Download UCD4021B Datasheet PDF
UCD4021B page 2
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UCD4021B Description

The UCD4021B is a 8-stage synchronous parallel or serial input/serial output registers having mon CLOCK and PARALLEL/SERIAL CONTROL inputs, a SERIAL data input, and individual parallel inputs to each register stage. Each register is a D-type, master-slave flip-flop. Q6, Q7, and Q8 are outputs.

UCD4021B Key Features

  • Up to 20V operation voltage
  • 12MHz (Typ.) clock rate at 10V
  • Maximum input current of 1μA at 18V
  • Fully static operation
  • 8 master-slave flip-flops plus output buffering and control gating