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74LVC257A 데이터시트(PDF) 7 Page - NXP Semiconductors |
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74LVC257A 데이터시트(HTML) 7 Page - NXP Semiconductors |
7 / 18 page 74LVC257A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved. Product data sheet Rev. 6 — 28 November 2011 7 of 18 NXP Semiconductors 74LVC257A Quad 2-input multiplexer with 5V tolerant; 3-state 10. Dynamic characteristics Table 7. Dynamic characteristics Voltages are referenced to GND (ground = 0 V). For test circuit see Figure 9. Symbol Parameter Conditions 40 C to +85 C 40 C to +125 C Unit Min Typ[1] Max Min Max tpd propagation delay nI0, nI1 to nY; see Figure 7 [2] VCC = 1.2 V - 16 - - - ns VCC = 1.65 V to 1.95 V 1.5 5.2 10.6 1.5 12.3 ns VCC = 2.3 V to 2.7 V 1.0 2.8 5.5 1.0 6.4 ns VCC = 2.7 V 1.0 2.8 5.4 1.0 7.0 ns VCC = 3.0 V to 3.6 V 1.0 2.4 4.6 1.0 6.0 ns S to nY; see Figure 7 [2] VCC = 1.2 V - 18 - - - ns VCC = 1.65 V to 1.95 V 1.0 6.0 14.8 1.0 17.1 ns VCC = 2.3 V to 2.7 V 1.0 3.2 7.7 1.0 8.9 ns VCC = 2.7 V 1.0 3.2 7.5 1.0 9.5 ns VCC = 3.0 V to 3.6 V 1.0 2.7 6.4 1.0 8.0 ns ten enable time OE to nY; see Figure 8 [2] VCC = 1.2 V - 15 - - - ns VCC = 1.65 V to 1.95 V 1.5 5.8 12.7 1.5 14.7 ns VCC = 2.3 V to 2.7 V 1.5 3.3 7.0 1.5 8.1 ns VCC = 2.7 V 1.5 3.4 6.7 1.5 8.5 ns VCC = 3.0 V to 3.6 V 1.0 2.7 5.6 1.0 7.0 ns tdis disable time OE to nY; see Figure 8 [2] VCC = 1.2 V - 8 - - - ns VCC = 1.65 V to 1.95 V 2.2 4.0 8.2 2.2 9.4 ns VCC = 2.3 V to 2.7 V 0.5 2.2 4.4 0.5 5.1 ns VCC = 2.7 V 1.5 3.0 4.7 1.5 6.0 ns VCC = 3.0 V to 3.6 V 1.0 2.8 4.3 1.0 5.5 ns tsk(o) output skew time VCC = 3.0 V to 3.6 V [3] - - 1.0 - 1.5 ns |
유사한 부품 번호 - 74LVC257A_15 |
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유사한 설명 - 74LVC257A_15 |
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