参数资料
型号: WBLXT974BHCA8
厂商: CORTINA SYSTEMS INC
元件分类: 网络接口
英文描述: DATACOM, ETHERNET TRANSCEIVER, PQFP160
封装: ROHS COMPLIANT, PLASTIC, MS-002DD-1, HQFP-160
文件页数: 63/76页
文件大小: 1004K
代理商: WBLXT974BHCA8
LXT974/LXT975 — Fast Ethernet 10/100 Quad Transceivers
66
Datasheet
Table 46. 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.
RO
7810 hex
1. RO = Read Only
Table 47. 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.
RO
000000
3.9:4
Manufacturer’s
model number
6 bits containing manufacturer’s part number.
RO
000100 - LXT974
000101 - LXT975
3.3:0
Manufacturer’s
revision number
4 bits containing manufacturer’s revision number.
RO
XXXX2
1. RO = Read Only
2. Default will be 0011 for LXT974A/975A and 0100 for LXT974B/975B.
Figure 40. PHY Identifier Bit Mapping
a b c
r
s
x
Organizationally Unique Identifier
1 2 3
18 19
24
PHY ID Register 1
15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
PHY ID Register 2
15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
Manufacturer’s
Revision
Part Number
Number
5 4 3 2 1 0
3 2 1 0
The Intel OUI is 00207B hex.
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