CD74HCT163M

Product Overview

Category

CD74HCT163M belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for synchronous binary counters.

Characteristics

• High-speed operation
• Synchronous counting
• Asynchronous reset capability
• Wide operating voltage range
• Low power consumption

Package

The CD74HCT163M is available in a 16-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of CD74HCT163M lies in its ability to perform high-speed synchronous counting operations with an asynchronous reset feature.

Packaging/Quantity

The CD74HCT163M is typically packaged in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage: 2V to 6V
• Maximum Clock Frequency: 25 MHz
• Number of Counting Stages: 4
• Output Current: ±4 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. Clock Input (CP)
2. Asynchronous Reset Input (MR)
3. Parallel Load Input (PL)
4. Enable Input (ENP)
5. Carry Output (CO)
6. Data Inputs (D0-D3)
7. Parallel Enable Input (PE)
8. Carry Input (CI)
9. Q3 Output
10. Q2 Output
11. Q1 Output
12. Q0 Output
13. GND (Ground)
14. Q0 Output
15. Q1 Output
16. VCC (Supply Voltage)

Functional Features

• Synchronous counting: The CD74HCT163M performs counting operations based on the clock input signal.
• Asynchronous reset capability: The MR input allows for resetting the counter asynchronously.
• Parallel load input: The PL input enables loading of data in parallel.
• Enable input: The ENP input controls the counting operation.
• Carry output: The CO output provides a carry signal for cascading multiple counters.

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient counting in time-critical applications.
• Synchronous counting ensures accurate and synchronized results.
• Asynchronous reset capability provides flexibility in resetting the counter.
• Wide operating voltage range allows for compatibility with various systems.
• Low power consumption contributes to energy efficiency.

Disadvantages

• Limited number of counting stages (4 stages) may not be suitable for complex counting requirements.
• Lack of built-in error detection or correction mechanisms.

Working Principles

The CD74HCT163M operates based on synchronous counting principles. It counts up or down based on the clock input signal, with each clock pulse incrementing or decrementing the count by one. The asynchronous reset input allows for immediate resetting of the counter to its initial state. The parallel load input enables loading of data into the counter in parallel, providing flexibility in initializing the count value. The enable input controls the counting operation, allowing for pausing or resuming the counting process. The carry output facilitates cascading multiple counters for extended counting capabilities.

Detailed Application Field Plans

The CD74HCT163M finds applications in various fields, including:

1. Digital frequency dividers
2. Industrial automation
3. Communication systems
4. Data processing units
5. Timing circuits
6. Counting applications
7. Sequential logic circuits

Detailed and Complete Alternative Models

1. SN74HCT163N: Similar to CD74HCT163M, but available in a 16-pin DIP (Dual Inline Package).
2. MC74HCT163A: A compatible alternative from a different manufacturer, Motorola.
3. 74HC163: A similar IC with slightly different specifications, available in a 14-pin DIP package.

These alternative models provide similar functionality and can be used as replacements for CD74HCT163M depending on specific requirements.

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