Overview
The Texas Instruments CD74HC238PWR is a high-speed CMOS logic integrated circuit that functions as a 3-to-8 line decoder/demultiplexer. It is part of the 74HC family of CMOS logic ICs, which are known for their low power consumption and high operating speeds similar to LSTTL family devices. This component is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package) and is designed for surface mount applications. The CD74HC238PWR is versatile and can be used in various digital logic circuits, making it a valuable component in modern electronic designs.
Key Specifications
| Specification | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | CD74HC238PWR |
| Package Type | TSSOP-16 |
| Pin Count | 16 |
| Dimensions | 5 x 4.4 x 1.15 mm |
| Mounting Type | Surface Mount |
| Minimum Operating Supply Voltage | 2 V |
| Maximum Operating Supply Voltage | 6 V |
| Minimum Operating Temperature | -55 °C |
| Maximum Operating Temperature | +125 °C |
| Compatibility | Input CMOS, Output CMOS |
Key Features
- High-Speed CMOS Logic: The CD74HC238PWR operates at speeds similar to LSTTL family devices but with the low power consumption of standard CMOS integrated circuits.
- 3-to-8 Line Decoder/Demultiplexer: It can decode 3 input lines to 8 output lines, making it useful for various digital logic applications.
- Operating Voltage Range: The component can operate within a voltage range of 2 V to 6 V.
- Wide Temperature Range: It can operate from -55 °C to +125 °C, making it suitable for a variety of environmental conditions.
- Low Power Consumption: The use of silicon gate CMOS technology ensures low power consumption.
Applications
The CD74HC238PWR is widely used in various digital logic circuits, including but not limited to:
- Decoder Circuits: It can be used to decode binary data from a smaller number of input lines to a larger number of output lines.
- Demultiplexer Circuits: It can route one of several input signals to the output based on the select inputs.
- Digital Switching Circuits: It can be used in digital switching applications where multiple outputs need to be controlled based on a few input lines.
- Embedded Systems and Microcontrollers: It can be integrated into embedded systems and microcontroller projects that require decoding or demultiplexing functions.
Q & A
- What is the package type of the CD74HC238PWR? The CD74HC238PWR is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package).
- What is the operating voltage range of the CD74HC238PWR? The operating voltage range is from 2 V to 6 V.
- What is the temperature range for the CD74HC238PWR? The component can operate from -55 °C to +125 °C.
- What type of logic does the CD74HC238PWR use? It uses high-speed CMOS logic.
- What is the primary function of the CD74HC238PWR? It functions as a 3-to-8 line decoder/demultiplexer.
- Is the CD74HC238PWR suitable for surface mount applications? Yes, it is designed for surface mount applications.
- What are some common applications of the CD74HC238PWR? It is used in decoder circuits, demultiplexer circuits, digital switching circuits, and embedded systems.
- Is the CD74HC238PWR compatible with CMOS inputs and outputs? Yes, it is compatible with both CMOS inputs and outputs.
- Where can I find the datasheet for the CD74HC238PWR? The datasheet can be found on the official Texas Instruments website or through distributors like LCSC and RS Components.
- What are the dimensions of the CD74HC238PWR? The dimensions are 5 x 4.4 x 1.15 mm.
