STMicroelectronics M74HC164B1 - 8-bit Serial-In Parallel-Out Shift Register

The M74HC164B1 is a high-speed CMOS 8-bit serial-in parallel-out shift register designed and manufactured by STMicroelectronics. This integrated circuit is part of the HC family, which signifies that it combines silicon-gate CMOS technology with the functionality and speed of equivalent LSTTL circuits. The M74HC164B1 is ideal for applications requiring the conversion of serial data to parallel output formats in digital systems.

Key Features

• Logic Family: The device belongs to the HC family, ensuring compatibility with most CMOS and TTL logic levels.
• Operating Voltage Range: It operates at a wide range of voltages from 2V to 6V, providing versatility in different circuit environments and ensuring compatibility with both 5V and 3.3V logic levels.
• High-Speed Operation: The M74HC164B1 offers high-speed performance, which is crucial for applications requiring quick data processing and throughput.
• Low Power Consumption: Its CMOS technology ensures low power dissipation, making it suitable for power-sensitive applications.
• 8-bit Serial Input: The device receives serial input data, which can be shifted into the register on the rising edge of the clock signal.
• Parallel Output: After processing, the data is available in parallel format at the outputs, allowing for easy interfacing with other digital systems.
• Output Drive Capability: The M74HC164B1 can drive up to 10 LSTTL loads, providing sufficient current for most applications.
• Pin and Function Compatibility: This shift register is pin-to-pin compatible with standard 74LS164, allowing for easy upgrades in existing designs.

Applications

The versatility of the M74HC164B1 makes it suitable for a wide range of applications, including:

• Serial-to-parallel data conversion
• Remote control holding registers
• Sequential timing applications
• Interface circuitry
• Input/output expansion
• LED displays and indicators

With its robust design and compatibility with various logic families, the STMicroelectronics M74HC164B1 is an excellent choice for designers looking to implement efficient serial-to-parallel data conversion in their digital systems.