Overview
The Texas Instruments SN74F138NG4 is a 3-line to 8-line decoder/demultiplexer integrated circuit. Although this component is currently discontinued and no longer carried by some distributors, it remains a significant part of the 74F series logic family. This IC is designed to decode three binary inputs into eight mutually exclusive outputs, making it useful in various digital circuit applications.
Key Specifications
| Parameter | Value |
|---|---|
| Function | 3-line to 8-line decoder/demultiplexer |
| Package | 16-DIP (0.300, 7.62mm) |
| Mounting Type | Through Hole |
| Operating Temperature | 0°C to 70°C |
| Voltage - Supply | 4.5V to 5.5V |
| Logic Family | 74F |
| Number of Inputs | 3 |
| Number of Outputs | 8 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Decodes three binary inputs into eight mutually exclusive outputs.
- High-speed operation with typical propagation delay times of 10 ns.
- Full decoding of three binary inputs to eight outputs.
- Active-low enable inputs.
- High current drive capability (up to 20 mA at 5 V).
- ESD protection on all pins.
Applications
The SN74F138NG4 is suitable for a variety of digital circuit applications, including:
- Memory address decoding.
- Data routing and demultiplexing.
- Control logic in digital systems.
- Peripheral device control.
- General-purpose decoding and demultiplexing in digital circuits.
Q & A
- What is the primary function of the SN74F138NG4?
The primary function is to decode three binary inputs into eight mutually exclusive outputs. - What is the package type of the SN74F138NG4?
The package type is 16-DIP (0.300, 7.62mm). - What is the operating temperature range of the SN74F138NG4?
The operating temperature range is 0°C to 70°C. - What is the voltage supply range for the SN74F138NG4?
The voltage supply range is 4.5V to 5.5V. - Is the SN74F138NG4 still available for purchase?
No, it is currently discontinued and no longer carried by some distributors. - What logic family does the SN74F138NG4 belong to?
The SN74F138NG4 belongs to the 74F logic family. - How many inputs and outputs does the SN74F138NG4 have?
The SN74F138NG4 has three inputs and eight outputs. - What is the moisture sensitivity level (MSL) of the SN74F138NG4?
The MSL is 1 (Unlimited). - What are some common applications of the SN74F138NG4?
Common applications include memory address decoding, data routing and demultiplexing, control logic in digital systems, and peripheral device control. - What is the typical propagation delay time of the SN74F138NG4?
The typical propagation delay time is 10 ns.
