LAN9420-NU Standard Microsystems (SMSC), LAN9420-NU Datasheet - Page 34

• Manufacturer Part Number: LAN9420-NU
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN9420-NU

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Compliant

Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
Datasheet
t
CSL
EECS
EECLK
EEDIO (OUTPUT)
1
1
1
A6
A0
EEDIO (INPUT)
Figure 3.8 EEPROM ERASE Cycle
ERAL (Erase All): If erase/write operations are enabled in the EEPROM, this command will initiate a
bulk erase of the entire EEPROM.The EPC_TO bit is set if the EEPROM does not respond within
30ms.
t
CSL
EECS
EECLK
EEDIO (OUTPUT)
1
0
0
1
0
EEDIO (INPUT)
Figure 3.9 EEPROM ERAL Cycle
Revision 1.4 (12-17-08)
34
SMSC LAN9420/LAN9420i
DATASHEET