SN74LS674DWG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Shift Register
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • TTL compatible inputs and outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The SN74LS674DWG4 is a 16-bit parallel-in/serial-out shift register with synchronous serial data input and output capabilities.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Number of Bits: 16
• Input Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 15ns (typical)
• Supply Voltage: 5V
• Output Current: ±8mA

Detailed Pin Configuration

The SN74LS674DWG4 has a total of 20 pins. Here is the detailed pin configuration:

1. SER (Serial Data Input)
2. CLK (Clock Input)
3. RCLK (Register Clock Input)
4. SRCLR (Shift Register Clear Input)
5. QA-QH (Parallel Outputs)
6. GND (Ground)
7. QH' (Serial Output)
8. VCC (Supply Voltage)

Functional Features

• Parallel-in/serial-out shifting of data
• Synchronous operation with clock input
• Clear function to reset the shift register
• TTL compatible inputs and outputs
• High-speed operation for efficient data transfer
• Wide operating voltage range for versatility

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing - Low power consumption for energy efficiency - Wide operating voltage range enables compatibility with various systems - TTL compatibility ensures easy integration with other logic circuits

Disadvantages: - Limited to 16-bit shifting, may not be suitable for applications requiring larger data sizes - Requires external clock signal for synchronous operation

Working Principles

The SN74LS674DWG4 is a parallel-in/serial-out shift register. It receives data in parallel format and shifts it out serially based on the clock input. The register clock (RCLK) synchronizes the shifting of data, while the serial data input (SER) feeds new data into the register. The shift register can be cleared using the SRCLR input.

Detailed Application Field Plans

The SN74LS674DWG4 is commonly used in various applications that require data shifting and storage. Some of the detailed application field plans include:

1. Serial data transmission systems
2. Data encryption and decryption circuits
3. Digital signal processing
4. Industrial automation and control systems
5. Communication equipment
6. Microcontroller-based projects

Detailed and Complete Alternative Models

1. SN74HC595: 8-bit parallel-in/serial-out shift register with similar features.
2. CD4015: Dual 4-stage static shift register with parallel/serial data entry and complementary outputs.
3. 74HC164: 8-bit serial-in/parallel-out shift register with asynchronous reset.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LS674DWG4 depending on specific requirements.

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