CD4521BE - Texas Instruments

Manufacturer Part Number

CD4521BE

Manufacturer

Texas Instruments

Introduction

The CD4521BE is a CMOS Logic Counter/Divider from Texas Instruments, part of the 4000B series, designed to handle divide-by-2 operations with a 24-bit binary counter.

Product Features and Performance

24-bit binary counter

Divide-by-2 logic

Count rate maximized to 13 MHz

Asynchronous reset functionality

Negative edge trigger type

Supports a wide range of supply voltages from 3 V to 18 V

Product Advantages

High precision with 24-bit resolution

Flexible voltage range accommodating various power supplies

Robust operating temperature range from -55°C to 125°C

Key Technical Parameters

Number of Elements: 1

Number of Bits per Element: 24

Count Rate: 13 MHz

Voltage - Supply: 3 V ~ 18 V

Operating Temperature: -55°C ~ 125°C

Package / Case: 16-DIP

Quality and Safety Features

Operates reliably over an extended temperature range

Through-hole mounting for secure and durable PCB attachment

Compatibility

Compatible with a wide range of circuits and system designs due to flexible voltage requirements and general-purpose logic counting properties

Application Areas

Time delay applications

Frequency division uses

Extended counting sequences in embedded systems

Product Lifecycle

Status: Active

This product is currently active with no signs of near-term discontinuation, ensuring ongoing availability and support.

Several Key Reasons to Choose This Product

Supports a wide operating temperature range suitable for industrial applications

High-count capability making it ideal for complex logical structures

Versatile supply voltage compatibility simplifies integration into existing designs

Durable through-hole package ensures reliability in mechanical installations

High performance ensured by the max count rate of 13 MHz suitable for high-speed operations