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DM9161B
10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver
Final 10
Version: DM9161B-12-DS-F01
January 31, 2008
5.8 Pin Maps of Normal MII, Reduced MII, and 10Base-T GPSI (7-Wired) Mode
Pin No. Normal MII Mode Reduced MII Mode 10Base-T GPSI (7-Wired) Mode
20,19 TXD [0:1] TXD [0:1] TXD [0] ; TXD [1] = NC
18,17 TXD [2:3] NC NC
21 TXEN TXEN TXEN
16 TXER/TXD [4] NC NC
22 TXCLK NC TXCLK
29,28 RXD [0:1] RXD [0:1] RXD [0] ; RXD [1] = NC
27,26 RXD[2:3] NC NC
38 RXER/RXD[4]/RPTR/NODE RPTR/NODE RPTR/NODE
37 RXDV CRS DV NC
34 RXCLK NC RXCLK
36 COL NC COL
35 CRS
(PHYADR [2:4])
(BP4B5B)
NC CRS
24 MDC MDC MDC
25 MDIO MDIO MDIO
40 RESET# RESET# RESET#
43 XT1 (25 MHz) XT1 (pin43) or XT2 (pin 42)
(REF_CLK 50MHz)
XT1 (25 MHz)