MC74HC393ANG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Counter
• Characteristics: High-Speed, Dual 4-Bit Binary Ripple Counter
• Package: DIP-14 (Dual In-Line Package with 14 pins)
• Essence: MC74HC393ANG is a versatile digital counter IC that can be used in various applications requiring counting and frequency division.
• Packaging/Quantity: Available in tubes of 25 pieces or reels of 2,000 pieces.

Specifications

• Supply Voltage Range: 2V to 6V
• Maximum Clock Frequency: 74 MHz
• Counting Range: 0 to 15 (4-bit binary)
• Operating Temperature Range: -40°C to +85°C
• Input Compatibility: CMOS/TTL
• Output Compatibility: CMOS

Detailed Pin Configuration

The MC74HC393ANG has a total of 14 pins. The pin configuration is as follows:

1. Clock Input A (Pin 1)
2. Clock Input B (Pin 2)
3. Reset Input (Pin 3)
4. Data Input A (Pin 4)
5. Data Input B (Pin 5)
6. Q0 Output (Pin 6)
7. Q1 Output (Pin 7)
8. Q2 Output (Pin 8)
9. Q3 Output (Pin 9)
10. Carry Output (Pin 10)
11. Ground (Pin 11)
12. Carry Input (Pin 12)
13. Data Input C (Pin 13)
14. Data Input D (Pin 14)

Functional Features

• Dual 4-bit binary ripple counter with separate clock inputs for each counter
• Asynchronous reset input to clear the counter to zero
• Outputs provide binary count information
• Carry output allows cascading multiple counters for larger counting ranges
• High-speed operation with low power consumption
• Wide supply voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - Versatile digital counter suitable for a wide range of applications - High-speed operation allows for quick counting and frequency division - Low power consumption for energy-efficient designs - Compatibility with both CMOS and TTL logic levels - Asynchronous reset input provides flexibility in resetting the counter

Disadvantages: - Limited counting range (0 to 15) due to being a 4-bit counter - Requires external components for cascading multiple counters

Working Principles

The MC74HC393ANG operates based on the principle of binary counting. It counts from 0 to 15 in binary representation, incrementing by one on each clock pulse. The separate clock inputs for each counter allow independent counting or synchronous counting if connected together. The asynchronous reset input can be used to clear the counter to zero at any time.

Detailed Application Field Plans

The MC74HC393ANG is commonly used in various digital applications that require counting and frequency division. Some specific application fields include:

1. Frequency Dividers: The IC can be used to divide an input frequency by a factor of 16 or less, allowing for frequency reduction in electronic circuits.
2. Time Delay Generators: By utilizing the counting capability, the IC can be employed to generate precise time delays in applications such as timers and clocks.
3. Event Counters: The MC74HC393ANG can count events or pulses occurring within a given time period, making it useful in applications like traffic monitoring or event logging.
4. Industrial Automation: The IC finds application in industrial automation systems where counting and control functions are required, such as production line monitoring or machine control.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MC74HC393ANG are:

1. CD40193: 4-bit binary up/down counter with synchronous clocking and asynchronous reset.
2. SN74LS393: Dual 4-bit binary ripple counter with separate clock inputs and asynchronous reset.
3. CD4020: 14-stage binary ripple counter with built-in oscillator and reset input.

These alternative models can be considered based on specific requirements and compatibility with the system design.

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