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AM79C971VCW 数据表(PDF) 16 Page - Advanced Micro Devices |
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AM79C971VCW 数据表(HTML) 16 Page - Advanced Micro Devices |
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16 / 265 page ![]() 16 Am79C971 PIN DESIGNATIONS Listed By Group Note: 1. Not including test features. Pin Name Pin Function Type1 Driver No. of Pins Media Independent Interface (MII) COL Collision I NA 1 CRS Carrier Sense I NA 1 MDC Management Data Clock O OMII2 1 MDIO Management Data I/O IO TSMII 1 RX_CLK Receive Clock I NA 1 RXD[3:0] Receive Data I NA 4 RX_DV Receive Data Valid I NA 1 RX_ER Receive Error I NA 1 TX_CLK Transmit Clock I NA 1 TXD[3:0] Transmit Data O OMII1 4 TX_EN Transmit Data Enable O OMII1 1 TX_ER Transmit Error O OMII1 1 Attachment Unit Interface (AUI) CI ± AUI Collision I NA 1 DI ± AUI Data In I NA 1 DO ± AUI Data Out O DO 1 10BASE-T Interface RXD+/RXD- Receive Differential Pair I NA 2 TXD+/TXD- Transmit Differential Pair O TDO 2 TXP+/TXP- Transmit Pre-distortion Differential Pair O TPO 2 General Purpose Serial Interface (GPSI) CLSN Collision IO NA 1 RXCLK Receive Clock I NA 1 RXDAT Receive Data I NA 1 RXEN Receive Enable I NA 1 TXCLK Transmit Clock I NA 1 TXDAT Transmit Data O O6 1 TXEN Transmit Enable O O6 1 External Address Detection Interface (EADI) EAR External Address Reject Low I NA 1 SFBD Start Frame Byte Delimiter O LED 1 SRD Serial Receive Data IO LED 1 SRDCLK Serial Receive Data Clock IO LED 1 RXFRTGD/MIIRXFRTGD Receive Frame Tag Data/MII Receive Frame Tag Data I NA 1 RXFRTGE/MIIRXFRTGE Receive Frame Tag Enable/MII Receive Frame Tag Enable I NA 1 IEEE 1149.1 Test Access Port Interface (JTAG) TCK Test Clock I NA 1 TDI Test Data In I NA 1 TDO Test Data Out O TS6 1 TMS Test Mode Select I NA 1 |
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