The M74HC595M1 is a high-speed CMOS 8-bit shift register with output latches and a storage register fabricated by STMicroelectronics. This integrated circuit is designed to interface with standard logic families and is widely used in the expansion of output ports in microcontroller applications, particularly when fewer pins are available on the microcontroller unit.

Key Features

• High-Speed Operation: The device is capable of high-speed operation, making it suitable for high-performance systems.
• 8-bit Serial-In, Parallel-Out Shift: The M74HC595M1 allows for serial input to be converted to parallel output, providing an efficient way to increase the number of output ports.
• Output Latches and Storage: With output latches and a storage register, the M74HC595M1 ensures that output remains stable during the shifting process.
• Multiple Device Cascading: Multiple M74HC595M1 devices can be cascaded with serial output to serial input connection, enabling the creation of extended shift registers.
• Low Power Consumption: The device features low power consumption, which is ideal for battery-operated applications.

Applications

The M74HC595M1 is versatile and can be used in a variety of applications, including:

• Microcontroller I/O port expansion
• LED displays and LED matrices
• Data acquisition systems
• Industrial controls
• Serial-to-parallel data conversion

Technical Specifications

• Supply Voltage: 2V to 6V
• Output Current: 6 mA
• Package: SO-16 (Small Outline package)
• Temperature Range: -55°C to 125°C

The M74HC595M1 from STMicroelectronics is a reliable and efficient solution for digital systems requiring additional outputs without the need for more pins on the microcontroller. Its ability to operate at high speeds and with low power consumption makes it an excellent choice for a wide range of applications.