CD4521BEG4

Product Overview

Category

CD4521BEG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronic systems for various applications.

Characteristics

• CD4521BEG4 is a CMOS programmable counter/divider.
• It operates at a wide voltage range, typically between 3V and 18V.
• The device has a high noise immunity and low power consumption.
• It offers a wide operating temperature range, making it suitable for various environments.

Package

CD4521BEG4 is available in a standard 16-pin DIP (Dual Inline Package) format.

Essence

The essence of CD4521BEG4 lies in its ability to provide programmable counting and dividing functions in digital circuits.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage: 3V - 18V
• Operating Temperature Range: -55°C to +125°C
• Logic Family: CMOS
• Number of Pins: 16
• Maximum Clock Frequency: 2.5 MHz

Detailed Pin Configuration

The pin configuration of CD4521BEG4 is as follows:

1. VDD - Positive Power Supply
2. Q0 - Output Bit 0
3. Q1 - Output Bit 1
4. Q2 - Output Bit 2
5. Q3 - Output Bit 3
6. Q4 - Output Bit 4
7. Q5 - Output Bit 5
8. Q6 - Output Bit 6
9. Q7 - Output Bit 7
10. MR - Master Reset
11. CP - Clock Pulse Input
12. CE - Count Enable
13. TC - Terminal Count Output
14. GND - Ground
15. NC - No Connection
16. VSS - Negative Power Supply

Functional Features

• CD4521BEG4 offers programmable counting and dividing functions.
• It has a master reset feature for resetting the counter.
• The count enable input allows control over the counting operation.
• Terminal count output indicates when the counter reaches its maximum value.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems.
• Low power consumption makes it suitable for battery-powered applications.
• High noise immunity ensures reliable performance in noisy environments.

Disadvantages

• Limited maximum clock frequency may restrict its use in high-speed applications.
• Availability of alternative models with additional features may limit its competitiveness.

Working Principles

CD4521BEG4 operates based on the principles of digital counting and dividing. It utilizes internal circuitry to increment or decrement the count based on clock pulses received. The count can be programmed using external inputs, allowing flexibility in the desired counting sequence.

Detailed Application Field Plans

CD4521BEG4 finds applications in various fields, including: - Digital clocks and timers - Frequency dividers - Industrial automation systems - Communication equipment - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to CD4521BEG4 are: - CD4020B: 14-stage binary counter/divider - CD4518B: Dual BCD up-counter - CD4040B: 12-stage binary counter

These alternatives provide different features and pin configurations, allowing users to choose the most suitable option for their specific requirements.

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