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CD4532BMS Datasheet CMOS 8-Bit Priority Encoder

Manufacturer: Intersil (now Renesas)

General Description

of ‘B’ Series CMOS Devices” Functional Diagram D7 PRIORITY SELECT ENCODER Q2 Q1 Q0 Applications • Priority Encoder • Binary or BCD Encoder (Keyboard Encoding) • Floating Point Arithmetic E1 GS D0 E0 Description CD4532BMS consists of combinational logic that encodes the highest priority input (D7 - D0) to a 3-bit binary code.

The eight inputs, D7 through D0, each have an assigned priority;

D7 is the highest priority and D0 is the lowest.

Overview

CD4532BMS December 1992 CMOS 8-Bit Priority Encoder Pinout CD4532BMS TOP VIEW D4 D5 D6 D7 EI Q2 Q1 VSS 1 2 3 4 5 6 7 8 16 VDD 15 E0 14 GS 13 D3 12 D2 11 D1 10 D0 9.

Key Features

  • High Voltage Type (20V Rating).
  • Converts From 1 of 8 to Binary.
  • Provides Cascading Feature to Handle Any Number of Inputs.
  • Group Select Indicates One or More Priority Inputs.
  • Standardized Symmetrical Output Characteristics.
  • 100% Tested for Quiescent Current at 20V.
  • Maximum Input Current of 1µA at 18V Over Full Package Temperature Range; 100nA at 18V and +25oC.
  • Noise Margin (Over Full Package/Temperature Range) - 0.5V at VDD.