3.1 LAN8670 Pin Assignments
Note: Configuration straps are identified by an
underlined signal name. Signals that function as configuration straps must be augmented
with an external resistor.
Important: The exposed pad (VSS) on bottom of package must
be connected to ground.
| Pin Num | Pin Name | Pin Num | Pin Name |
|---|---|---|---|
| 1 | INH | 17 | RXCLK/SMCLK/WAKE_OUT |
| 2 | COL | 18 | VDDP |
| 3 | TXD3 | 19 | RXD1/PHYAD3 |
| 4 | TXD2 | 20 | RXDV/CRSDV/PHYAD1 |
| 5 | TXD1 | 21 | RXER/PHYAD0 |
| 6 | TXD0 | 22 | IRQ_N |
| 7 | TXEN | 23 | RXD2/MODE0 |
| 8 | VDDP | 24 | RXD3/MODE1 |
| 9 | GPIO0 | 25 | VDDAU |
| 10 | RESET_N | 26 | RBIAS |
| 11 | TXER/ACMA | 27 | XTI/REFCLKIN |
| 12 | TXCLK/RXPI | 28 | XTO |
| 13 | MDC | 29 | VDDA |
| 14 | MDIO | 30 | TRXP |
| 15 | CRS/PHYAD4 | 31 | TRXN |
| 16 | RXD0/PHYAD2 | 32 | WAKE_IN |
|
Note: Exposed Pad (VSS) must be
connected to ground.
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