MM74HC595SJX

Product Overview

• Category: Integrated Circuit
• Use: Shift Register
• Characteristics: Serial-In, Parallel-Out; High-Speed Operation; Wide Operating Voltage Range
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The MM74HC595SJX is a 8-bit shift register with output latches. It can be used to expand the number of outputs in a microcontroller or other digital devices.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage: 2V to 6V
• Operating Temperature: -40°C to +85°C
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Maximum Clock Frequency: 25MHz
• Number of Outputs: 8

Pin Configuration

The MM74HC595SJX has a total of 16 pins. The pin configuration is as follows:

1. SER (Serial Data Input)
2. SRCLK (Shift Register Clock Input)
3. RCLK (Register Clock Input)
4. OE (Output Enable Input)
5. GND (Ground)
6. Q7' (Serial Output)
7. Q7 (Parallel Output)
8. DS (Data Serial Input)
9. ST_CP (Storage Register Clock Input)
10. SH_CP (Shift Register Clock Input)
11. MR (Master Reset Input)
12. VCC (Supply Voltage)
13. Q0 (Parallel Output)
14. Q1 (Parallel Output)
15. Q2 (Parallel Output)
16. Q3 (Parallel Output)

Functional Features

• Serial-in, parallel-out shift register operation
• Latched outputs for easy control
• High-speed operation up to 25MHz
• Wide operating voltage range allows compatibility with various systems
• Output enable input for power-saving mode

Advantages and Disadvantages

Advantages: - Allows expansion of output ports in microcontrollers - Easy to interface with digital devices - High-speed operation for quick data transfer - Latched outputs provide stability and control

Disadvantages: - Limited number of outputs (8) - Requires additional components for full functionality

Working Principles

The MM74HC595SJX is a shift register that operates in serial-in, parallel-out mode. It receives data serially through the SER pin and shifts it into the internal shift register on each rising edge of the SRCLK input. The data is then latched into the output register on the rising edge of the RCLK input.

The latched outputs (Q0-Q7) can be controlled by the microcontroller or other digital devices. The OE input allows the outputs to be enabled or disabled, providing power-saving capabilities.

Detailed Application Field Plans

The MM74HC595SJX can be used in various applications, including but not limited to:

1. LED Matrix Displays: Expand the number of output ports to drive multiple LEDs in a matrix configuration.
2. Seven-Segment Displays: Control multiple seven-segment displays using a limited number of microcontroller pins.
3. Motor Control: Use the outputs to control the direction and speed of motors in robotics or automation systems.
4. Data Multiplexing: Combine multiple data sources into a single output using the shift register's serial-in, parallel-out functionality.

Detailed and Complete Alternative Models

1. SN74HC595N: Similar 8-bit shift register with DIP package.
2. CD4094BE: 8-bit shift register with latch and tri-state outputs.
3. TPIC6B595: Power logic shift register with open-drain outputs.

These alternative models provide similar functionality and can be used as substitutes for the MM74HC595SJX in various applications.

Word count: 498 words