Manufacturer Part Number
SN74LS03NSR
Manufacturer
Texas Instruments
Introduction
The SN74LS03NSR is a quad 2-input NAND gate with open-collector outputs from Texas Instruments' 74LS series, typically used in various logic functions and signal processing tasks.
Product Features and Performance
Quad 2-input NAND gate configuration
Open collector outputs for wired-AND logic connections
Capable of driving up to 15 LSTTL loads
Low power consumption characteristic of 74LS series
High noise immunity
Typical tpd of 32ns at 5V and 15pF
Supplied in a small-outline integrated circuit package
Product Advantages
Highly cost-effective for complex logic circuit designs
Reliable performance due to standardized 74LS technology
Open collector feature allows for voltage level flexibility and interfacing with higher voltage systems
Key Technical Parameters
Logic Type: NAND Gate
Number of Circuits: 4
Number of Inputs: 2 per gate
Voltage Supply: 4.75V to 5.25V
Current Output High, Low: 250µA, 16mA
Max Propagation Delay: 32ns at 5V, 15pF
Operating Temperature: 0°C to 70°C
Quality and Safety Features
RoHS compliant for hazardous substance regulations
Standardized manufacturing for consistent quality
Compatibility
Compatible with TTL logic voltage levels
Suitable for various electronic assembly techniques, including wave and reflow soldering
Application Areas
Industrial control systems
Data processing
Consumer electronics
Logic signal amplification
Computing devices
Product Lifecycle
Status: Active
Low risk of discontinuation with continued manufacturer support
Standard product with available replacements
Reasons to Choose This Product
Provided by Texas Instruments, a reputable semiconductor manufacturer
Long-standing history of reliability in the 74LS product family
Excellent choice for cost-sensitive designs requiring logic gates
Easy to integrate with multiple electronic systems due to open collector outputs
Broad operating temperature range suitable for many environments
Good propagation delay characteristics for faster logic operations
Availability in convenient Tape & Reel packaging for automated assembly processes
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