CD74HC390E Datasheet

CD74HC390E Dual Decade Ripple Counter

• Two BCD Decade or Bi-Quinary Counters • One Package Can Be Configured to Divide-by-2, 4, 5,10, 20, 25, 50 or 100 • Two Master Reset Inputs to Clear Each Decade Counter Individually • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Output.

Features

Description
• Two BCD Decade or Bi-Quinary Counters
• One Package Can Be Configured to Divide-by-2, 4, 5,10, 20, 25, 50 or 100
• Two Master Reset Inputs to Clear Each Decade Counter Individually
• Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
• Wide Operating Temperature Range . . . -55oC to 125oC
• Balanced Propagation Delay and Transition Times
• Significant Power Reduction Compared to LSTTL Logic ICs
• HC Types - 2V to 6V Operation - High Noise Immunity: NIL = 30%, NIH = 30% of VC.