CD4098BE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: Dual Monostable Multivibrator
• Package: PDIP-16 (Plastic Dual In-Line Package)
• Essence: CMOS (Complementary Metal-Oxide-Semiconductor) technology
• Packaging/Quantity: Tube of 25 pieces

Specifications

The CD4098BE is a dual monostable multivibrator IC that operates on CMOS technology. It is designed to generate accurate and stable time delays or pulses. The device consists of two independent monostable circuits, each capable of producing a pulse width from microseconds to several seconds.

Key specifications include:

• Supply Voltage: 3V to 18V
• Trigger and Reset Voltage Levels: 0.7V and 2.5V (typical)
• Trigger and Reset Current: 100nA (typical)
• Pulse Width Range: Microseconds to Seconds
• Low Power Consumption: 10µW (typical)

Pin Configuration

The CD4098BE features a 16-pin PDIP package with the following pin configuration:

1. VDD - Positive Power Supply
2. Trigger A - Input for Monostable A
3. Threshold A - Input for Monostable A
4. Discharge A - Output for Monostable A
5. Output A - Output for Monostable A
6. Ground
7. Output B - Output for Monostable B
8. Discharge B - Output for Monostable B
9. Threshold B - Input for Monostable B
10. Trigger B - Input for Monostable B
11. Control Voltage - External Control Voltage Input
12. Reset - Active-Low Reset Input
13. Control - Control Input
14. Control - Control Input
15. VSS - Negative Power Supply
16. VDD - Positive Power Supply

Functional Features

The CD4098BE offers the following functional features:

• Dual monostable multivibrator operation
• Wide range of selectable pulse widths
• Accurate and stable time delays
• Trigger and reset inputs for each monostable circuit
• External control voltage input for fine-tuning pulse width
• Active-low reset input for immediate termination of output pulse

Advantages and Disadvantages

Advantages of using the CD4098BE include:

• Versatile and flexible pulse generation capabilities
• Wide operating voltage range
• Low power consumption
• Compact and easy-to-use PDIP package

Disadvantages of the CD4098BE include:

• Limited number of monostable circuits (only two)
• CMOS technology may be susceptible to electrostatic discharge (ESD) damage if mishandled

Working Principles

The CD4098BE operates based on the principles of monostable multivibrators. When triggered, each monostable circuit produces a single output pulse with a duration determined by external components. The pulse width can be adjusted by varying the values of resistors and capacitors connected to the threshold and discharge pins.

Detailed Application Field Plans

The CD4098BE finds applications in various fields, including:

1. Timing circuits
2. Delay generators
3. Pulse shaping
4. Frequency division
5. Precision timing control
6. Sequential logic circuits

Alternative Models

Other alternative models that offer similar functionality to the CD4098BE include:

1. MC14538B: Dual Precision Monostable Multivibrator
2. HEF4538BP: Dual Precision Monostable Multivibrator
3. 74HC123: Dual Retriggerable Monostable Multivibrator
4. CD4538BC: Dual Precision Monostable Multivibrator

These alternative models can be considered based on specific requirements and availability.

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