CD4520BM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Binary Counter
• Characteristics: High-speed operation, low power consumption
• Package: 16-pin SOIC (Small Outline Integrated Circuit)
• Essence: CMOS (Complementary Metal-Oxide-Semiconductor) technology
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 3V to 18V
• Operating Temperature Range: -55°C to +125°C
• Maximum Clock Frequency: 6MHz
• Number of Counting Stages: Dual 4-bit binary counters

Detailed Pin Configuration

The CD4520BM IC has a total of 16 pins. The pin configuration is as follows:

1. Pin 1: Clock Input A
2. Pin 2: Clock Input B
3. Pin 3: Reset Input
4. Pin 4: Enable Input
5. Pin 5: Output Q0
6. Pin 6: Output Q1
7. Pin 7: Output Q2
8. Pin 8: Output Q3
9. Pin 9: Ground (GND)
10. Pin 10: Output Q4
11. Pin 11: Output Q5
12. Pin 12: Output Q6
13. Pin 13: Output Q7
14. Pin 14: VDD (Positive Power Supply)
15. Pin 15: Clock Enable Input
16. Pin 16: Carry Output

Functional Features

• Dual 4-bit binary counters with individual clock inputs
• Asynchronous reset and enable inputs for each counter
• Carry output for cascading multiple counters
• High-speed operation allows for efficient counting
• Low power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages

• Versatile binary counter suitable for various applications
• Wide supply voltage range allows for flexibility in power source selection
• Compact SOIC package enables space-saving designs
• CMOS technology ensures low power consumption and high noise immunity

Disadvantages

• Limited maximum clock frequency of 6MHz may not be sufficient for certain high-speed applications
• Lack of built-in error detection or correction mechanisms

Working Principles

The CD4520BM is a dual 4-bit binary counter that operates based on the clock input signals. Each counter can count up to 16 different states before resetting. The counters can be individually enabled or reset using the corresponding inputs. The carry output allows for cascading multiple counters to achieve higher counting ranges.

Detailed Application Field Plans

The CD4520BM IC finds applications in various fields, including:

1. Digital frequency division circuits
2. Event counting systems
3. Timekeeping and timer circuits
4. Industrial automation and control systems
5. Communication equipment
6. Electronic gaming devices

Detailed and Complete Alternative Models

1. CD4020BM: 14-stage binary counter with similar characteristics and pin configuration
2. CD4516BM: Presettable binary up/down counter with similar package and pin configuration
3. CD4040BM: 12-stage binary ripple counter with similar functionality and pin layout

These alternative models offer similar functionalities and can be considered as substitutes for the CD4520BM in specific applications.

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