HTML datasheet archive (search documentation on electronic components) Search datasheet (1.687.043 components)
Search field

Datasheet: LXT915 (Level One)

Simple Quad Ethernet Repeater

 

Download: PDF   ZIP
Level One

Document Outline

$35,/
*HQHUDO 'HVFULSWLRQ
)HDWXUHV
L1
/;7 %ORFN 'LDJUDP
'$7$ 6+((7
/;7
6LPSOH 4XDG (WKHUQHW 5HSHDWHU
)RXU LQWHJUDWHG %$6(7 WUDQVFHLYHUV DQG RQH $8,
WUDQVFHLYHU RQ D VLQJOH FKLS
6L[ LQWHJUDWHG /(' GULYHUV ZLWK IRXU XQLTXH
RSHUDWLRQDO PRGHV
2QFKLS WUDQVPLW DQG UHFHLYH ILOWHULQJ
$XWRPDWLF SRODULW\ GHWHFWLRQ DQG FRUUHFWLRQ
6\QFKURQRXV RU DV\QFKURQRXV ,QWHU5HSHDWHU
%DFNSODQH VXSSRUWV KRW VZDSSLQJ
,QWHUUHSHDWHU EDFNSODQH DOORZV FDVFDGHG UHSHDWHUV
OLQNLQJ RU PRUH %$6(7 SRUWV
3DFNDJHG LQ SLQ 34)3
$SSOLFDWLRQV
5HPRWH RU 6WDQGDORQH 8QPDQDJHG +XEV
6WDFNDEOH 8QPDQDJHG +XEV
&RQWURO
7ZLVWHGSDLU
SRUW
73 3RUW
)
73 3RUW
)
73 3RUW
)
$8, SRUW
'7( RQO\
5HSHDWHU
6WDWH 0DFKLQH 7LPLQJ
5HFRYHU\ ),)2 HFW
,QWHU5HSHDWHU
%DFNSODQH 3RUW
/(' 'ULYHUV
)LOWHU


/('0
/('0
'2',
'2',
'2',
'23
'21
',3
',1
'23
'21
',3
',1
&,3
&,1
6<6&/.
,5(1$
,5'(1
,5&)6
,5&2/
,5'$7
%&/.,2
/('73
/('$8,
/('&)
$6<1&
'64(
5(6(7
7KH /;7 LV DQ LQWHJUDWHG PXOWLSRUW UHSHDWHU GHVLJQHG
IRU PL[HGPHGLD QHWZRUNV ,W SURYLGHV DOO WKH DFWLYH FLU
FXLWU\ UHTXLUHG IRU WKH UHSHDWHU IXQFWLRQ LQ D VLQJOH &026
GHYLFH ,W LQFOXGHV RQH $WWDFKPHQW 8QLW ,QWHUIDFH $8,
SRUW DQG IRXU %$6(7 WUDQVFHLYHUV 7KH $8, SRUW DOORZV
FRQQHFWLRQ RI DQ H[WHUQDO WUDQVFHLYHU %$6(
%$6( %$6(7 RU )2,5/ RU D GURS FDEOH 7KH
%$6(7 WUDQVFHLYHUV DUH HQWLUHO\ VHOIFRQWDLQHG ZLWK
LQWHUQDO ILOWHUV ZKLFK VLPSOLI\ WKH GHVLJQ ZRUN UHTXLUHG IRU
)&&FRPSOLDQW (0, SHUIRUPDQFH
$Q ,QWHU5HSHDWHU %DFNSODQH ,5% LQWHUIDFH DOORZV RU
PRUH %$6(7 SRUWV WR EH FDVFDGHG FUHDWLQJ D ODUJH VLQ
JOHVHJPHQW PXOWLSRUW UHSHDWHU
7KH /;7 UHTXLUHV RQO\ D VLQJOH YROW SRZHU VXSSO\
GXH WR LWV DGYDQFHG &026 IDEULFDWLRQ SURFHVV
Revision 2.0
/;7 6LPSOH 4XDG (WKHUQHW 5HSHDWHU
L1
7$%/( 2) &217(176
3,1 $66,*10(176 $1' 6,*1$/ '(6&5,37,216
73 3RUW 6LJQDO 'HVFULSWLRQV
$8, 3RUW 6LJQDO 'HVFULSWLRQV
&RQWURO 6WDWXV DQG 0LVFHOODQHRXV 6LJQDO 'HVFULSWLRQV
,QWHU5HSHDWHU %DFNSODQH ,5% 6LJQDO 'HVFULSWLRQV
3RZHU 6XSSO\ 6LJQDO 'HVFULSWLRQV
)81&7,21$/ '(6&5,37,21
,QWURGXFWLRQ
([WHUQDO ,QWHUIDFHV
,QWHU5HSHDWHU %DFNSODQH ,5%
,QWHUQDO 5HSHDWHU &LUFXLWU\
,QLWLDOL]DWLRQ
%$6(7 3RUW 2SHUDWLRQ
$8, 3RUW 2SHUDWLRQ
/(' 'LVSOD\
$33/,&$7,21 ,1)250$7,21
/D\RXW 5HTXLUHPHQWV
8QPDQDJHG +XE $SSOLFDWLRQ
7\SLFDO $SSOLFDWLRQ 6FKHPDWLF
0DJQHWLFV 5HTXLUHPHQWV
7(67 63(&,),&$7,216
$EVROXWH 0D[LPXP 5DWLQJV
5HFRPPHQGHG 2SHUDWLQJ &RQGLWLRQV
,2 (OHFWULFDO &KDUDFWHULVWLFV
$8, (OHFWULFDO &KDUDFWHULVWLFV
73 (OHFWULFDO &KDUDFWHULVWLFV
,5% (OHFWULFDO &KDUDFWHULVWLFV
6ZLWFKLQJ &KDUDFWHULVWLFV
,5% 7LPLQJ &KDUDFWHULVWLFV
L1
/;7 3LQ $VVLJQPHQWV DQG 6LJQDO 'HVFULSWLRQV
/;7 3,1 $66,*10(176 $1' 6,*1$/ '(6&5,37,216
)LJXUH /;7 3LQ $VVLJQPHQWV














