WJLXT972ALC.A4 Intel, WJLXT972ALC.A4 Datasheet - Page 57
WJLXT972ALC.A4
Manufacturer Part Number
WJLXT972ALC.A4
Description
IC TRANS 3.3V ETHERNET 64-LQFP
Manufacturer
Intel
Type
Transceiverr
Datasheet
1.WJLXT972ALC.A4.pdf
(81 pages)
Specifications of WJLXT972ALC.A4
Number Of Drivers/receivers
1/1
Protocol
IEEE 802
Voltage - Supply
3.14 V ~ 3.45 V
Mounting Type
Surface Mount
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
857341
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LXT972M PHY
Datasheet
302875, Revision 5.3
31 October 2007
Figure 24
Table 32
Cortina Systems
10BASE-T Receive Timing
10BASE-T Receive Timing Parameters
®
RXD, RX_DV, RX_ER Setup to
RX_CLK High
RXD, RX_DV, RX_ER Hold from
RX_CLK High
TPIP/N in to RXD out (Rx latency)
CRS asserted to RXD, RX_DV,
RX_ER asserted
RXD, RX_DV, RX_ER de-asserted to
CRS de-asserted
TPI in to CRS asserted
TPI quiet to CRS de-asserted
TPI in to COL asserted
TPI quiet to COL de-asserted
1. Typical values are at 25 °C and are for design aid only, not guaranteed, and not subject to production
2. BT (Bit Time) is the duration of one bit as transferred to and from the MAC and is the reciprocal of the bit
LXT972M Single-Port 10/100 Mbps PHY Transceiver
testing.
rate. 10BASE-T bit time = 10
RX_CLK
RX_DV,
RX_ER
RXD,
CRS
COL
TPI
Parameter
t
6
t
-7
8
s or 100 ns.
t
3
t
4
Sym
t1
t2
t3
t4
t5
t6
t7
t8
t9
Min
4.2
0.3
10
10
5
2
6
1
5
t
1
Typ
–
–
–
–
–
–
–
–
–
t
2
1
Max
6.6
0.5
32
28
10
31
10
–
–
7.2 AC Timing Diagrams and
Units
BT
BT
BT
BT
BT
BT
BT
ns
ns
t
t
7
9
2
B3457-01
t
Test Conditions
5
Parameters
–
–
–
–
–
–
–
–
–
Page 57