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74HCT238BQ 数据表(PDF) 9 Page - NXP Semiconductors |
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74HCT238BQ 数据表(HTML) 9 Page - NXP Semiconductors |
9 / 18 page 74HC_HCT238_3 © NXP B.V. 2007. All rights reserved. Product data sheet Rev. 03 — 16 July 2007 9 of 18 NXP Semiconductors 74HC238; 74HCT238 3-to-8 line decoder/demultiplexer Measurement points are given in Table 8. VOL and VOH are typical voltage output levels that occur with the output load. Fig 7. Input (E1, E2) to output (Yn) propagation delays and output transition times 001aag758 E1, E2 input Yn output tTHL tTLH VM VM VX VY tPHL tPLH Table 8. Measurement points Type Input Output VM VM VX VY 74HC238 0.5VCC 0.5VCC 0.1VCC 0.9VCC 74HCT238 1.3 V 1.3 V 0.1VCC 0.9VCC |
类似零件编号 - 74HCT238BQ |
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类似说明 - 74HCT238BQ |
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