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HCF40181BEY Datasheet(PDF) 6 Page - STMicroelectronics |
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HCF40181BEY Datasheet(HTML) 6 Page - STMicroelectronics |
6 / 12 page Table 3 : AC Test Setup Reference (active-low data). AC Paths D C Data Inputs Test Delay Times Inputs Outputs to VSS to V DD Mo de* SUM IN to SUMOUT BO Any F B1, B2, B3, M, Cn All A’s ADD SUM IN to P AO P A1, A2, A3, M, Cn All B’s ADD SUM IN to G BO G All A’s M, Cn B1, B2, B3 ADD SUM IN to Cn+ 4 BO Cn+4 All A’s, M, Cn B1, B2, B3 ADD C n to SUMOUT Cn Any F All A’s, M All B’s ADD C n to C n+ 4 Cn Cn+ 4 All A’s, M All B’s ADD SUM IN to A = B BO A = B All A’s B1, B2, B3, M Cn SUBTRACT SUM IN to SUMOUT (logic mode) All B’s Any F All A’s, Cn M EXCLUSIVE OR * ADD Mode : S0, S3 = VDD ;S1, S2 = VSS. SUBTRACT Mode : S0, S3 = VSS ; S1, S2 = VDD. DYNAMIC ELECTRICAL CHARACTERISTICS (T amb =25°C, CL = 50pF, RL = 200kΩ, typical temperature coefficient for all VDD values is 0.3%/°C, all input rise and fall time = 20ns) Test Conditions Val ue Symbol Parameter V DD (V) Min. Typ. Max. Unit t PLH, t PHL Propagation Delay Time A or B to F (logic mode) A orBto G orP 5400 800 ns 10 160 320 15 120 240 Aor B to F, C n+ 4 ,or A = B 5 300 1000 ns 10 200 400 15 140 280 C n to F 5 320 640 ns 10 135 270 15 100 200 C n to C n+ 4 5200 400 ns 10 100 200 15 70 140 t TLH, t THL Transition Time 5 100 200 ns 10 50 100 15 40 80 HCC/HCF40181B 6/12 |
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