CD4018BMT

Product Overview

Category

CD4018BMT belongs to the category of integrated circuits (ICs).

Use

The CD4018BMT is commonly used as a counter and divider circuit in various electronic applications.

Characteristics

• The IC operates on a wide voltage range, typically between 3V and 18V.
• It has a high-speed operation capability, making it suitable for applications requiring quick counting and dividing functions.
• The CD4018BMT is designed to be highly reliable and durable, ensuring long-term performance.

Package

CD4018BMT is available in a small outline transistor (SOT) package.

Essence

The essence of CD4018BMT lies in its ability to accurately count and divide input signals, providing a versatile solution for numerous electronic projects.

Packaging/Quantity

The CD4018BMT is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage Range: 3V to 18V
• Maximum Clock Frequency: 5 MHz
• Number of Counting Stages: 4
• Output Current: 6 mA
• Operating Temperature Range: -55°C to +125°C

Detailed Pin Configuration

The CD4018BMT IC consists of 16 pins, each serving a specific function:

1. Clock Input (Pin 14)
2. Reset Input (Pin 15)
3. Enable Input (Pin 13)
4. Carry Output (Pin 12)
5. Data Outputs (Pins 1-4)
6. Ripple Blanking Input (Pin 9)
7. Ripple Blanking Output (Pin 10)
8. Ground (Pin 8)
9. VDD (Positive Power Supply) (Pin 16)
10. Count Enable (Pin 11)
11. Data Input (Pin 5)

Functional Features

• The CD4018BMT can count up or down based on the input signals received.
• It has a carry output that allows cascading multiple ICs for extended counting capabilities.
• The ripple blanking feature enables the user to control the display of intermediate counts.
• The IC incorporates a reset function, allowing the counter to be cleared and restarted as needed.

Advantages and Disadvantages

Advantages

• Wide operating voltage range provides flexibility in various applications.
• High-speed operation enables quick counting and dividing functions.
• Reliable and durable design ensures long-term performance.

Disadvantages

• Limited number of counting stages may restrict its use in complex applications requiring higher counts.
• Requires external components for proper functionality, such as clock and reset signals.

Working Principles

The CD4018BMT operates based on the principle of sequential logic. It utilizes flip-flops to store and propagate binary information, enabling accurate counting and dividing of input signals. The clock signal controls the timing of the counting process, while the reset and enable inputs provide additional control over the circuit's behavior.

Detailed Application Field Plans

CD4018BMT finds application in various electronic projects, including but not limited to: - Frequency dividers - Digital counters - Timer circuits - Industrial automation systems - Electronic instrumentation

Detailed and Complete Alternative Models

Some alternative models to CD4018BMT include: - CD4022BMT: Similar functionality with additional features like parallel load capability. - CD4020BMT: Higher number of counting stages for more extensive counting applications. - CD4518BMT: Dual BCD counter with similar characteristics but different pin configuration.

These alternative models offer similar functionalities with slight variations in specifications and pin configurations, providing options to suit specific project requirements.

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