CD74HCT164EG4

Product Overview

• Category: Integrated Circuit
• Use: Shift Register
• Characteristics: High-Speed, CMOS Logic, 8-Bit Serial-In/Parallel-Out
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The CD74HCT164EG4 is a high-speed CMOS logic integrated circuit that functions as an 8-bit serial-in/parallel-out shift register.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Logic Family: HCT
• Number of Bits: 8
• Input Type: Serial
• Output Type: Parallel
• Clock Frequency: Up to 25 MHz
• Supply Voltage: 2V to 6V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The CD74HCT164EG4 has a total of 14 pins. The pin configuration is as follows:

1. SER (Serial Data Input)
2. QH' (Serial Output)
3. GND (Ground)
4. A (Parallel Data Input)
5. B (Parallel Data Input)
6. C (Parallel Data Input)
7. D (Parallel Data Input)
8. E (Parallel Data Input)
9. F (Parallel Data Input)
10. G (Parallel Data Input)
11. H (Parallel Data Input)
12. VCC (Positive Power Supply)
13. MR (Master Reset)
14. QH (Parallel Output)

Functional Features

• High-speed operation allows for efficient data transfer.
• CMOS logic ensures low power consumption.
• 8-bit serial-in/parallel-out functionality enables flexible data handling.
• Master reset (MR) input allows for clearing the register.
• Wide operating voltage range provides versatility in different applications.

Advantages and Disadvantages

Advantages

• High-speed operation enables quick data processing.
• CMOS logic ensures low power consumption, making it suitable for battery-powered devices.
• 8-bit serial-in/parallel-out functionality allows for flexible data manipulation.
• Wide operating voltage range provides compatibility with various systems.

Disadvantages

• Limited number of bits (8) may not be sufficient for certain applications requiring larger data storage.
• Lack of built-in error detection or correction mechanisms.

Working Principles

The CD74HCT164EG4 is a shift register that stores and transfers data in a serial-in/parallel-out manner. It consists of eight flip-flops connected in series, forming a chain. The serial data input (SER) is shifted through the flip-flops upon each clock pulse. The parallel data output (QH) reflects the state of the last flip-flop in the chain.

Detailed Application Field Plans

The CD74HCT164EG4 can be used in various applications, including but not limited to:

1. Data communication systems
2. Industrial automation
3. LED matrix displays
4. Serial-to-parallel data conversion
5. Control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the CD74HCT164EG4 are:

1. SN74HC595 - 8-Bit Shift Register with Output Latches
2. CD4015B - Dual 4-Stage Static Shift Register
3. 74HC165 - 8-Bit Parallel-In/Serial-Out Shift Register
4. CD4021B - 8-Stage Static Shift Register

These alternative models provide options with varying features and specifications, allowing users to choose the most suitable one for their specific requirements.

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