74HC259D,653

The 74HC259D,653 is a high-speed CMOS (Complementary Metal-Oxide-Semiconductor) device produced by Nexperia, designed primarily as an 8-bit addressable latch. This integrated circuit is part of the 74HC family, which is known for its high-speed performance and low power consumption, making it suitable for a variety of digital applications.

Key Features:

1. Functionality: The 74HC259D is an 8-bit latch that can store 8 bits of data. It features an addressable input, allowing users to select which of the 8 bits to read or write. This makes it useful for applications requiring temporary data storage or manipulation.

2. Pin Configuration: The device typically comes in a 20-pin Dual In-line Package (DIP) or surface-mount package. The pins are arranged in two rows, with each pin serving a specific function, including data inputs, output enable, latch enable, and address selection.

3. Operating Voltage: The 74HC259D operates over a wide voltage range, typically from 2V to 6V, making it compatible with various logic levels. This flexibility allows it to be used in both low-voltage and standard voltage applications.

4. Speed: The device is designed for high-speed operation, with typical propagation delays in the nanosecond range, which is essential for applications requiring fast data processing.

5. Power Consumption: As a CMOS device, the 74HC259D boasts low static power consumption, which is advantageous for battery-operated devices and energy-efficient designs.

6. Logic Levels: The device is compatible with standard TTL (Transistor-Transistor Logic) levels, ensuring it can interface with a wide range of digital circuits.

7. Temperature Range: The operational temperature range is typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

8. Applications: Common applications for the 74HC259D include data storage, digital signal processing, microcontroller interfacing, and any application requiring temporary data holding or manipulation.

Electrical Characteristics:

• Input Voltage Levels: The device recognizes high and low logic levels based on the supply voltage, ensuring reliable operation in various environments.
• Output Drive Capability: The outputs can drive standard TTL loads, making it versatile for interfacing with other digital components.

Summary:

The 74HC259D,653 from Nexperia is a versatile and efficient 8-bit addressable latch that combines high-speed performance with low power consumption. Its wide operating voltage range, compatibility with TTL logic levels, and robust design make it an ideal choice for a variety of digital applications, from consumer electronics to industrial systems. Whether used in data storage, signal processing, or microcontroller interfacing, the 74HC259D is a reliable component for modern electronic designs.