Encyclopedia Entry: 74VHC595MTC

Product Overview

Category

The 74VHC595MTC belongs to the category of integrated circuits (ICs) and specifically falls under the family of shift registers.

Use

This IC is primarily used for serial-to-parallel data conversion and parallel-to-serial data conversion. It can also be employed in applications requiring data storage, such as LED matrix control, driving multiple LEDs, and controlling various digital devices.

Characteristics

• High-speed operation: The 74VHC595MTC offers fast data transfer rates, making it suitable for time-critical applications.
• Low power consumption: This IC is designed to operate efficiently with low power requirements.
• Wide operating voltage range: It can function within a voltage range of 2V to 5.5V, providing flexibility in different electronic systems.
• Output current capability: The 74VHC595MTC has the ability to drive high-current outputs, enabling it to directly control external devices.

Package

The 74VHC595MTC is available in a small-sized surface mount package known as TSSOP (Thin Shrink Small Outline Package). This package ensures easy integration into compact electronic designs.

Essence

The essence of the 74VHC595MTC lies in its ability to efficiently convert and store data, allowing for flexible control and manipulation of digital signals.

Packaging/Quantity

Typically, the 74VHC595MTC is supplied in reels or tubes, containing a quantity of 250 or 300 units per package.

Specifications

• Supply Voltage Range: 2V to 5.5V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Maximum Clock Frequency: 33 MHz
• Output Current: ±6 mA
• Number of Output Pins: 8

Detailed Pin Configuration

The 74VHC595MTC consists of 16 pins, each serving a specific function. The pin configuration is as follows:

1. Serial Data Input (DS)
2. Serial Data Output (QH')
3. Serial Clock Input (SHCP)
4. Storage Register Clock Input (STCP)
5. Master Reset Input (MR)
6. Output Enable Input (OE')
7. Q0 Output
8. Q1 Output
9. Q2 Output
10. Q3 Output
11. Q4 Output
12. Q5 Output
13. Q6 Output
14. Q7 Output
15. Ground (GND)
16. Positive Supply Voltage (VCC)

Functional Features

• Serial-to-parallel and parallel-to-serial data conversion: The 74VHC595MTC facilitates the conversion of serial data to parallel format and vice versa, enabling efficient data transfer between different systems.
• Data storage: It has an internal storage register that allows for temporary data retention, providing flexibility in controlling various digital devices.
• High-speed operation: This IC operates at high clock frequencies, ensuring rapid data processing and transmission.
• Output control: The output enable input (OE') allows for easy control of the output stage, enabling the user to disable or enable the outputs as required.

Advantages and Disadvantages

Advantages

• Fast data transfer rates facilitate time-critical applications.
• Low power consumption ensures energy efficiency.
• Wide operating voltage range provides compatibility with various electronic systems.
• High-current output capability enables direct control of external devices.

Disadvantages

• Limited number of output pins restricts the simultaneous control of multiple devices.
• Requires additional components for proper functionality, such as clock signals and power supply.

Working Principles

The 74VHC595MTC operates based on the principle of shifting data through its internal shift register. It receives serial data input (DS) and clock signals (SHCP) to shift the data bit by bit. The storage register clock input (STCP) allows the transferred data to be latched into the internal storage register. The parallel data stored in the register can then be accessed through the output pins (Q0-Q7).

Detailed Application Field Plans

The 74VHC595MTC finds applications in various fields, including:

1. LED Matrix Control: It can be used to control LED matrices, allowing for dynamic display patterns and animations.
2. Driving Multiple LEDs: This IC enables efficient control of multiple LEDs, making it suitable for applications like signage and lighting systems.
3. Digital Device Control: It can be employed to control various digital devices, such as motors, relays, and sensors, providing flexibility in automation and robotics.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74VHC595MTC include:

• SN74HC595N
• CD74HC595E
• MC74HC595AN
• 74HCT