CD40257BPW

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Multiplexer and Demultiplexer
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
• Package: PDIP (Plastic Dual In-Line Package)
• Essence: Digital logic IC for data routing and selection
• Packaging/Quantity: Available in tubes or reels, quantity varies by supplier

Specifications

• Supply Voltage Range: 3V to 18V
• Input Voltage Range: 0V to VDD
• Operating Temperature Range: -55°C to +125°C
• Output Current: ±10mA
• Propagation Delay Time: 60ns (typical)

Detailed Pin Configuration

The CD40257BPW has a total of 16 pins. The pin configuration is as follows:

Pin 1: A0 Pin 2: B0 Pin 3: C0 Pin 4: D0 Pin 5: GND Pin 6: Y0 Pin 7: Y1 Pin 8: Y2 Pin 9: Y3 Pin 10: VDD Pin 11: D1 Pin 12: C1 Pin 13: B1 Pin 14: A1 Pin 15: S Pin 16: E

Functional Features

• CD40257BPW is a quad 2-input multiplexer with complementary outputs.
• It can select one of the four input data lines and route it to the output based on the select inputs.
• The complementary outputs provide both true and inverted versions of the selected data.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data routing. - Low power consumption helps in reducing energy usage. - Wide operating voltage range makes it compatible with various systems.

Disadvantages: - Limited number of input data lines (four in this case). - Propagation delay time may affect real-time applications.

Working Principles

• The CD40257BPW uses digital logic gates to implement the multiplexing functionality.
• The select inputs determine which input data line is connected to the output.
• The complementary outputs provide both true and inverted versions of the selected data.

Detailed Application Field Plans

The CD40257BPW can be used in various applications, including: 1. Data routing and selection in digital systems. 2. Multiplexing and demultiplexing signals in communication systems. 3. Address decoding in memory systems. 4. Control signal routing in microcontroller-based systems.

Detailed and Complete Alternative Models

Some alternative models to CD40257BPW that serve similar functions are: - CD4051B: 8-channel analog multiplexer/demultiplexer IC. - CD74HC4067: 16-channel analog multiplexer/demultiplexer IC. - SN74LS151: 8-input digital multiplexer IC.

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