Overview
The SN74LVC138ADBR, produced by Texas Instruments, is a high-performance 3-line to 8-line decoder/demultiplexer designed for applications requiring minimal propagation delay. This active component is part of the 74LVC series and is housed in a TSSOP-16 package, making it suitable for surface-mount technology (SMT) applications. It operates within a voltage range of 1.65V to 3.6V and is ideal for use in high-speed memory systems and data routing applications. Its unique selling points include its low propagation delay, high output current capability, and compatibility with both 3.3V and 5V systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Circuit Configuration | 1 x 3:8 | - | Independent circuit |
| Output Current | 24mA, 24mA | mA | High and low output |
| Supply Voltage | 1.65 - 3.6 | V | Single supply |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Storage Temperature | -65 to 150 | °C | Wide range |
| Package | TSSOP-16 | - | 5.00 x 4.40mm |
| Mounting Type | SMT | - | Surface Mount Technology |
| Moisture Sensitivity Level (MSL) | 1 | - | Unlimited floor life |
| Lead-Free | Yes | - | RoHS compliant |
Key Features
- Low propagation delay for high-speed applications
- High output current drive capability
- Compatible with 3.3V and 5V systems
- Schmitt-trigger inputs for noise immunity
- Multiple enable inputs for easy expansion
Applications
The SN74LVC138ADBR is widely used in various fields such as industrial automation, consumer electronics, and automotive electronics. In industrial automation, it is utilized for efficient data routing and control signal decoding. In consumer electronics, it finds applications in high-speed memory systems and signal multiplexing. In automotive electronics, its robust performance and reliability make it suitable for critical control systems.
Q & A
What is the operating voltage range of the SN74LVC138ADBR?
The operating voltage range is 1.65V to 3.6V.
What is the output current capability of this decoder?
The output current capability is 24mA for both high and low outputs.
What is the significance of the multiple enable inputs?
Multiple enable inputs allow for easy expansion to larger decoder configurations.
Is the SN74LVC138ADBR lead-free?
Yes, it is lead-free and RoHS compliant.
What is the package type of this component?
It is housed in a TSSOP-16 package.
What is the storage temperature range?
The storage temperature range is -65°C to 150°C.
Can this decoder be used in automotive applications?
Yes, its robust performance makes it suitable for automotive electronics.
What is the propagation delay of this decoder?
It features a low propagation delay, ideal for high-speed applications.
Is this component compatible with 5V systems?
Yes, it is compatible with both 3.3V and 5V systems.
What is the moisture sensitivity level (MSL) of the SN74LVC138ADBR?
The MSL is 1, indicating unlimited floor life.
