Overview
The SN74LS03N is a quad 2-input positive-NAND gate integrated circuit produced by Texas Instruments. This device is part of the LS (Low Power Schottky) series, known for its reliable performance and low power consumption. The SN74LS03N features four independent 2-input NAND gates with open-collector outputs, which require pull-up resistors to function correctly. This configuration allows for the implementation of active-low wired-OR or active-high wired-AND functions. The device operates within a temperature range of 0°C to 70°C, making it suitable for a variety of commercial applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | PDIP (N), 14 pins |
| Operating Temperature Range | 0°C to 70°C |
| Supply Voltage (Nominal) | 5 V |
| Supply Voltage (Min/Max) | 4.75 V / 5.25 V |
| Number of Functions | 4 |
| Number of Inputs | 2 per gate |
| Output Characteristics | Open-Collector |
| Propagation Delay (tpd) | 28 ns to 32 ns |
| Power Supply Current (ICC) Max | 4.4 mA |
| Load Capacitance (CL) | 15.0 pF |
| RoHS Compliance | Yes |
| Package Body Material | Plastic/Epoxy |
| Terminal Finish | Nickel Palladium Gold |
Key Features
- Four independent 2-input NAND gates with open-collector outputs.
- Requires pull-up resistors for correct operation.
- Can be used to implement active-low wired-OR or active-high wired-AND functions.
- Low power consumption, part of the LS (Low Power Schottky) series.
- Dependable Texas Instruments quality and reliability.
- Available in various package options including plastic DIP, ceramic chip carriers, and flat packages.
- RoHS, REACH, and China RoHS compliant.
Applications
The SN74LS03N is versatile and can be used in a wide range of digital logic applications, including:
- Digital logic circuits requiring NAND gate functionality.
- Wired-OR and wired-AND logic implementations.
- Interface circuits where open-collector outputs are necessary.
- General-purpose digital switching and logic operations.
- Industrial control systems and automation.
- Consumer electronics and embedded systems.
Q & A
- What is the SN74LS03N?
The SN74LS03N is a quad 2-input positive-NAND gate integrated circuit produced by Texas Instruments.
- What is the operating temperature range of the SN74LS03N?
The operating temperature range is 0°C to 70°C.
- What type of outputs does the SN74LS03N have?
The SN74LS03N has open-collector outputs.
- Why are pull-up resistors required for the SN74LS03N?
Pull-up resistors are required to ensure the open-collector outputs function correctly.
- Is the SN74LS03N RoHS compliant?
- What is the typical propagation delay of the SN74LS03N?
The propagation delay is typically between 28 ns and 32 ns.
- How many NAND gates are included in the SN74LS03N?
The SN74LS03N includes four independent 2-input NAND gates.
- What is the maximum power supply current (ICC) for the SN74LS03N?
The maximum power supply current (ICC) is 4.4 mA.
- What package types are available for the SN74LS03N?
The SN74LS03N is available in PDIP (N) packages among others.
- Can the SN74LS03N be used for wired-OR and wired-AND functions?
