CD4043BDR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gates
• Characteristics: Quad 3-State R/S Latch
• Package: SOIC-16
• Essence: The CD4043BDR is a quad 3-state R/S latch designed for general-purpose logic applications. It operates from a wide range of power supply voltages and features high noise immunity.
• Packaging/Quantity: The CD4043BDR is available in a reel packaging with 2500 units per reel.

Specifications

• Supply Voltage Range: 3V to 18V
• Logic Family: CMOS
• Number of Inputs: 2
• Number of Outputs: 4
• Operating Temperature Range: -55°C to +125°C
• Propagation Delay: 60ns (typical)

Pin Configuration

The CD4043BDR has a total of 16 pins, which are assigned as follows:

1. Output Q1
2. Input S1
3. Input R1
4. Enable E1
5. Ground (GND)
6. Output Q2
7. Input S2
8. Input R2
9. Enable E2
10. Output Q3
11. Input S3
12. Input R3
13. Enable E3
14. VDD (Positive Power Supply)
15. Output Q4
16. Input S4

Functional Features

• Quad 3-state R/S latch with independent Set (S) and Reset (R) inputs for each latch.
• High noise immunity due to CMOS technology.
• 3-state outputs allow multiple devices to be connected to a common bus line.
• Wide operating voltage range allows compatibility with various systems.
• Low power consumption.

Advantages and Disadvantages

Advantages: - Versatile logic IC suitable for a wide range of applications. - High noise immunity ensures reliable operation in noisy environments. - 3-state outputs enable efficient bus line sharing. - Wide operating voltage range provides flexibility in system design.

Disadvantages: - Propagation delay may limit the speed of certain applications. - Limited number of inputs and outputs compared to other ICs in the same category.

Working Principles

The CD4043BDR is based on CMOS technology, which allows for low power consumption and high noise immunity. The quad 3-state R/S latch consists of four independent latches, each with its own Set (S) and Reset (R) inputs. The latch stores a binary state based on the input signals received. The 3-state outputs allow multiple devices to be connected to a common bus line, enabling efficient data sharing.

Detailed Application Field Plans

The CD4043BDR can be used in various applications, including but not limited to:

1. Data storage systems
2. Address decoding circuits
3. Multiplexers and demultiplexers
4. Control systems
5. Communication equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the CD4043BDR are:

1. CD4042BDR - Quad D-Type Latch
2. CD4044BDR - Quad Bilateral Switch
3. CD4045BDR - Quad Exclusive-OR Gate
4. CD4046BDR - Phase-Locked Loop (PLL)
5. CD4047BDR - Monostable/Astable Multivibrator

These alternative models offer different functionalities and can be chosen based on specific application requirements.

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