CD74HCT259E

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage and Control
• Characteristics: High-Speed, CMOS Logic, 8-Bit Addressable Latch
• Package: DIP (Dual In-line Package)
• Essence: The CD74HCT259E is a high-speed CMOS logic IC that functions as an 8-bit addressable latch. It is commonly used for data storage and control purposes in various electronic applications.
• Packaging/Quantity: The CD74HCT259E is typically packaged in a DIP package and is available in different quantities depending on the supplier.

Specifications

The CD74HCT259E has the following specifications:

• Supply Voltage: 2V to 6V
• High-Level Input Voltage: 3.15V (min), 5.5V (max)
• Low-Level Input Voltage: 0.35V (min), 1.5V (max)
• High-Level Output Voltage: 4.4V (min), 5.2V (typ), 5.4V (max)
• Low-Level Output Voltage: 0.05V (min), 0.2V (typ), 0.55V (max)
• Operating Temperature Range: -55°C to +125°C

Detailed Pin Configuration

The CD74HCT259E has a total of 16 pins. The pin configuration is as follows:

1. GND (Ground)
2. A0 (Address Input 0)
3. A1 (Address Input 1)
4. A2 (Address Input 2)
5. A3 (Address Input 3)
6. A4 (Address Input 4)
7. A5 (Address Input 5)
8. A6 (Address Input 6)
9. A7 (Address Input 7)
10. OE (Output Enable)
11. MR (Master Reset)
12. D0 (Data Input 0)
13. D1 (Data Input 1)
14. D2 (Data Input 2)
15. D3 (Data Input 3)
16. Q (Output)

Functional Features

The CD74HCT259E offers the following functional features:

• 8-bit addressable latch with data inputs and outputs
• Output enable control for easy data storage and retrieval
• Master reset functionality to clear the latch contents
• High-speed operation suitable for time-critical applications
• CMOS logic design for low power consumption

Advantages and Disadvantages

Advantages of using the CD74HCT259E include:

• High-speed operation allows for efficient data handling
• Versatile addressable latch functionality for various applications
• Low power consumption due to CMOS logic design

Disadvantages of the CD74HCT259E include:

• Limited number of address inputs (8 bits)
• Availability may vary depending on suppliers

Working Principles

The CD74HCT259E operates based on the principles of CMOS logic. It functions as an addressable latch, allowing data to be stored and retrieved based on the input address. The output enable control and master reset features provide additional flexibility in managing the latch contents.

Detailed Application Field Plans

The CD74HCT259E can be used in a wide range of applications, including:

1. Microcontroller-based systems
2. Data storage and retrieval systems
3. Addressable memory units
4. Control systems requiring latch functionality
5. Digital signal processing circuits

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the CD74HCT259E are:

1. SN74HC259N
2. 74HC259D
3. CD54HCT259F3A

These models can be considered as alternatives based on their compatibility, specifications, and availability.

In conclusion, the CD74HCT259E is a high-speed CMOS logic IC that serves as an 8-bit addressable latch. It offers versatile functionality, low power consumption, and is suitable for various applications in data storage and control.