74HC161D,653

Product Overview

Category

The 74HC161D,653 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for various applications such as counters and registers.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL levels
• Schmitt-trigger action on all inputs
• Direct clear input overrides clock and data inputs
• Asynchronous parallel load capability
• Synchronous counting and loading
• Ripple carry output for easy expansion
• Available in various package options

Package and Quantity

The 74HC161D,653 is available in a small outline package (SO) with 16 pins. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: -0.5V to VCC + 0.5V
• Output Voltage: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +125°C
• Maximum Clock Frequency: 50 MHz
• Maximum Counting Range: 16 bits

Pin Configuration

The 74HC161D,653 has 16 pins arranged as follows:

+---+--+---+ CLR |1 +--+ 16| VCC CLK |2 15| Q0 D0 |3 14| Q1 D1 |4 13| Q2 D2 |5 74HC 12| Q3 D3 |6 161D 11| GND PE |7 ,653 10| Q4 TIE |8 9| Q5 +--------+

Functional Features

• Clear (CLR): This input allows the user to reset the counter to its initial state.
• Clock (CLK): The CLK input triggers the counting operation.
• Data Inputs (D0-D3): These inputs provide the data to be loaded into the counter.
• Parallel Enable (PE): When PE is high, the data on the D0-D3 inputs is loaded into the counter.
• Terminal Count Enable (TIE): This input enables or disables the terminal count output.
• Outputs (Q0-Q5): These outputs represent the binary count value.

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient counting and data processing.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range provides flexibility in different applications.
• Compatibility with TTL levels ensures compatibility with other digital components.
• Schmitt-trigger action on all inputs improves noise immunity.

Disadvantages

• Limited counting range of 16 bits may not be sufficient for certain applications.
• Lack of built-in error detection or correction mechanisms.

Working Principles

The 74HC161D,653 is a synchronous counter that operates based on clock pulses. When the CLK input receives a rising edge, the counter increments its count value by one. The data inputs (D0-D3) can be used to load a specific count value into the counter when the parallel enable (PE) input is high. The clear (CLR) input resets the counter to its initial state.

Detailed Application Field Plans

The 74HC161D,653 can be used in various applications, including: 1. Digital frequency dividers 2. Event counters 3. Time delay circuits 4. Industrial automation systems 5. Communication equipment 6. Automotive electronics 7. Consumer electronics

Alternative Models

There are several alternative models available that offer similar functionality to the 74HC161D,653. Some popular alternatives include: - CD74HC161E - SN74HC161N - MC74HC161AN - HEF40161BP

These alternative models may have slight differences in specifications and pin configurations, but they serve the same purpose and can be used as substitutes for the 74HC161D,653.

In conclusion, the 74HC161D,653 is a versatile integrated circuit commonly used in digital electronics for counting and register applications. Its high-speed operation, low power consumption, and compatibility with TTL levels make it suitable for various fields such as industrial automation, communication, and consumer electronics. While it has a limited counting range, it offers advantages in terms of speed, power efficiency, and noise immunity.