CD4042BPW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: Quad D-Type Latch with 3-State Outputs
• Package: PDIP (Plastic Dual In-Line Package)
• Essence: The CD4042BPW is a quad D-type latch with 3-state outputs, designed for general-purpose digital logic applications.
• Packaging/Quantity: The CD4042BPW is typically sold in tubes or reels, containing a specific quantity of ICs.

Specifications

The CD4042BPW has the following specifications:

• Supply Voltage Range: 3V to 18V
• High-Level Input Voltage: 2V to VDD
• Low-Level Input Voltage: 0V to 0.8V
• High-Level Output Voltage: VDD - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Quiescent Current: 10μA at 5V
• Maximum Operating Frequency: 6MHz

Pin Configuration

The CD4042BPW has a 16-pin configuration as follows:

+---+--+---+ Q1 |1 +--+ 16| VDD Q2 |2 15| Q4 Q3 |3 14| /OE Q4 |4 13| D4 /OE |5 12| D3 D1 |6 11| D2 D2 |7 10| GND D3 |8 9| D4 +----------+

Functional Features

The CD4042BPW offers the following functional features:

• Quad D-type latch with 3-state outputs
• Non-inverting outputs
• Buffered inputs
• Common clock and enable inputs
• 3-state outputs for bus-oriented applications

Advantages and Disadvantages

Advantages of the CD4042BPW include:

• Versatile digital logic IC suitable for various applications
• Low quiescent current consumption
• Wide supply voltage range allows flexibility in different systems

Disadvantages of the CD4042BPW include:

• Limited maximum operating frequency compared to some other ICs
• PDIP package may not be suitable for space-constrained designs

Working Principles

The CD4042BPW operates based on the principles of digital logic. It consists of four D-type latches, each with a data input (D), clock input (CP), and output (Q). The latch stores the input data when the clock signal transitions from low to high. The stored data is then available at the corresponding output.

Detailed Application Field Plans

The CD4042BPW can be used in various digital logic applications, including but not limited to:

1. Data storage and transfer systems
2. Address decoding circuits
3. Bus interface control units
4. State machine implementations
5. General-purpose digital logic circuits

Alternative Models

In addition to the CD4042BPW, there are several alternative models that offer similar functionality. Some popular alternatives include:

1. CD4042BE: Same functionality, but in a different package (PDIP)
2. CD74HC173E: Quad D-type latch with 3-state outputs, but operates at higher frequencies
3. SN74LS373N: Octal transparent latch with 3-state outputs, suitable for bus-oriented applications

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

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