Overview
The 74HC138DB,118 is a 3-to-8 line decoder/demultiplexer integrated circuit produced by Nexperia USA Inc. This component is part of the 74HC and 74HCT family of logic ICs, known for their high speed and low power consumption. The 74HC138 is particularly useful in applications where a single input needs to be decoded into multiple outputs, making it a versatile component in digital circuit design.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74HC138DB,118 |
| Package | SSOP16 (SOT403-1) |
| Logic Family | 74HC |
| Logic Type | Decoder/Demultiplexer |
| Number of Inputs | 3 |
| Number of Outputs | 8 |
| Output Type | Inverting |
| Operating Temperature Range | -40°C to 125°C |
| Voltage Range | 2.0 V to 6.0 V |
| Supply Current | Typically 80 μA (at Vcc = 5 V) |
| Propagation Delay | Typically 15 ns (at Vcc = 5 V) |
Key Features
- High-speed CMOS logic
- Low power consumption
- 3-to-8 line decoder/demultiplexer functionality
- Inverting outputs
- Wide operating temperature range: -40°C to 125°C
- Compatible with TTL inputs
- Available in SSOP16 (SOT403-1) package
Applications
The 74HC138DB,118 is suitable for various digital circuit applications, including:
- Digital decoding and demultiplexing in communication systems
- Memory address decoding in microprocessor systems
- Display drivers and LED drivers
- Automotive and industrial control systems
- General-purpose digital logic circuits
Q & A
- What is the primary function of the 74HC138DB,118?
The primary function is to act as a 3-to-8 line decoder/demultiplexer. - What is the operating temperature range of the 74HC138DB,118?
The operating temperature range is -40°C to 125°C. - What type of package is the 74HC138DB,118 available in?
The component is available in an SSOP16 (SOT403-1) package. - Is the 74HC138DB,118 compatible with TTL inputs?
Yes, it is compatible with TTL inputs. - What is the typical supply current of the 74HC138DB,118 at Vcc = 5 V?
The typical supply current is 80 μA. - What is the typical propagation delay of the 74HC138DB,118 at Vcc = 5 V?
The typical propagation delay is 15 ns. - What are some common applications of the 74HC138DB,118?
Common applications include digital decoding and demultiplexing in communication systems, memory address decoding, display drivers, and automotive and industrial control systems. - Is the 74HC138DB,118 RoHS compliant?
Yes, the component is RoHS compliant. - What is the logic family of the 74HC138DB,118?
The logic family is 74HC. - Are there any specific handling precautions for the 74HC138DB,118?
Yes, it should be handled with ESD protection to prevent damage.
