SN74HC393NG4

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: The SN74HC393NG4 is a versatile digital counter IC that can be used in various applications requiring counting functionality.
• Packaging/Quantity: Available in reels of 2,000 units or tubes of 25 units.

Specifications

• Supply Voltage: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Logic Family: HC (High-Speed CMOS)
• Number of Counters: 2 (dual)
• Bit Width: 4 bits per counter
• Propagation Delay: 13 ns (typical)
• Maximum Clock Frequency: 50 MHz

Pin Configuration

The SN74HC393NG4 has a total of 14 pins. Below is the detailed pin configuration:

1. CP1: Clock input for Counter 1
2. MR1: Master Reset input for Counter 1
3. QA1-QD1: Outputs for Counter 1 (4 bits)
4. VCC: Positive power supply
5. GND: Ground
6. QA2-QD2: Outputs for Counter 2 (4 bits)
7. MR2: Master Reset input for Counter 2
8. CP2: Clock input for Counter 2

Functional Features

• Dual 4-bit binary ripple counters
• Asynchronous master reset for each counter
• Separate clock inputs for each counter
• Outputs available for each counter
• High-speed operation
• Wide operating voltage range
• Low power consumption

Advantages and Disadvantages

Advantages: - Versatile and widely used in digital counting applications - High-speed operation allows for efficient counting - Low power consumption helps in reducing overall system power requirements - Wide operating voltage range provides flexibility in different power supply scenarios

Disadvantages: - Limited bit width (4 bits per counter) may not be suitable for applications requiring larger counters - Propagation delay of 13 ns may introduce timing issues in certain high-frequency applications

Working Principles

The SN74HC393NG4 operates as a dual 4-bit binary ripple counter. It counts the number of clock pulses received on the respective clock inputs (CP1 and CP2) and generates the corresponding binary outputs (QA1-QD1 and QA2-QD2). The counters can be reset to their initial state using the master reset inputs (MR1 and MR2).

Detailed Application Field Plans

The SN74HC393NG4 can be used in various applications, including but not limited to:

1. Digital frequency dividers
2. Event counters
3. Timekeeping circuits
4. Industrial automation systems
5. Communication equipment
6. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74HC393NG4 include:

1. CD40161BE: 4-bit synchronous binary counter
2. MC14040BCP: 12-stage binary ripple counter
3. 74HC193N: 4-bit synchronous up/down binary counter

These alternatives provide different features and specifications, allowing users to choose the most suitable option for their specific application requirements.

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