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MC74AC161MG
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MC74AC161MG

Product Overview

Category

MC74AC161MG belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronic devices for counting and controlling purposes.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Schmitt trigger inputs for noise immunity
  • Compatible with various logic families

Package

MC74AC161MG is available in a 16-pin dual in-line package (DIP).

Essence

The essence of MC74AC161MG lies in its ability to perform synchronous binary counting operations with presettable load and asynchronous reset functions.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 100 MHz
  • Maximum Counting Range: 0 to 15 (4-bit binary counter)

Detailed Pin Configuration

  1. Clock Input (CP)
  2. Asynchronous Reset Input (MR)
  3. Parallel Load Inputs (P0-P3)
  4. Enable Input (EN)
  5. Carry Output (CO)
  6. Binary Outputs (Q0-Q3)
  7. Ground (GND)
  8. Binary Outputs (Q3-Q0)
  9. Carry Input (CI)
  10. Parallel Load Enable Input (PLE)
  11. Parallel Data Inputs (D0-D3)
  12. Parallel Data Inputs (D3-D0)
  13. Parallel Data Inputs (D2-D0)
  14. Parallel Data Inputs (D1-D0)
  15. VCC
  16. Clock Inhibit Input (CI)

Functional Features

  • Synchronous counting with parallel load capability
  • Asynchronous reset function for immediate clearing of the counter
  • Schmitt trigger inputs for noise immunity
  • Carry output for cascading multiple counters
  • Clock inhibit input for disabling the clock signal

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient counting in time-critical applications.
  • Low power consumption helps conserve energy in battery-powered devices.
  • Wide operating voltage range ensures compatibility with various power supply systems.
  • Schmitt trigger inputs provide robustness against noise interference.
  • Compatibility with different logic families enables versatile integration into existing circuits.

Disadvantages

  • Limited counting range (0 to 15) restricts its applicability in certain scenarios requiring larger count values.
  • Lack of built-in error detection or correction mechanisms may lead to potential counting errors.

Working Principles

MC74AC161MG operates based on synchronous binary counting principles. The counter advances by one count on each rising edge of the clock signal (CP). The parallel load inputs (P0-P3) allow presetting the desired count value, while the asynchronous reset input (MR) clears the counter to zero when activated. The carry output (CO) facilitates cascading multiple counters for extended counting ranges.

Detailed Application Field Plans

MC74AC161MG finds application in various digital electronic systems, including but not limited to: - Digital frequency dividers - Industrial automation equipment - Communication devices - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MC74AC161MG include: - SN74LS161N - CD40161BE - 74HC161D - CD54HC161F3A

These alternatives can be considered based on specific project requirements, availability, and cost considerations.

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10 pirs û bersivên hevpar ên têkildarî sepana MC74AC161MG di çareseriyên teknîkî de navnîş bikin

Sure! Here are 10 common questions and answers related to the application of MC74AC161MG in technical solutions:

  1. Q: What is MC74AC161MG? A: MC74AC161MG is a specific model of a 4-bit synchronous binary counter integrated circuit (IC) manufactured by Motorola.

  2. Q: What is the purpose of MC74AC161MG? A: MC74AC161MG is designed to count binary numbers synchronously in various applications, such as digital clocks, frequency dividers, and event counters.

  3. Q: How many bits can MC74AC161MG count up to? A: MC74AC161MG is a 4-bit counter, so it can count up to 15 (1111 in binary) before rolling over to zero.

  4. Q: Is MC74AC161MG suitable for high-speed applications? A: Yes, MC74AC161MG is part of the AC family of ICs, which are known for their high-speed operation and low power consumption.

  5. Q: Does MC74AC161MG have any built-in clock or oscillator? A: No, MC74AC161MG does not have a built-in clock or oscillator. An external clock signal needs to be provided to drive the counter.

  6. Q: Can MC74AC161MG count both up and down? A: No, MC74AC161MG is a unidirectional counter that can only count up in binary sequence.

  7. Q: What is the maximum clock frequency supported by MC74AC161MG? A: The maximum clock frequency supported by MC74AC161MG is typically around 100 MHz, but it may vary depending on the specific operating conditions.

  8. Q: Does MC74AC161MG have any additional features or inputs? A: Yes, MC74AC161MG has a synchronous load input (LD) that allows loading a specific value into the counter and a synchronous reset input (MR) to reset the counter to zero.

  9. Q: What is the power supply voltage range for MC74AC161MG? A: MC74AC161MG operates with a power supply voltage range of 2V to 6V, making it compatible with both TTL and CMOS logic levels.

  10. Q: Can MC74AC161MG be cascaded to create larger counters? A: Yes, multiple MC74AC161MG ICs can be cascaded together to create larger counters by connecting the carry output (CO) of one counter to the clock input (CLK) of the next counter.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements of MC74AC161MG.