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74LV123D-118 Folha de dados(PDF) 10 Page - NXP Semiconductors |
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74LV123D-118 Folha de dados(HTML) 10 Page - NXP Semiconductors |
10 / 24 page 74LV123 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved. Product data sheet Rev. 7 — 12 December 2011 10 of 24 NXP Semiconductors 74LV123 Dual retriggerable monostable multivibrator with reset 10. Dynamic characteristics Table 7. Dynamic characteristics GND = 0 V; tr = tf 2.5 ns; for test circuit see Figure 8. Symbol Parameter Conditions 40 C to +85 C 40 C to +125 C Unit Min Typ[1] Max Min Max Propagation delay; see Figure 7 tpd propagation delay nRD, nA and nB to nQ [2] VCC = 1.2 V - 120 - - - ns VCC = 2.0 V - 40 76 - 92 ns VCC = 2.7 V - 30 56 - 68 ns VCC = 3.0 V to 3.6 V - 25 48 - 57 ns VCC = 4.5 V to 5.5 V - 18 40 - 46 ns nRD to nQ (reset) [2] VCC = 1.2 V - 100 - - - ns VCC = 2.0 V - 30 57 - 68 ns VCC = 2.7 V - 23 43 - 51 ns VCC = 3.0 V to 3.6 V - 20 38 - 45 ns VCC = 4.5 V to 5.5 V - 14 31 - 36 ns Inputs nA, nB and nRD; see Figure 7 tW pulse width nA = LOW VCC = 2.0 V 30 5 - 40 - ns VCC = 2.7 V 25 3.5 - 30 - ns VCC = 3.0 V to 3.6 V 20 3.0 - 25 - ns VCC = 4.5 V to 5.5 V 15 2.5 - 20 - ns nB = HIGH VCC = 2.0 V 30 13 - 40 - ns VCC = 2.7 V 25 8 - 30 - ns VCC = 3.0 V to 3.6 V 20 7 - 25 - ns VCC = 4.5 V to 5.5 V 15 5 - 20 - ns nRD = LOW; see Figure 13 VCC = 2.0 V 35 6 - 45 - ns VCC = 2.7 V 30 5 - 40 - ns VCC = 3.0 V to 3.6 V 25 4 - 30 - ns VCC = 4.5 V to 5.5 V 20 3 - 25 - ns trtrig retrigger time nB to nA; see Figure 12 VCC = 2.0 V - 70 - - - ns VCC = 2.7 V - 55 - - - ns VCC = 3.0 V to 3.6 V - 45 - - - ns VCC = 4.5 V to 5.5 V - 40 - - - ns |
Nº de peça semelhante - 74LV123D-118 |
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Descrição semelhante - 74LV123D-118 |
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