WG82574L S LBA8 Intel, WG82574L S LBA8 Datasheet - Page 439

• Manufacturer Part Number: WG82574L S LBA8
• Manufacturer: Intel

Specifications of WG82574L S LBA8

• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: 0C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / RoHS Status: Compliant

Design Considerations—82574 GbE Controller
13.6.1
13.6.1.1
13.6.1.2
Figure 71.
NC-SI Electrical Interface Requirements
External MC
The external MC is required to meet the latest NC-SI specification as it relates to the
RMII electrical interface.
NC-SI Reference Schematics
Figure 71
and shows the multi-drop application connectivity requirements. Refer to the latest NC-
SI specification for any additional connectivity requirements.
NC-SI Connection Requirements - Single-Drop Configuration
DMTF Compliant
BMC Device
50 MHz
and shows the single-drop application connectivity requirements.
50 MHz Reference
Clock Buffer
REF_CLK
CRS_DV
RXD_0
RXD_1
TX_EN
TXD_0
TXD_1
33Ω
22Ω
22Ω
10kΩ
10kΩ
10kΩ
10kΩ
10kΩ
3.3V
10kΩ
33Ω
10kΩ
NC-SI_CLK_IN
NC-SI_CRS_DV
NC-SI_RXD_0
NC-SI_RXD_1
NC-SI_TX_EN
NC-SI_TXD_0
NC-SI_TXD_1
82574
NC-SI
Interface
Signals
Figure 72
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