MM74HCT164M

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 MM74HCT164M is a high-speed CMOS logic shift register that can be used to convert serial data into parallel output. It is commonly used in digital systems where data needs to be shifted and stored.
• Packaging/Quantity: The MM74HCT164M is available in a standard SOIC package and is typically sold in reels of 2500 units.

Specifications

• Number of Bits: 8
• Logic Family: HCT (High-Speed CMOS)
• Operating Voltage: 2V - 6V
• Maximum Clock Frequency: 25 MHz
• Input/Output Type: TTL Compatible
• Propagation Delay: 14 ns (typical)

Pin Configuration

The MM74HCT164M has a total of 14 pins. The pin configuration is as follows:

1. SER (Serial Data Input)
2. CLK (Clock Input)
3. GND (Ground)
4. QH' (Serial Output)
5. QH (Parallel Outputs)
6. DS (Serial Data Input)
7. MR (Master Reset)
8. VCC (Power Supply)

Functional Features

• Serial-to-Parallel Conversion: The MM74HCT164M can convert serial data into parallel output, allowing for efficient data storage and retrieval.
• High-Speed Operation: With a maximum clock frequency of 25 MHz, the MM74HCT164M can handle high-speed data transfer.
• TTL Compatibility: The input and output levels of the MM74HCT164M are compatible with TTL logic, making it easy to integrate into existing digital systems.
• Master Reset: The MR pin allows for a master reset of the shift register, clearing all stored data.

Advantages and Disadvantages

Advantages: - High-speed operation - TTL compatibility - Compact SOIC package - Easy integration into digital systems

Disadvantages: - Limited number of bits (8) - Requires an external clock signal

Working Principles

The MM74HCT164M operates based on the principle of serial-in/parallel-out shifting. When a clock pulse is applied to the CLK input, the data at the SER pin is shifted into the shift register. The shifted data can then be accessed in parallel form at the QH outputs. The MR pin can be used to clear the shift register and start fresh.

Application Field Plans

The MM74HCT164M can be used in various applications, including:

1. Data Communication Systems: Used for serial-to-parallel conversion in data transmission systems.
2. Display Drivers: Can be used to control multiple segments of a display.
3. Industrial Control Systems: Enables efficient data storage and retrieval in control systems.
4. Automotive Electronics: Used in automotive applications where data needs to be shifted and stored.

Alternative Models

If the MM74HCT164M is not available or suitable for a particular application, the following alternative models can be considered:

1. 74HC164: Similar functionality but operates at a higher voltage range (2V - 6V).
2. CD4015: Dual 4-bit static shift register with similar characteristics.
3. SN74LS164: 8-bit parallel-out shift register with TTL compatibility.

These alternative models offer similar functionality and can be used as substitutes for the MM74HCT164M in different applications.

In conclusion, the MM74HCT164M is a high-speed CMOS logic shift register that provides efficient serial-to-parallel conversion. With its compact package and TTL compatibility, it is widely used in various digital systems for data storage and retrieval.