Encyclopedia Entry: 74VHC164SJX

Product Overview

Category

The 74VHC164SJX belongs to the category of integrated circuits (ICs) and specifically falls under the family of shift registers.

Use

This IC is commonly used in digital electronics for serial-to-parallel data conversion. It can be employed in various applications where data needs to be shifted and stored in parallel form.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with both TTL and CMOS logic levels
• Compact size

Package

The 74VHC164SJX is available in a small outline integrated circuit (SOIC) package. This package type offers ease of handling and compatibility with automated assembly processes.

Essence

The essence of the 74VHC164SJX lies in its ability to efficiently convert serial data into parallel format, making it suitable for a wide range of digital applications.

Packaging/Quantity

The 74VHC164SJX is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100 MHz
• Number of Shift Register Stages: 8

Detailed Pin Configuration

The 74VHC164SJX has a total of 14 pins, each serving a specific function:

1. GND: Ground reference for the IC.
2. QH' (Pin 1): Serial data output.
3. SER (Pin 2): Serial data input.
4. QA (Pin 3): Parallel output A.
5. QB (Pin 4): Parallel output B.
6. QC (Pin 5): Parallel output C.
7. QD (Pin 6): Parallel output D.
8. QE (Pin 7): Parallel output E.
9. QF (Pin 8): Parallel output F.
10. QG (Pin 9): Parallel output G.
11. QH (Pin 10): Parallel output H.
12. MR (Pin 11): Master reset input.
13. CP (Pin 12): Clock input.
14. VCC: Positive supply voltage.

Functional Features

The 74VHC164SJX offers the following functional features:

1. Serial-to-parallel conversion: It can convert serial data into parallel format, allowing for efficient data processing.
2. High-speed operation: The IC operates at high clock frequencies, enabling rapid data transfer.
3. Compatibility with TTL and CMOS logic levels: It can interface with both TTL and CMOS logic families, providing versatility in system integration.
4. Low power consumption: The IC consumes minimal power, making it suitable for battery-powered applications.
5. Compact size: Its small form factor allows for space-efficient circuit design.

Advantages and Disadvantages

Advantages

• High-speed operation enables quick data processing.
• Wide operating voltage range provides flexibility in various applications.
• Compatibility with TTL and CMOS logic levels simplifies system integration.
• Low power consumption prolongs battery life in portable devices.
• Compact size allows for space-saving circuit designs.

Disadvantages

• Limited number of shift register stages (8) may not be sufficient for certain applications requiring larger data storage capacity.
• Sensitivity to electrostatic discharge (ESD) requires proper handling during assembly and usage.

Working Principles

The 74VHC164SJX operates based on the principle of serial-in, parallel-out (SIPO) shift registers. It receives serial data through the SER pin and shifts it through the register stages upon each clock pulse applied to the CP pin. The shifted data is then available in parallel form at the output pins QA to QH. The MR pin allows for a master reset, clearing the register to its initial state.

Detailed Application Field Plans

The 74VHC164SJX finds applications in various fields, including:

1. Data communication systems: Used for serial-to-parallel conversion in data transmission.
2. Display drivers: Enables efficient control of multiple display segments.
3. Industrial automation: Facilitates data processing and control in automated systems.
4. Automotive electronics: Utilized in vehicle control units for data manipulation.
5. Consumer electronics: Integrated into devices requiring efficient data handling, such as digital cameras and printers.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74VHC164SJX include:

1. SN74HC164N: A popular alternative