SN74LS11NS Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74LS11NS is a triple 3-input AND gate logic IC from Texas Instruments in the 74LS TTL family. It operates from a 5V supply with propagation delays of approximately 10ns and 4.75mA output sink current in a 14-pin SOP package. From $0.25 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SN74LS11NS Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Triple 3-input AND gate in 74LS low-power Schottky TTL family for fast and efficient logic design
- Standard 5V TTL supply operation with typical 10ns propagation delay for high-speed digital gating applications
- 14-pin small outline package enabling compact SMD PCB assembly while maintaining TTL logic compatibility
- Low quiescent power consumption inherent to LS Schottky technology compared to standard bipolar TTL
Applications
The SN74LS11NS is used in digital logic circuits requiring three-input AND gating, such as address decoding, enable signal generation, and combinational logic in microprocessor-based systems. It finds application in industrial control equipment, PLCs, and computing hardware where standard TTL voltage levels and reliable AND logic operations are needed. Its triple-gate configuration maximizes logic density per package, reducing component count and board space in designs needing multiple AND gates.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74LS11NS:
Frequently Asked Questions
What is the logic function of the SN74LS11NS?
The SN74LS11NS implements three independent 3-input AND gates, where the output is HIGH only when all three inputs are simultaneously HIGH, making it useful for address decoding, enable logic, and multi-condition control circuits.
What supply voltage does the SN74LS11NS require?
The SN74LS11NS operates from a standard 5V TTL supply voltage. It is compatible with the 74LS logic family, which tolerates supply voltages between 4.75V and 5.25V for proper logic level operation and noise margin.
What package type is the SN74LS11NS available in?
The SN74LS11NS is packaged in a 14-pin Small Outline (SOP/SOIC) surface-mount package, providing a compact SMD footprint suited for modern PCB assembly processes in consumer, industrial, and embedded electronics designs.
What is the propagation delay of the SN74LS11NS?
The SN74LS11NS has a typical propagation delay of approximately 10ns at 5V supply, which is characteristic of the 74LS Schottky TTL family, making it fast enough for most standard digital logic and microprocessor support circuits.
Can the SN74LS11NS be replaced with CMOS equivalents?
Yes, the SN74LS11NS can often be replaced with CMOS equivalents such as the 74HC11 or 74HCT11, which offer lower power consumption and wider supply voltage range while maintaining pin and function compatibility in most 5V digital logic designs.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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