EGLXT973QEA3V-873181 Cortina Systems Inc, EGLXT973QEA3V-873181 Datasheet - Page 52

• Manufacturer Part Number: EGLXT973QEA3V-873181
• Description: IC TXRX 2PORT ETH EXT 100-MQFP
• Manufacturer: Cortina Systems Inc

Specifications of EGLXT973QEA3V-873181

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 1008-1001

LXT973 Transceiver
Datasheet
249426, Revision 6.0
13 July 2007
Figure 18
Table 12
Cortina Systems
Initialization Sequence
Mode Control Settings
®
LXT973 10/100 Mbps Dual-Port Fast Ethernet PHY Transceiver
MDDISn
High
Low
-
-
RESET
Pass Control to
MDIO Interface
MDIO Control Mode
High
High
Low
-
MDDISn = 0
PWRDWN
High
Low
Low
Low
Power-up or Reset
Read H/W Control
Initialize MDIO
Registers
Interface
MDDIS
MDIO Control
Manual Control
Reset - Latch default configuration
Low Power and reset mode
Manual Control Mode
MDDISn = 1
Disable MDIO
Mode
4.5 Manual Control Mode
Writes
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