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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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AM79C985 Fiches technique(PDF) 36 Page - Advanced Micro Devices |
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AM79C985 Fiches technique(HTML) 36 Page - Advanced Micro Devices |
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36 / 48 page  36 Am79C985 PRELIMINARY DC CHARACTERISTICS (continued) Notes: 1. Parameter not tested. 2. LED current not included. Maximum current rating on LED drivers is 12 mA. Parameter Symbol Parameter Description Test Conditions Min Max Unit Twisted Pair Ports (Continued) VTSQ+ RXD Positive Squelch Threshold (peak) Sinusoid 5 MHz<f<10 MHz 300 520 mV VTSQ– RXD Negative Squelch Threshold (peak) Sinusoid 5 MHz<f<10 MHz –520 –300 mV VTHS+ RXD Post-Squelch Positive Threshold (peak) Sinusoid 5 MHz<f<10 MHz 150 293 mV VTHS– RXD Post-Squelch Negative Threshold (peak) Sinusoid 5 MHz<f<10 MHz –293 –150 mV VLTSQ+ RXD Positive Squelch Threshold (peak) - Extended Distance Mode Sinusoid 5 MHz<f<10 MHz 180 365 mV VLTSQ– RXD Negative Squelch Threshold (peak) - Extended Distance Mode Sinusoid 5 MHz<f<10 MHz –365 –180 mV VLTHS+ RXD Post-Squelch Positive Threshold - Extended Distance Mode Sinusoid 5 MHz<f<10 MHz 90 175 mV VLTHS– RXD Post-Squelch Negative Threshold - Extended Distance Mode Sinusoid 5 MHz<f<10 MHz –175 –90 mV VRXDTH RXD Switching Threshold (Note 1) –60 60 mV Power Supply Current IDD Power Supply Current (Idle) (Note 2) CLK = 20 MHz VDD = +5.25V – 100 mA Power Supply Current (Transmitting) CLK = 20 MHz VDD = +5.25V – 350 mA |
Numéro de pièce similaire - AM79C985 |
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Description similaire - AM79C985 |
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