Overview
The SN74S38N is a quadruple 2-input positive-NAND buffer with open-collector outputs, produced by Texas Instruments. This integrated circuit is part of the 74S series, known for its high-speed performance and low power consumption. Although some variants of this series are obsolete, the SN74S38N remains active and is recommended for new designs. The device is available in various package types, including PDIP (Plastic Dual In-Line Package), which is the specific package for the SN74S38N.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | PDIP | |
| Number of Pins | 14 | |
| Operating Temperature Range | 0 to 70 | °C |
| Supply Voltage | 4.5 to 5.5 | V |
| Propagation Delay Time | Typically 5 ns | ns |
| Output Current (Sink) | Up to 20 mA | mA |
| RoHS Compliance | Yes | |
| Eco Plan | RoHS & Green |
Key Features
- Quadruple 2-input positive-NAND buffers with open-collector outputs.
- High-speed operation with propagation delay times as low as 5 ns.
- Open-collector outputs suitable for wired-OR applications.
- Operating temperature range from 0°C to 70°C.
- Supply voltage range from 4.5V to 5.5V.
- Available in PDIP package for ease of use in various applications.
- RoHS and Green compliant, ensuring environmental sustainability.
Applications
- High-speed digital circuits requiring low propagation delays.
- Wired-OR logic circuits where open-collector outputs are necessary.
- Industrial control systems that require reliable and fast logic operations.
- Automotive and aerospace applications where high reliability and temperature stability are crucial.
- General-purpose logic circuits in electronic devices.
Q & A
- What is the SN74S38N?
The SN74S38N is a quadruple 2-input positive-NAND buffer with open-collector outputs produced by Texas Instruments.
- What package types are available for the SN74S38N?
The SN74S38N is available in the PDIP (Plastic Dual In-Line Package) type.
- What is the operating temperature range of the SN74S38N?
The operating temperature range is from 0°C to 70°C.
- What is the typical propagation delay time of the SN74S38N?
The typical propagation delay time is around 5 ns.
- Is the SN74S38N RoHS compliant?
Yes, the SN74S38N is RoHS and Green compliant.
- What are the common applications of the SN74S38N?
Common applications include high-speed digital circuits, wired-OR logic circuits, industrial control systems, and general-purpose logic circuits.
- What is the supply voltage range for the SN74S38N?
The supply voltage range is from 4.5V to 5.5V.
- Can the SN74S38N be used in automotive applications?
Yes, it can be used in automotive and aerospace applications due to its high reliability and temperature stability.
- What is the significance of open-collector outputs in the SN74S38N?
Open-collector outputs are suitable for wired-OR applications, allowing multiple outputs to be connected together.
- Is the SN74S38N still in production?
Yes, the SN74S38N is still an active product and recommended for new designs.
