LXT971ABC datasheet(76/90 Pages) INTEL

76 / 90 page

LXT971A 3.3V Dual-Speed Fast Ethernet Transceiver

Datasheet

Document #: 249414

Revision #: 002

Rev. Date: August 7, 2002

Table 45. PHY Identification Register 1 (Address 2)

Bit

Name

Description

Type 1

Default

2.15:0

PHY ID Number

The PHY identifier composed of bits 3 through 18 of

the OUI.

0013 hex

1. RO = Read Only

Table 46. PHY Identification Register 2 (Address 3)

Bit

Name

Description

Type 1

Default

3.15:10

PHY ID number

The PHY identifier composed of bits 19

through 24 of the OUI.

011110

3.9:4

Manufacturer’s

model number

6 bits containing manufacturer’s part number.

001110

3.3:0

Manufacturer’s

revision number

4 bits containing manufacturer’s revision

number.

xxxx

(See the

LXT971A/972A

Specification

Update)

1. RO = Read Only

Figure 42. PHY Identifier Bit Mapping

00000

0 0

00010 011011110 00111000

ab c

r s

10 9

4 3

The Intel OUI is 00207B hex

PHY ID Register #1 (address 2) = 0013

PHY ID Register #2 (Address 3)

Manufacturer’s

Model Number

Revision

Number

Organizationally Unique Identifier

50 3

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