WJLXT972ALC.A4 Intel, WJLXT972ALC.A4 Datasheet - Page 26

• Manufacturer Part Number: WJLXT972ALC.A4
• Description: IC TRANS 3.3V ETHERNET 64-LQFP
• Manufacturer: Intel
• Type: Transceiverr

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

LXT972M PHY
Datasheet
302875, Revision 5.3
31 October 2007
Figure 5
Cortina Systems
When the LXT972M PHY is first powered on, reset, or encounters a link failure state, it
checks the MDIO register configuration bits to determine the line speed and operating
conditions to use for the network link.
Figure 5
set by the Hardware Control or MDIO interface.
Initialization Sequence
®
•
•
•
LXT972M Single-Port 10/100 Mbps PHY Transceiver
Section 5.4.2, Reduced-Power Modes
Section 5.4.3, Reset
Section 5.4.4, Hardware Configuration Settings
shows the LXT972M PHY initialization sequence. The configuration bits may be
Reset MDIO Registers to
Initialize MDIO Registers
Control Interface at last
Pass Control to MDIO
values read at H/W
Power-up or Reset
Hardware Reset or
Read H/W Control
Power-Up Reset
Interface
Interface
Software
Reset?
Yes
B3502-02
5.4 Initialization
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