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HEF4511BT

single integrated circuit

Inventory:2,662

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Overview of HEF4511BT

The HEF4511BT is a BCD to 7-segment latch/decoder/driver IC designed for driving 7-segment displays in digital electronics applications. It converts Binary-Coded Decimal (BCD) input data into signals necessary to display numbers on a 7-segment display.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • A: BCD Input A
  • B: BCD Input B
  • C: BCD Input C
  • D: BCD Input D
  • GND: Ground
  • LT: Lamp Test
  • a: Segment output a
  • b: Segment output b
  • c: Segment output c
  • d: Segment output d
  • e: Segment output e
  • f: Segment output f
  • g: Segment output g
  • VSS: Supply Voltage Ground
  • VDD: Supply Voltage
  • RB: Ripple Blanking
  • LE: Latch Enable

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the HEF4511BT IC for a visual representation.

Key Features

  • BCD to 7-Segment Conversion: Converts Binary-Coded Decimal (BCD) input into signals for driving 7-segment displays.
  • Latch and Decoder: Integrates latch and decoder functionality, simplifying the driving of 7-segment displays.
  • Internal Latch: Includes an internal latching circuit for stable output display.
  • Wide Supply Voltage Range: Operates from 3V to 15V supply voltage, making it versatile for different applications.
  • Lamp Test Function: Provides a lamp test function for easy display testing.

Note: For detailed technical specifications, please refer to the HEF4511BT datasheet.

Application

  • Seven-Segment Display Drivers: Ideal for driving common cathode 7-segment displays in digital clocks, timers, counters, etc.
  • Digital Counters: Used in digital counter circuits to display the count on 7-segment displays.
  • Scoreboards: Suitable for displaying scores and numeric information in scoreboard applications.

Functionality

The HEF4511BT simplifies the interface between BCD inputs and 7-segment displays, providing a convenient solution for numeric display applications.

Usage Guide

  • BCD Inputs: Connect pins A, B, C, and D to the BCD data inputs corresponding to the number to be displayed.
  • Power Supply: Connect VDD (Pin 5) to the positive supply voltage and VSS (Pin 7) to ground.
  • Lamp Test: Use LT (Pin 6) to test the functionality of the display segments.

Frequently Asked Questions

Q: Can the HEF4511BT drive common anode 7-segment displays?
A: No, the HEF4511BT is designed to drive common cathode 7-segment displays.

Q: What is the maximum supply voltage for the HEF4511BT?
A: The HEF4511BT can operate with a maximum supply voltage of 15V.

Equivalent

For similar functionalities, consider these alternatives to the HEF4511BT:

  • CD4511: A CMOS BCD to 7-segment latch/decoder/driver IC from Texas Instruments, offering similar functionality.
  • MC14511: This is an older BCD to 7-segment latch/decoder/driver IC from Motorola, compatible with the HEF4511BT in many applications.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Encoders, Decoders, Multiplexers & Demultiplexers Brand Nexperia
Product Type Encoders, Decoders, Multiplexers & Demultiplexers Subcategory Logic ICs

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packageimg

HEF4511BT

single integrated circuit

Inventory:

2,662