HCF4018BEY

Product Overview

• Category: Integrated Circuit (IC)
• Use: Counter/Divider
• Characteristics: High-speed operation, low power consumption
• Package: DIP (Dual In-line Package)
• Essence: Binary counter/divider with synchronous reset
• Packaging/Quantity: Available in tubes of 25 pieces

Specifications

• Supply Voltage: 3V to 18V
• Operating Temperature Range: -55°C to +125°C
• Logic Family: CMOS
• Number of Stages: 4-bit binary counter/divider
• Synchronous Reset: Yes
• Propagation Delay: 60ns (typical)

Pin Configuration

The HCF4018BEY has a 16-pin Dual In-line Package (DIP) configuration. The pinout is as follows:

1. Clock Input (CP)
2. Enable Input (EN)
3. Data Input (D0)
4. Data Input (D1)
5. Data Input (D2)
6. Data Input (D3)
7. Carry Output (CO)
8. Ground (GND)
9. Carry Input (CI)
10. Reset Input (RST)
11. Data Output (Q0)
12. Data Output (Q1)
13. Data Output (Q2)
14. Data Output (Q3)
15. Supply Voltage (VDD)
16. Clock Inhibit Input (CI)

Functional Features

• Synchronous counting and dividing based on clock input
• Reset functionality for clearing the counter
• Carry input and output for cascading multiple counters
• Clock inhibit input for disabling clock signal

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient counting and dividing - Low power consumption makes it suitable for battery-powered devices - Synchronous reset ensures accurate counter initialization - Wide supply voltage range enables versatile applications

Disadvantages: - Limited number of stages (4-bit) may not be sufficient for complex applications - Propagation delay of 60ns may affect timing-sensitive operations

Working Principles

The HCF4018BEY is a binary counter/divider that operates based on the clock input signal. Each rising edge of the clock increments the counter by one, while the synchronous reset input allows for clearing the counter to its initial state. The carry input and output enable cascading multiple counters to achieve higher bit counts.

Detailed Application Field Plans

The HCF4018BEY can be used in various applications, including but not limited to: 1. Frequency division in digital circuits 2. Event counting in industrial automation systems 3. Timekeeping and clock generation in electronic devices 4. Address generation in memory systems 5. Pulse width modulation (PWM) generation in motor control circuits

Alternative Models

If the HCF4018BEY does not meet specific requirements, alternative models with similar functionality include: - CD4018B: CMOS 4-bit binary counter/divider - SN74LS161: Synchronous 4-bit binary counter - MC14018B: 4-bit up/down binary counter

These alternatives offer different package options, supply voltage ranges, and performance characteristics while serving similar purposes.

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