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MC74AC161D
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MC74AC161D

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Counter
  • Characteristics: High-speed, synchronous, 4-bit binary counter
  • Package: SOIC-16
  • Essence: The MC74AC161D is a versatile counter IC that can be used in various applications requiring counting functionality.
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Logic Family: AC
  • Number of Bits: 4
  • Clock Input: Synchronous
  • Reset Input: Asynchronous
  • Output Type: Standard

Detailed Pin Configuration

The MC74AC161D has a total of 16 pins. Here is the detailed pin configuration:

  1. Clock (CLK)
  2. Enable (ENP)
  3. Parallel Load (PL)
  4. Data Inputs (D0-D3)
  5. Carry Output (CO)
  6. Down/Up Count Control (UD)
  7. Reset (MR)
  8. Outputs (Q0-Q3)
  9. Ground (GND)
  10. VCC

Functional Features

  • High-speed operation: The MC74AC161D operates at high clock frequencies, making it suitable for time-critical applications.
  • Synchronous counting: The counter advances its state on each rising edge of the clock signal, ensuring accurate and synchronized counting.
  • Up/Down counting control: The MC74AC161D can count up or down based on the input provided to the Down/Up Count Control pin.
  • Parallel load capability: The counter can be loaded with a preset value using the Parallel Load input, allowing for flexible initialization.
  • Asynchronous reset: The counter can be reset to its initial state asynchronously using the Reset input.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient counting in time-critical applications. - Synchronous counting ensures accurate and synchronized results. - Up/Down counting control provides flexibility in counting direction. - Parallel load capability allows for easy initialization. - Asynchronous reset enables quick resetting of the counter.

Disadvantages: - Limited to 4-bit counting, may not be suitable for applications requiring higher bit counts. - Requires an external clock signal for operation.

Working Principles

The MC74AC161D is a synchronous counter that operates based on the clock signal provided. On each rising edge of the clock, the counter advances its state by one count. The direction of counting (up or down) is determined by the input provided to the Down/Up Count Control pin. The counter can also be loaded with a preset value using the Parallel Load input. Additionally, an asynchronous reset input allows for quick resetting of the counter to its initial state.

Detailed Application Field Plans

The MC74AC161D can be used in various applications that require counting functionality. Some potential application fields include:

  1. Digital frequency counters
  2. Industrial automation systems
  3. Electronic test equipment
  4. Communication systems
  5. Automotive electronics
  6. Robotics

Detailed and Complete Alternative Models

  1. SN74LS161A: 4-bit synchronous binary counter with similar features and specifications.
  2. CD40161B: CMOS 4-bit synchronous programmable counter with parallel load capability.
  3. 74HC161: High-speed CMOS 4-bit synchronous binary counter.

These alternative models offer similar functionality and can be considered as alternatives to the MC74AC161D based on specific requirements and availability.

Word count: 436 words

Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng MC74AC161D sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of MC74AC161D in technical solutions:

  1. Q: What is MC74AC161D? A: MC74AC161D is a synchronous presettable binary counter with an asynchronous reset, commonly used in digital circuits.

  2. Q: What is the maximum clock frequency supported by MC74AC161D? A: MC74AC161D can operate at a maximum clock frequency of 100 MHz.

  3. Q: How many bits does MC74AC161D have? A: MC74AC161D is a 4-bit counter, meaning it can count up to 15 (1111 in binary).

  4. Q: Can MC74AC161D be cascaded to create larger counters? A: Yes, MC74AC161D can be cascaded with other counters to create larger counters with more bits.

  5. Q: Does MC74AC161D have any built-in decoding capabilities? A: No, MC74AC161D does not have any built-in decoding capabilities. It simply counts based on the clock input.

  6. Q: What is the power supply voltage range for MC74AC161D? A: MC74AC161D operates with a power supply voltage range of 2V to 6V.

  7. Q: Can MC74AC161D be used in both synchronous and asynchronous applications? A: Yes, MC74AC161D can be used in both synchronous and asynchronous applications depending on the circuit design.

  8. Q: What is the typical propagation delay of MC74AC161D? A: The typical propagation delay of MC74AC161D is around 5 ns.

  9. Q: Does MC74AC161D have any special features for power-saving? A: No, MC74AC161D does not have any special power-saving features. It consumes power based on the clock frequency and circuit design.

  10. Q: Can MC74AC161D be used in high-speed applications? A: Yes, MC74AC161D is designed for high-speed operation and can be used in various high-speed applications.

Please note that these answers are general and may vary depending on specific circuit designs and requirements.