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LAN9313 датащи(PDF) 40 Page - SMSC Corporation |
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LAN9313 датащи(HTML) 40 Page - SMSC Corporation |
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40 / 398 page ![]() Three Port 10/100 Managed Ethernet Switch with MII Datasheet Revision 1.2 (04-08-08) 40 SMSC LAN9313/LAN9313i DATASHEET Note 3.15 Plus external pad for 128-XVTQFP package only Table 3.10 Core and I/O Power and Ground Pins PIN NAME SYMBOL BUFFER TYPE DESCRIPTION 7,13,21,27, 33,39,46, 54,64,66, 72,73,81, 87,93,100 +3.3V I/O Power VDD33IO P +3.3V Power Supply for I/O Pins and Internal Regulator Refer to the LAN9313/LAN9313i application note for additional connection information. 3,14,40,65, 74,88,104 Digital Core +1.8V Power Supply Output VDD18CORE P Digital Core +1.8V Power Supply Output: +1.8V power from the internal core voltage regulator. All VDD18CORE pins must be tied together for proper operation. Refer to the LAN9313/LAN9313i application note for additional connection information. 18,48,80, 97,112,113, 128 Note 3.15 Common Ground VSS P Common Ground Table 3.11 No-Connect Pins PIN NAME SYMBOL BUFFER TYPE DESCRIPTION 1,2, 57-59, 76,94,102, 103,109 No Connect NC - No Connect: These pins must be left floating for normal device operation. |
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