WJLXT971ALE.A4-857343 Cortina Systems Inc, WJLXT971ALE.A4-857343 Datasheet - Page 73
WJLXT971ALE.A4-857343
Manufacturer Part Number
WJLXT971ALE.A4-857343
Description
TXRX ETH 10/100 SGL PORT 64-LQFP
Manufacturer
Cortina Systems Inc
Specifications of WJLXT971ALE.A4-857343
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
1008-1041
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Part Number:
WJLXT971ALE.A4-857343
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Part Number:
WJLXT971ALE.A4-857343
Manufacturer:
Cortina Systems Inc
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LXT971A PHY
Datasheet
249414, Revision 5.2
13 September 2007
Figure 35
Table 39
Figure 36
Table 40
Cortina Systems
10BASE-T Jabber and Unjabber Timing
10BASE-T Jabber and Unjabber Timing
10BASE-T SQE (Heartbeat) Timing
PHY 10BASE-T SQE (Heartbeat) Timing
®
Maximum transmit time
Unjabber time
1. Typical values are at 25 °C and are for design aid only, not guaranteed, and not subject to production
COL (SQE) Delay after TX_EN off
COL (SQE) Pulse duration
1. Typical values are at 25 °C and are for design aid only, not guaranteed, and not subject to production
TX_EN
LXT971A Single-Port 10/100 Mbps PHY Transceiver
testing.
testing.
COL
TXD
Parameter
TX_CLK
TX_EN
Parameter
COL
Symbol
t1
t2
t
Symbol
1
t1
t2
Min
250
20
0.65
Min
0.5
t
1
Typ
Typ
–
–
–
–
1
1
Max
Max
1.6
1.5
150
750
t
2
Units
7.2 AC Timing Diagrams and
us
us
Units
ms
ms
t
2
Test Conditions
B3458-01
Test Conditions
B3455-01
–
–
–
–
Parameters
Page 73
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