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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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DP83255AVF 数据表(PDF) 64 Page - National Semiconductor (TI) |
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DP83255AVF 数据表(HTML) 64 Page - National Semiconductor (TI) |
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64 / 96 page  60 Pin Descriptions (Continued) POWER AND GROUND All power pins should be connected to a single 5V power supply All ground pins should be connected to a common 0V supply Symbol Pin No IO Description GND 3 Ground Power supply return for Control Bus Interface CMOS IOs VCC 6 Power Positive 5V power supply (g5% relative to ground) for Control Bus Interface CMOS IOs GND 12 Ground Power supply return for internal CMOS logic GND 20 Ground Power supply return for Port A Interface CMOS IOs VCC 22 Power Positive 5V power supply (g5% relative to ground) for the Port A Interface CMOS IOs GND 24 Ground Power supply return to internal CMOS logic VCC 38 Power Positive 5V power supply (g5% relative to ground) for internal ECL logic GND 41 Ground Power supply return for internal ECL logic VCC 44 Power Positive 5V power supply (g5% relative to ground) for the Serial Interface ECL I Os GND 47 Ground Power supply return for internal ECL logic VCC 50 Power Positive 5V power supply (g5% relative to ground) for the Serial Interface ECL I Os GND 62 Ground Power supply return for internal CMOS logic VCC 64 Power Positive 5V power supply (g5% relative to ground) for the Port A Interface CMOS IOs GND 66 Ground Power supply return for Port A Interface CMOS IOs VCC 81 Power Positive 5V power supply (g5% relative to ground) for internal CMOS logic GND 84 Ground Power supply return for internal CMOS logic NO CONNECT PINS Symbol Pin No IO Description NC 31 No Connect Not used by the PLAYER device NC 32 No Connect Not used by the PLAYER device NC 54 No Connect Not used by the PLAYER device NC 55 No Connect Not used by the PLAYER device 64 |
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