WG82574IT S LBAC Intel, WG82574IT S LBAC Datasheet - Page 71

• Manufacturer Part Number: WG82574IT S LBAC
• Description: CONTROLLER, ENET, INTEL 82574IT, 64PQFN
• Manufacturer: Intel

Specifications of WG82574IT S LBAC

• Ethernet Type: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: QFN
• No. Of Pins: 64
• Package / Case: QFN
• Interface Type: I2C, JTAG, PCI, SPI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Initialization—82574 GbE Controller
Figure 15.
82574L Initialization - PHY and PCIe
Configuration from
Clear SW/HW NVM
~0.42
Load Extended
Shadow RAM
semaphore
Flash
4
PHY was in power-down
Must start < 20 µs after
Start PCIe link training
PERST# de-assertion
accept configuration
Must start < 100 µs
PCIe link ready to
during NVM load
Enable the PHY
after PERST#
11
requests
E
Configuration from
Clear SW/HW NVM
EEPROM
Load Extended
~0.8
semaphore
EEPROM
5
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