Description
The SN74LVC138ADR is a 16-pin Single In-Line (SOIC) signal switch manufactured by Texas Instruments (TI). It's an encoder/decoder/multiplexer that operates from a voltage range of 1.65V to 3.6V, with input acceptance up to 5.5V. The device offers fast switching times, with a maximum propagation delay (tpd) of 5.8ns at 3.3V.
The SN74LVC138ADR is designed for use in portable electronics and other applications that require low power consumption and high performance. It provides reliable signal integrity and latch-up protection, making it suitable for harsh environments.
Features
The SN74LVC138ADR features:
- Operates from 1.65V to 3.6V
- Inputs accept voltages up to 5.5V
- Max propagation delay (tpd) of 5.8ns at 3.3V
- Typical output low voltage (VOLP) <0.8V and output high voltage (VOHV) >2V at 3.3V and 25°C
- Latch-up performance exceeds 250mA per JESD 17
These features make it suitable for use in digital systems that require low power consumption, fast switching times, and reliable operation over a wide range of supply voltages.
Package
The package type of SN74LVC138ADR is SOIC (D)-16.
Manufacturer
The manufacturer of the SN74LVC138ADR is Texas Instruments (TI), a multinational semiconductor company that designs, manufactures, and tests semiconductors and other electronic components.
Applications
The SN74LVC138ADR is a 24-bit universal bus switch that can be used in various applications such as:
- Data acquisition systems
- Industrial control systems
- Medical devices
- Telecommunications equipment
- Automotive electronics
It's suitable for high-speed data transfer and switching between multiple buses or devices.
Equivalent
The equivalent products of SN74LVC138ADR are:
- CD54HC138
- CD74HC138
- MC10HV138
- 74ACT138
- 74FCT138
These products have similar functions, pinouts, and specifications to the SN74LVC138ADR.
Specifications
| Technology family |
LVC |
Number of channels |
1 |
| Operating temperature range (°C) |
-40 to 85 |
Rating |
Catalog |
| Supply current (max) (µA) |
10 |
Package/Case |
SOIC (D)-16 |
SN74LVC138ADR FAQs
1.Q: What are related alternative parts to the SN74LVC138ADR?
A: Alternatives include:
2.Q: Is the SN74LVC138ADR compliant with industry standards?
A: Yes, it is RoHS compliant and follows standard CMOS logic specifications (JEDEC, ECCN EAR99). Not automotive-grade (PPAP/automotive = No).
3.Q: What is the package type and dimensions of the SN74LVC138ADR?
A: It comes in a 16-pin SOIC (R-PDSO-G16) package:
4.Q: What are the recommended operating conditions for the SN74LVC138ADR?
A: Recommended conditions:
5.Q: What are the absolute maximum ratings for the SN74LVC138ADR?
A: Absolute max ratings include:
6.Q: What are typical applications for the SN74LVC138ADR?
A: It’s used in:
7.Q: What are the key features of the SN74LVC138ADR decoder/demultiplexer?
A: Key features include:
8.Q: What is the pinout configuration of the Texas Instruments SN74LVC138ADR decoder?
A: The SN74LVC138ADR is a 16-pin SOIC device with pins for 3 address inputs (A0-A2), 3 enable inputs (E1, E2, E3), 8 inverted outputs (Y0-Y7), VCC (1.65V–3.6V), and GND. Refer to the datasheet for the detailed pinout diagram.
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