CD74HC237M96

Product Overview

• Category: Integrated Circuit (IC)
• Use: Decoding and Demultiplexing
• Characteristics:
  • High-Speed CMOS Logic
  • 3-to-8 Line Decoder/Demultiplexer
  • Active-Low Enable Inputs
  • Buffered Outputs
• Package: SOIC-16
• Essence: The CD74HC237M96 is a high-speed CMOS logic IC that functions as a 3-to-8 line decoder/demultiplexer. It is commonly used in digital electronics to decode binary information and select one of the eight output lines based on the input signals.
• Packaging/Quantity: The CD74HC237M96 is typically available in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 13 ns (typical)
• Output Current: ±25 mA

Pin Configuration

The CD74HC237M96 has a total of 16 pins arranged in a SOIC package. The pin configuration is as follows:

__ __ A0 -|1 |--|16|- VCC A1 -|2 |--|15|- Y7 A2 -|3 |--|14|- Y6 G2 -|4 |--|13|- Y5 E1 -|5 |--|12|- Y4 E2 -|6 |--|11|- Y3 Y0 -|7 |--|10|- Y2 Y1 -|8 |--|9 |- G1 -- --

Functional Features

• The CD74HC237M96 is designed to decode a 3-bit binary input and select one of the eight output lines based on the input combination.
• It features active-low enable inputs (G1 and G2) that control the operation of the decoder/demultiplexer.
• The outputs (Y0-Y7) are buffered, providing enhanced signal integrity and driving capability.

Advantages and Disadvantages

Advantages: - High-speed CMOS logic allows for fast decoding and demultiplexing operations. - Buffered outputs ensure reliable signal transmission. - Wide supply voltage range enables compatibility with various digital systems.

Disadvantages: - Limited number of input bits restricts the range of input combinations. - Propagation delay may affect real-time applications requiring immediate response.

Working Principles

The CD74HC237M96 operates by receiving a 3-bit binary input (A0, A1, A2) and decoding it to select one of the eight output lines (Y0-Y7). The active-low enable inputs (G1 and G2) control the operation of the decoder/demultiplexer. When both G1 and G2 are high, all outputs are in a high-impedance state. By manipulating the input signals, specific output lines can be activated.

Detailed Application Field Plans

The CD74HC237M96 finds application in various fields where decoding and demultiplexing operations are required. Some potential application areas include:

1. Address Decoding: Used in microcontrollers and memory devices to decode address signals and select specific memory locations.
2. Data Routing: Enables data selection and routing in multiplexing systems, such as communication switches and data acquisition systems.
3. Display Control: Facilitates the selection of specific segments or digits in multiplexed displays, such as seven-segment displays and dot matrix displays.
4. Data Distribution: Allows for the distribution of data signals to multiple destinations based on the input combination.

Detailed and Complete Alternative Models

1. CD74HC138: 3-to-8 line decoder/demultiplexer with active-high enable inputs.
2. CD74HCT238: 3-to-8 line decoder/demultiplexer with TTL-compatible inputs.
3. SN74LS138: 3-to-8 line decoder/demultiplexer with active-low enable inputs and Schottky-clamped TTL outputs.

These alternative models offer similar functionality to the CD74HC237M96 and can be considered as substitutes depending on specific requirements and compatibility with existing systems.

In conclusion, the CD74HC237M96 is a high-speed CMOS logic IC that serves as a 3-to-8 line decoder/demultiplexer. It offers reliable decoding and demultiplexing capabilities, making it suitable for various applications in digital electronics.