9&&
9&&
,5(1$
,5'$7
,5'(1
,5&)6
,5&2/
*1'
%&/.,2
6<6&/.
$6<1&
*1'
/('0
*1'
5(6(7
'64(
9&&
9&&
/('&)
/('73
/('73
/('73
/('73
/('$8,
*1'
/('0
*1'
5%,$6
*1'
$8,'23
$8,'21
$8,',3
$8,',1
$8,&,3
$8,&,1
*1'
73'21
73'23
9&&
73'23
73'21
*1'
73'21
73'23
9&&
73'23
73'21
*1'
73',1
73',3
9&&
73',3
73',1
73',3
73',1
73',3
73',1
9&&
L1
/;74&
QF
QF
QF
QF
QF
QF
/;7 6LPSOH 4XDG (WKHUQHW 5HSHDWHU
L1
7DEOH 7ZLVWHG3DLU 3RUW 6LJQDO 'HVFULSWLRQV
3LQ
6\PERO
,2
'HVFULSWLRQ



73'23
73'21
73'23
73'21
73'23
73'21
73'23
73'21
2
2
2
2
2
2
2
2
7ZLVWHG3DLU 'DWD 2XWSXWV 3RVLWLYH DQG 1HJDWLYH 7KHVH SLQV DUH WKH SRVLWLYH
73'23 DQG QHJDWLYH 73'21 RXWSXWV WR WKH QHWZRUN IURP WKH UHVSHFWLYH
WZLVWHGSDLU SRUWV



