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ICS1889 数据表(PDF) 22 Page - Integrated Circuit Systems |
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ICS1889 数据表(HTML) 22 Page - Integrated Circuit Systems |
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22 / 35 page ![]() 22 ICS1889 PIN Signal Meaning PIN Signal Meaning 1 VDD VDD (LEDs) 27 RXD1 Receive Data 1 2 NOD/REP Node or Repeater Mode Selection 28 RXD0 Receive Data 0 3 TX– Transmitted Data negative 29 RXDV Receive Data Valid 4 TX+ Transmitted Data positive 30 RXCLK Receive Clock 5 IPRG Current program 31 RXER Receive Error 6 VSS VSS (Transmit Data) 32 VSS VSS (MII I/O) 7 VSS VSS 33 VDD VDD (MII I/O) 8 RX+ Receive Data positive 34 TXER Transmit Error 9 RX– Receive Data negative 35 TXCLK Transmit Clock 10 SD+ Signal Detect 36 TXEN Transmit Enable 11 SD– Signal Detect 37 TXD0 Transmit Data 0 12 N/C No Connect 38 TXD1 Transmit Data 1 13 N/C No Connect 39 TXD2 Transmit Data 2 14 VDD VDD (Receive) 40 TXD3 Transmit Data 3 15 LSTA Link Status 41 COL Collision Detect 16 SYSR System reset 42 CRS Carrier Sense 17 PRIO Priority 43 VSS VSS (Transmit) 18 DPEN Duplex Enable 44 REF_OUT Frequency reference out 19 N/C No Connect 45 REF_IN Frequency reference in 20 N/C No Connect 46 VDD VDD (Transmit) 21 N/C No Connect 47 VSS VSS (LEDs) 22 VSS VSS (Receive) 48 P0FD Full duplex LED 23 MDIO Management Data Input/Output 49 P1CL Collision detect LED 24 MDC Management Data Clock 50 P2LI Link Integrity LED 25 RXD3 Receive Data 3 51 P3TD Transmit data LED 26 RXD2 Receive Data 2 52 P4RD Receive data LED Pin Assignments Packaging Pin Diagram |
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