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ICS1893AF 数据表(PDF) 5 Page - Integrated Circuit Systems |
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ICS1893AF 数据表(HTML) 5 Page - Integrated Circuit Systems |
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5 / 12 page ![]() Product Brief ICS1893AF Page 5 Document Revision: 5 April 2002 ICS1893AF Pin Descriptions (Cont’d.) Configuration Pins Signal Name Pin No Signal Description 10/100 9 Output Indication , High=100baseTX Operation 100TCSR 16 100M Transmit Current Set Resistors (see Figure) 10TCSR 15 10M Transmit Current Set Resistor REFIN 47 Frequency Reference Input: 25 MHz Input Clock or Crystal REFOUT 46 Frequency Reference Output for Crystal RESETn 22 System Reset (active low) MAC/Repeater Interface Pins Signal Name Pin No. Signal Description MDIO 26 Management Data Input/Output MDC 27 Management Data Clock RXD3 28 Receive Data 3 RXD2 29 Receive Data 2 RXD1 30 Receive Data 1 RXD0 31 Receive Data 0 RXDV 32 Receive Data Valid RXCLK 34 Receive Clock RXER 35 Receive Error TXCLK 37 Transmit Clock TXEN 38 Transmit Enable TXD0 39 Transmit Data 0 TXD1 40 Transmit Data 1 TXD2 41 Transmit Data 2 TXD3 42 Transmit Data 3 COL 43 Collision Detect CRS 44 Carrier Sense |
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