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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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DS90C032 датащи(PDF) 4 Page - National Semiconductor (TI) |
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DS90C032 датащи(HTML) 4 Page - National Semiconductor (TI) |
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4 / 12 page  Switching Characteristics V CC = +5.0V, TA = +25˚C DS90C032T (Notes 3, 4, 5, 9) Symbol Parameter Conditions Min Typ Max Units t PHLD Differential Propagation Delay High to Low C L = 5 pF 1.5 3.40 5.0 ns t PLHD Differential Propagation Delay Low to High V ID = 200 mV 1.5 3.48 5.0 ns t SKD Differential Skew |t PHLD −tPLHD|(Figure 1 and Figure 2) 0 80 600 ps t SK1 Channel-to-Channel Skew (Note 5) 0 0.6 1.0 ns t TLH Rise Time 0.5 2.0 ns t THL Fall Time 0.5 2.0 ns t PHZ Disable Time High to Z R L =2k Ω 10 15 ns t PLZ Disable Time Low to Z C L =10pF 10 15 ns t PZH Enable Time Z to High (Figure 3 and Figure 4) 4 10 ns t PZL Enable Time Z to Low 410 ns Switching Characteristics V CC = +5.0V ± 10%, TA = −40˚C to +85˚C DS90C032T (Notes 3, 4, 5, 6, 9) Symbol Parameter Conditions Min Typ Max Units t PHLD Differential Propagation Delay High to Low C L = 5 pF 1.0 3.40 6.0 ns t PLHD Differential Propagation Delay Low to High V ID = 200 mV 1.0 3.48 6.0 ns t SKD Differential Skew |t PHLD −tPLHD|(Figure 1 and Figure 2) 0 0.08 1.2 ns t SK1 Channel-to-Channel Skew (Note 5) 0 0.6 1.5 ns t SK2 Chip to Chip Skew (Note 6) 5.0 ns t TLH Rise Time 0.5 2.5 ns t THL Fall Time 0.5 2.5 ns t PHZ Disable Time High to Z R L =2k Ω 10 20 ns t PLZ Disable Time Low to Z C L =10pF 10 20 ns t PZH Enable Time Z to High (Figure 3 and Figure 4) 4 15 ns t PZL Enable Time Z to Low 415 ns Switching Characteristics V CC = +5.0V ± 10%, TA = −55˚C to +125˚C DS90C032E (Notes 3, 4, 5, 6, 9, 10) Symbol Parameter Conditions Min Typ Max Units t PHLD Differential Propagation Delay High to Low C L = 20 pF 1.0 3.40 8.0 ns t PLHD Differential Propagation Delay Low to High V ID = 200 mV 1.0 3.48 8.0 ns t SKD Differential Skew |t PHLD −tPLHD|(Figure 1 and Figure 2) 0 0.08 3.0 ns t SK1 Channel-to-Channel Skew (Note 5) 0 0.6 3.0 ns t SK2 Chip to Chip Skew (Note 6) 7.0 ns t PHZ Disable Time High to Z R L =2k Ω 10 20 ns t PLZ Disable Time Low to Z C L =10pF 10 20 ns t PZH Enable Time Z to High (Figure 3 and Figure 4) 4 20 ns t PZL Enable Time Z to Low 420 ns www.national.com 4 |
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