MC74HC393ADTR2

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Counter
• Characteristics:
  • High-Speed Operation
  • Wide Operating Voltage Range
  • Low Power Consumption
• Package: TSSOP-14
• Essence: Dual 4-Bit Binary Ripple Counter
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -55°C to +125°C
• Propagation Delay Time: 13 ns (typical)
• Maximum Clock Frequency: 50 MHz

Detailed Pin Configuration

The MC74HC393ADTR2 has a total of 14 pins. The pin configuration is as follows:

1. Clock Input A (CLKA)
2. Clock Input B (CLKB)
3. Reset Input (RST)
4. Output Q0
5. Output Q1
6. Output Q2
7. Output Q3
8. Ground (GND)
9. Output Q3 Complement (\Q3)
10. Output Q2 Complement (\Q2)
11. Output Q1 Complement (\Q1)
12. Output Q0 Complement (\Q0)
13. Carry Output (CO)
14. Supply Voltage (VCC)

Functional Features

The MC74HC393ADTR2 is a dual 4-bit binary ripple counter. It can count up to 15 (1111 in binary) before resetting to zero. The counter increments on the rising edge of the clock signal and can be reset to zero using the reset input. The carry output (CO) provides a signal when the counter reaches its maximum value.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient counting. - Wide operating voltage range provides flexibility in different applications. - Low power consumption helps conserve energy.

Disadvantages: - Limited maximum count value of 15 may not be suitable for certain applications requiring larger counters. - The ripple counter design can introduce propagation delays, affecting timing accuracy in some cases.

Working Principles

The MC74HC393ADTR2 operates based on the principle of binary counting. It uses flip-flops to store and propagate the count values. The clock signal triggers the flip-flops to change their states, resulting in the incrementation of the counter. The reset input allows for resetting the counter to zero when necessary.

Detailed Application Field Plans

The MC74HC393ADTR2 is commonly used in various digital applications that require counting functionality. Some specific application fields include:

1. Digital frequency dividers
2. Event counters
3. Pulse generators
4. Timing circuits
5. Industrial automation systems

Detailed and Complete Alternative Models

1. CD74HC393E - Dual 4-Bit Binary Ripple Counter (DIP-14 package)
2. SN74HC393N - Dual 4-Bit Binary Ripple Counter (DIP-14 package)
3. 74HCT393 - Dual 4-Bit Binary Ripple Counter (SOIC-14 package)

These alternative models offer similar functionality and can be used as replacements for the MC74HC393ADTR2 in various applications.

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