73',3
73',1
73',3
73',1
73',3
73',1
73',3
73',1
,
,
,
,
,
,
,
,
7ZLVWHG3DLU 'DWD ,QSXWV 3RVLWLYH DQG 1HJDWLYH 7KHVH SLQV DUH WKH SRVLWLYH
73',3 DQG QHJDWLYH 73',1 LQSXWV IURP WKH QHWZRUN WR WKH UHVSHFWLYH
WZLVWHGSDLU SRUWV
7DEOH $8, 3RUW 6LJQDO 'HVFULSWLRQV
3LQ
6\PERO
,2
'HVFULSWLRQ
$8,'23
$8,'21
2
2
$8, 'DWD 2XWSXWV 3RVLWLYH DQG 1HJDWLYH 7KHVH SLQV DUH WKH SRVLWLYH DQG QHJD
WLYH GDWD RXWSXWV IURP WKH $8, SRUW
$8,',3
$8,',1
,
,
$8, 'DWD ,QSXWV 3RVLWLYH DQG 1HJDWLYH 7KHVH SLQV DUH WKH SRVLWLYH DQG QHJDWLYH
GDWD LQSXWV WR WKH $8, SRUW
$8,&,3
$8,&,1
,
,
$8, &ROOLVLRQ ,QSXWV 3RVLWLYH DQG 1HJDWLYH 7KHVH SLQV DUH WKH SRVLWLYH DQG QHJ
DWLYH FROOLVLRQ LQSXWV WR WKH $8, SRUW
7DEOH &RQWURO 6WDWXV DQG 0LVFHOODQHRXV 6LJQDO 'HVFULSWLRQV
3LQ
6\PERO
,2
'HVFULSWLRQ
6<6&/.
,
6\VWHP &ORFN 7KH UHTXLUHG 0+] V\VWHP FORFN LV LQSXW DW WKLV SLQ &ORFN PXVW
KDYH D GXW\ F\FOH ZLWK QV ULVH WLPH
5(6(7
,
5HVHW 7KLV SLQ UHVHWV WKH /;7 LQWHUQDO FLUFXLWU\ ZKHQ SXOOHG RU GULYHQ +LJK IRU
PV
'64(
,
'LVDEOH 64( :KHQ +LJK WKH 64( IXQFWLRQ LV GLVDEOHG
/('0
/('0
,
,
/(' 0RGH 6HOHFW 7KHVH WZR SLQV VHOHFW RQH RI IRXU SRVVLEOH PRGHV RI /('
RSHUDWLRQ 7KH )XQFWLRQDO 'HVFULSWLRQ VHFWLRQ GHVFULEHV WKH IRXU PRGHV DQG 7DEOH
OLVWV WKH IRXU VHWWLQJV
L1
/;7 3LQ $VVLJQPHQWV DQG 6LJQDO 'HVFULSWLRQV
/('&)
2
&ROOLVLRQ ),)2 (UURU /(' 'ULYHU 7KLV WULVWDWH /(' GULYHU SLQ UHSRUWV FROOL
VLRQV DQG ),)2 HUURUV ,W SXOVHV /RZ WR UHSRUW FROOLVLRQV DQG SXOVHV +LJK WR UHSRUW
),)2 HUURUV :KHQ WKLV SLQ LV FRQQHFWHG WR WKH DQRGH RI RQH /(' DQG WR WKH FDWKRGH
RI D VHFRQG /(' WKH /;7 ZLOO VLPXOWDQHRXVO\ PRQLWRU DQG UHSRUW ERWK FRQGL
WLRQV LQGHSHQGHQWO\



