SN54165,SW74165 PARALLEL-LOAD 8-BIT SHIFT REGISTERS ommended operating conditions SN54185 SN74165 UNIT MIN NOM MAX MIN NOM MA Supply voltage.VCC 45 800 High-level o Clock frec .te 25 ns (e Figure 2) temperature.TA -55 125 lectrical characteristics over recommended operating free-air tem ure range (unless otherwise noted) N74165 PARAMETER TEST CONDITIONST MIN TYPE MAX 2 MIN TYPE MAX UNIT 2 evel input voltage 1.5 1.5 VOH High-level output voltage 2.434 24 VoL Low-level output voltage 0.20.4 0.20.4 input current at maximun mA High-level input cue 80 VCCMAX.VI-2.4V 10 32 32 L Low-level input current VCC=MAX.VI-0.4V mA lOS Short-c utput current VCC -MAX 20 —CJn。3 63 42 631 mA ply curren 268 recommended operating conditions. switching characteristics,VCC-5 V,TA-25C PARAMETER FROM TO TEST CONDITIONS MIN TYP MAX UNIT (INPUTI 2026 MHz Load Any 16 Clock Any CL=15 pF,RL-400 n See figures 1 thru 3 PLH 可H 18 27s maxim HL-P 2-525 728