Two Port 10/100 Managed Ethernet Switch with
Datasheet
3.1.2128-XVTQFP Pin Diagram
| EEDI/EE SDA | NC | NC | VDD33IO | nP1LED0/GPIO0 | nP1LED1/GPIO1 | nP1LED2/GPIO2 | nP1LED3/GPIO3 | VDD18CORE | VDD33IO | nP2LED0/GPIO4 | nP2LED1/GPIO5 | nP2LED2/GPIO6 | nP2LED3/GPIO7 | GPIO8 | VDD33IO | VSS | GPIO9 | GPIO10 | GPIO11 | NC | TEST1 | VDD18CORE | VDD33IO | VDD33IO | nRST | AUTO MDIX 2 | AUTO MDIX 1 | PHY ADDR SEL | LED EN | VDD33IO | VDD18CORE |
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| 96 | 95 | 94 | 93 | 92 | 91 | 90 | 89 | 88 | 87 | 86 | 85 | 84 | 83 | 82 | 81 | 80 | 79 | 78 | 77 | 76 | 75 | 74 | 73 | 72 | 71 | 70 | 69 | 68 | 67 | 66 | 65 |
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VSS | 97 |
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| 64 | VDD33IO | |||
EEPROM_SIZE_1 | 99 |
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| 62 | PME | ||||
EEDO/EEPROM_TYPE | 98 |
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| 63 | IRQ |
EECLK/EE_SCL/ |
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| LAN9311/LAN9311i |
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VDD33IO | 100 |
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| 61 | END_SEL | ||||||||||||||
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EECS/EEPROM_SIZE_0 | 101 |
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| 60 | FIFO_SEL | |||||||||
NC | 102 |
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| 59 | nCS | |||||||||
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NC | 103 |
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| 58 | nWR | |||
VDD18CORE | 104 |
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| 57 | nRD |
XI | 105 |
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| 56 | A1 |
XO | 106 |
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| 55 | A2 |
VDD18PLL | 107 |
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| 54 | VDD33IO |
TEST2 | 108 |
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| 53 | A3 |
NC | 109 |
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| 52 | A4 |
TXN1 | 110 |
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| 51 | A5 |
TXP1 | 111 |
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| 50 | A6 |
VSS | 112 |
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| 49 | A7 | |
VSS | 113 |
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| 48 | VSS | ||
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VDD33A1 | 114 |
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| 47 | A8 |
RXN1 | 115 |
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| 46 | VDD33IO |
RXP1 | 116 |
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| 45 | A9 |
VDD33A1 | 117 |
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| 44 | D0 |
VDD18TX1 | 118 |
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| 43 | D1 |
EXRES | 119 |
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| 42 | D2 |
VDD33BIAS | 120 |
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| 41 | D3 |
VDD18TX2 | 121 |
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| 40 | VDD18CORE |
VDD33A2 | 122 |
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| 39 | VDD33IO |
RXP2 | 123 |
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| 38 | D4 |
RXN2 | 124 |
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| 37 | D5 |
VDD33A2 | 125 |
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| 36 | D6 |
TXP2 | 126 |
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| 35 | D7 |
TXN2 | 127 |
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| 34 | D8 |
VSS | 128 |
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| 33 | VDD33IO |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 |
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| NC | NC | VDD18CORE | NC | NC | NC | VDD33IO | NC | NC | NC | NC | NC | VDD33IO | VDD18CORE | NC | NC | NC | VSS | NC | NC | VDD33IO | NC | NC | NC | D15 | D14 | VDD33IO | D13 | D12 | D11 | D10 | D9 |
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NOTE: EXPOSED PAD ON BOTTOM OF PACKAGE MUST BE CONNECTED TO GROUND
Figure 3.2 LAN9311/LAN9311i
SMSC LAN9311/LAN9311i | 27 | Revision 1.4 |
| DATASHEET |
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