/('73
/('73
/('73
/('73
2
2
2
2
73 3RUW /(' 'ULYHUV 7KHVH WULVWDWH /(' GULYHUV XVH DQ DOWHUQDWLQJ SXOVHG RXWSXW
WR UHSRUW 73 SRUW VWDWXV (DFK SLQ VKRXOG EH WLHG WR D SDLU RI /('V WR WKH DQRGH RI
RQH /(' DQG WKH FDWKRGH RI D VHFRQG /(' :KHQ FRQQHFWHG WKLV ZD\ HDFK SLQ
UHSRUWV ILYH VHSDUDWH FRQGLWLRQV UHFHLYH WUDQVPLW OLQN LQWHJULW\ UHYHUVH SRODULW\ DQG
DXWR SDUWLWLRQ
/('$8,
2
$8, 3RUW /(' 'ULYHU 7KLV WULVWDWH /(' GULYHU XVHV DQ DOWHUQDWLQJ SXOVHG RXWSXW WR
UHSRUW $8, SRUW VWDWXV 7KLV SLQ VKRXOG EH WLHG WR D SDLU RI /('V WR WKH DQRGH RI RQH
/(' DQG WKH FDWKRGH RI D VHFRQG /(' :KHQ FRQQHFWHG WKLV ZD\ WKLV SLQ UHSRUWV
ILYH VHSDUDWH FRQGLWLRQV UHFHLYH WUDQVPLW UHFHLYH MDEEHU UHFHLYH FROOLVLRQ DQG DXWR
SDUWLWLRQ
1&
B
1R &RQQHFWV /HDYH WKHVH SLQV XQFRQQHFWHG PDQGDWRU\
7DEOH ,QWHU5HSHDWHU %DFNSODQH 6LJQDO 'HVFULSWLRQV
3LQ
6\PERO
,2
'HVFULSWLRQ
%&/.,2
,2
%DFNSODQH &ORFN 7KLV 0+] FORFN V\QFKURQL]HV PXOWLSOH UHSHDWHUV RQ D FRP
PRQ EDFNSODQH ,Q WKH V\QFKURQRXV PRGH %&/.,2 PXVW EH VXSSOLHG WR DOO UHSHDWHUV
IURP D FRPPRQ H[WHUQDO VRXUFH ,Q WKH DV\QFKURQRXV PRGH %&/.,2 LV VXSSOLHG
RQO\ ZKHQ D UHSHDWHU LV RXWSXWWLQJ GDWD WR WKH EXV (DFK UHSHDWHU RXWSXWV LWV LQWHUQDOO\
UHFRYHUHG FORFN ZKHQ LW WDNHV FRQWURO RI WKH EXV 2WKHU UHSHDWHUV RQ WKH EDFNSODQH
WKHQ V\QF WR %&/.,2 IRU WKH GXUDWLRQ RI WKH WUDQVPLVVLRQ
$6<1&
,
%DFNSODQH 6\QFK 0RGH 6HOHFW 7KLV SLQ VHOHFWV WKH EDFNSODQH V\QFK PRGH :KHQ
WKLV SLQ LV OHIW IORDWLQJ DQ LQWHUQDO SXOOXS GHIDXOWV WR WKH $V\QFKURQRXV PRGH $
6<1& +LJK ,Q WKH DV\QFKURQRXV PRGH RU PRUH /;7V FDQ EH FRQQHFWHG RQ
WKH EDFNSODQH DQG DQ H[WHUQDO 0+] EDFNSODQH FORFN VRXUFH LV QRW UHTXLUHG
:KHQ WKH V\QFKURQRXV PRGH LV VHOHFWHG $6<1& WLHG /RZ RU PRUH /;7V
FDQ EH FRQQHFWHG WR WKH EDFNSODQH DQG DQ H[WHUQDO 0+] EDFNSODQH FORFN VRXUFH LV
UHTXLUHG
,5(1$
,2
,QWHU5HSHDWHU %DFNSODQH (QDEOH 7KLV SLQ DOORZV LQGLYLGXDO /;7 UHSHDWHUV WR
WDNH FRQWURO RI WKH ,QWHU5HSHDWHU %DFNSODQH ,5% GDWD EXV ,5'$7 7KH ,5(1$
EXV PXVW EH SXOOHG XS ORFDOO\ E\ D
UHVLVWRU
,5(1$ DQG ,5'$7 FDQ EH EXIIHUHG EHWZHHQ ERDUGV LQ PXOWLERDUG FRQILJXUDWLRQV :KHUH EXIIHULQJ LV XVHG D
SXOOXS UHVLVWRU FDQ EH
XVHG RQ HDFK VLJQDO RQ HDFK ERDUG :KHUH QR EXIIHULQJ LV XVHG WKH WRWDO LPSHGDQFH VKRXOG EH QR OHVV WKDQ
,5&)6 DQG ,5&2/ FDQQRW EH EXIIHUHG ,Q PXOWLERDUG FRQILJXUDWLRQV WKH WRWDO LPSHGDQFH RQ ,5&2/ VKRXOG EH QR VPDOOHU WKDQ : ,5&)6
VKRXOG EH SXOOHG XS RQO\ RQFH E\ D VLQJOH
UHVLVWRU
7DEOH &RQWURO 6WDWXV DQG 0LVFHOODQHRXV 6LJQDO 'HVFULSWLRQV
FRQWLQXHG
3LQ
6\PERO
,2
'HVFULSWLRQ
© 2018 • ICSheet
Contact form
Main page