CD74HCT161MG4

Product Overview

• Category: Integrated Circuit
• Use: Counter
• Characteristics: High-speed operation, low power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: 4-bit synchronous binary counter
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -55°C to +125°C
• Maximum Clock Frequency: 25 MHz
• Number of Counting Stages: 4
• Output Type: Synchronous

Detailed Pin Configuration

The CD74HCT161MG4 has a total of 16 pins. The pin configuration is as follows:

1. Clock Enable (CE)
2. Clock (CP)
3. Parallel Load (PL)
4. Data Inputs (D0-D3)
5. Carry Out (CO)
6. Ripple Clock (RC)
7. Carry In (CI)
8. Outputs (Q0-Q3)
9. Ground (GND)
10. VCC

Functional Features

• Synchronous operation allows for precise control of the counting process.
• Parallel load capability enables loading of initial values into the counter.
• Carry input and carry output facilitate cascading multiple counters.
• Low power consumption makes it suitable for battery-powered applications.
• High-speed operation ensures efficient counting in time-critical systems.

Advantages and Disadvantages

Advantages: - High-speed operation enables quick counting in time-sensitive applications. - Low power consumption prolongs battery life in portable devices. - Synchronous operation provides precise control over the counting process.

Disadvantages: - Limited number of counting stages restricts the range of possible counts. - Requires external components for more complex counting operations.

Working Principles

The CD74HCT161MG4 is a 4-bit synchronous binary counter. It counts up or down based on the clock input and control signals. The counter can be loaded with initial values using the parallel load input. The carry input and carry output pins allow for cascading multiple counters to achieve larger counting ranges. The counter operates synchronously, ensuring that all stages change simultaneously.

Detailed Application Field Plans

The CD74HCT161MG4 is commonly used in various applications, including:

1. Digital frequency dividers
2. Time delay circuits
3. Event counters
4. Industrial automation systems
5. Communication equipment

Detailed and Complete Alternative Models

1. CD74HC161E: 4-bit synchronous binary counter with similar specifications.
2. SN74LS161N: 4-bit synchronous binary counter with different package options.
3. CD40161BE: 4-bit synchronous binary counter with additional features.

These alternative models offer similar functionality and can be used as substitutes for the CD74HCT161MG4 in various applications.

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