFIP	17
43	TX_CLK		TPFIP
43	TX_EN
44	TX_EN			18							TPFIN
45	TXD0	TPFIN									TPFIN
45	TXD1
46	TXD1			14							TPFOP
47	TXD2	TPFOP0									TPFOP
47	TXD3
48	TXD3			15							TPFON
1	COL	TPFON0									TPFON
	CRS

	LXT972M_LQFP48C

Schematic: Intel
®
LXD972M	Intel

2

GND

MII 40 PIN

R46

R47

VCC

C15

0.1uF

	50 1%	18	1Y1	VCC	1A1	2	TP24	TP25	TP26	TP27	TP28	TP29	TP30	R77 R78 R79 R80 R81
	50 1%	16	1Y1		1A1	4
	50 1%	16	1Y2		1A2	4
		14	1Y3		1A3	6	1	1	1	1	1	1	1
		12	1Y4		1A4	8
		3	1Y4		1A4	17								X X X X X
		3	2Y4		2A4	17								X X X X X
		5	2Y4		2A4	15
		5	2Y3		2A3	15
		7	2Y3		2A3	13
		7	2Y2		2A2	13	VCC
		9	2Y2		2A2	11
		9	2Y1		2A1	11
			2Y1		2A1
				GND	1G	1								GND
					1G	19
					2G	19
				10			GND

2

Transceiver	®
	LXD972M

17

1

GND

A

B

GND

X=DO NOT INSTALL

C

Intel Corporation			1
9750 Goethe Road
Sacramento, CA 95827
Title	LXD972M LQFP48C DV/DEMO
	LXD972M LQFP48C DV/DEMO
Size	Document Number		Rev
B Intel(R) LXD972M Transceiver Demo Board MII PORT			A1
Date:	Monday, September 20, 2004	Sheet 3 of	5
D		E

Demo Board MII Port	Transceiver Demo
	Board (Board Rev A1)

Image 17

Contents Preliminary User’s Guide Intel LXD972M Transceiver Demo Board Board Rev A1Preliminary User’s Guide Contents Revision Number Revision Date July Revision HistoryRevision Number Revision Date October About this Demo Board Kit IntroductionRelated Documents Related DocumentsFeatures of Intel LXD972M Demo Board Equipment Requirements Using the Intel LXD972M Demo BoardTypical Test Setup Typical Test SetupQuick-Start Checklist for Jumper Settings Quick-Start ChecklistsQuick-Start Checklist for Switch Settings Jumper Label Setting ConfigurationIntel LXD972M Transceiver Demo Board Optional Test Setup, Using Two Intel LXD972M Demo Boards ConfigurationsPower Supply Voltage Source Connector Options Power Supply Voltage Source and Clock OptionsMagnetic Center-Tap Voltage Source Configuration Options Analog Power Supply Vcca Configuration OptionsLED Configuration Options Mdio Configuration OptionsClock Configuration Options Mdio Configuration OptionsCFG Pin Configuration Options Jtag Test SignalsJumper Configuration Settings for LED/CFG Pins Jtag Test Signal DescriptionsSchematic Intel LXD972M Transceiver Demo Board MII Port on Intel LXD972M Demo Board SchematicsIntel VCC GuideLXD972M Guide Bill of Materials Sheet 1 Bill of MaterialsBoard Reference Description Manufacturer Part Number DesignatorBill of Materials Sheet 2 Bill of Materials Sheet 3