参数资料
型号: WJLXT971ALC.A4-857344
厂商: CORTINA SYSTEMS INC
元件分类: 网络接口
英文描述: DATACOM, ETHERNET TRANSCEIVER, PQFP64
封装: 10 X 10 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-64
文件页数: 30/80页
文件大小: 931K
代理商: WJLXT971ALC.A4-857344
Page 36
Cortina Systems LXT972A Single-Port 10/100 Mbps PHY Transceiver
LXT972A PHY
Datasheet
249186, Revision 5.2
13 September 2007
5.7 100 Mbps Operation
Figure 13 shows normal reception with no errors.
As shown in Figure 14, when the LXT972A PHY receives invalid symbols from the line, it
asserts RX_ER.
Figure 12
100BASE-TX Data Path
S0
S1
S2
S3
S4
Parallel
to
Serial
to
Parallel
MLT3
0
+1
-1
00
Transition = 1.
No Transition = 0.
All transitions must follow
pattern: 0, +1, 0, -1, 0, +1...
Scrambler Bypass Data Flow
S0 S1 S2 S3 S4
Standard Data Flow
D0
D1
D2
D3
Parallel
to
Serial
to
Parallel
D0 D1 D2 D3
4B/5B
S0 S1 S2 S3 S4
MLT3
0
+1
-1
00
Transition = 1.
No Transition = 0.
All transitions must follow
pattern: 0, +1, 0, -1, 0, +1...
Scramble
De-
Scramble
B3467-01
Figure 13
100BASE-TX Reception with No Errors
RX_CLK
RX_DV
RXD<3:0>
RX_ER
preamble SFD SFD DA
DA
CRC
B3468-01
相关PDF资料
PDF描述
WJLXT971ALE.A4-857343 DATACOM, ETHERNET TRANSCEIVER, PQFP64
WJLXT971ALE.A4-857346 DATACOM, ETHERNET TRANSCEIVER, PQFP64
WJLXT972ALC.A4-857341 DATACOM, ETHERNET TRANSCEIVER, PQFP64
WJLXT972ALC.A4-857345 DATACOM, ETHERNET TRANSCEIVER, PQFP64
WJLXT971ALC.A4SE000 DATACOM, ETHERNET TRANSCEIVER, PQFP64
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