CD74HCT597E

Product Overview

• Category: Integrated Circuit (IC)
• Use: Shift Register
• Characteristics: High-Speed, CMOS Logic, 8-Bit Serial-In/Parallel-Out
• Package: DIP (Dual In-line Package)
• Essence: The CD74HCT597E is a high-speed CMOS logic IC that functions as an 8-bit serial-in/parallel-out shift register. It is commonly used in digital systems for data storage and transfer.
• Packaging/Quantity: The CD74HCT597E is typically sold in tubes or trays, with quantities varying depending on the supplier.

Specifications

• Supply Voltage: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Input Voltage Levels: High: 2V to VCC, Low: 0V to 0.8V
• Output Voltage Levels: High: VCC - 0.5V, Low: 0.5V
• Maximum Clock Frequency: 25 MHz
• Number of Input/Output Pins: 16

Pin Configuration

The CD74HCT597E has a total of 16 pins, each serving a specific function:

1. SER (Serial Data Input)
2. SRCLK (Serial Clock Input)
3. RCLK (Register Clock Input)
4. OE (Output Enable Input)
5. MR (Master Reset Input)
6. QA-QH (Parallel Output Pins)
7. GND (Ground)
8. QH' (Serial Output Pin)
9. QH'' (Serial Output Pin)
10. VCC (Supply Voltage)

Functional Features

• Serial-to-Parallel Conversion: The CD74HCT597E can convert serial data into parallel output, allowing for efficient data transfer and storage.
• High-Speed Operation: With a maximum clock frequency of 25 MHz, this IC enables fast data processing in digital systems.
• CMOS Logic: The use of CMOS technology ensures low power consumption and compatibility with a wide range of devices.
• Output Enable Control: The OE pin allows the user to enable or disable the output, providing flexibility in system design.
• Master Reset Function: The MR pin resets the shift register to its initial state, facilitating system initialization.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Versatile serial-to-parallel conversion - Wide operating voltage range

Disadvantages: - Limited number of parallel output pins (8) - Sensitivity to electrostatic discharge (ESD)

Working Principles

The CD74HCT597E operates based on the principle of shifting data bits through a register. Serial data is inputted through the SER pin and shifted into the shift register on each rising edge of the SRCLK signal. The RCLK signal latches the data from the shift register into the parallel output registers. The output is then available on the QA-QH pins.

Application Field Plans

The CD74HCT597E finds applications in various digital systems, including but not limited to: - Data storage and retrieval systems - Serial-to-parallel data conversion modules - Communication equipment - Industrial automation systems - Microcontroller-based projects

Alternative Models

There are several alternative models available that offer similar functionality to the CD74HCT597E. Some popular alternatives include: - SN74HC595 - CD4094 - 74HC164 - 74LS164

These alternative models may have slight differences in specifications and pin configurations, so it is important to refer to their respective datasheets for detailed information.

In conclusion, the CD74HCT597E is a high-speed CMOS logic IC that serves as an 8-bit serial-in/parallel-out shift register. Its versatility, speed, and compatibility make it suitable for various digital applications.