SN74LS02N Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The SN74LS02N is a quad 2-input positive-NOR gate IC from Texas Instruments in the LS (Low-power Schottky) TTL logic family, housed in a 14-pin DIP package. It contains four independent NOR gates each capable of 16-mA sink current for standard digital logic applications. Available from stock worldwide with competitive pricing.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SN74LS02N Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3974(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Quad 2-input NOR gate with four independent channels enables versatile negative logic and Boolean operations in a single package
- Low-power Schottky (LS) TTL technology balances speed and power consumption for reliable 5 V digital systems
- 16-mA output sink current capability compatible with standard TTL loads and LED driving applications
- 14-pin DIP through-hole package suits prototyping, educational labs, and legacy system maintenance
Applications
The SN74LS02N is commonly used in digital logic design for NOR-based logic functions, latch construction, and signal inversion in TTL-level systems. It is a standard building block for combinational logic circuits in embedded controllers, industrial PLCs, and educational prototyping platforms. Its through-hole DIP package makes it especially popular for breadboard prototyping and hand-soldered PCB assembly in repair and legacy system applications.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Family | LS |
| JESD-30 Code | R-PDIP-T14 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 15pF |
| Logic IC Type | NOR GATE |
| Max I(ol) | 0.016A |
| Number of Functions | 4 |
| Number of Inputs | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 5.4mA |
| Prop. Delay@Nom-Sup | 15ns |
| Propagation Delay (tpd) | 15ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 5.25V |
| Supply Voltage-Min (Vsup) | 4.75V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | TTL |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| ## SN74LS02N Alternates Showing results | Image |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia, Mexico |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74LS02N:
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Frequently Asked Questions
How many NOR gate channels does the SN74LS02N contain?
The SN74LS02N contains four independent 2-input positive-NOR gate channels in a single 14-pin DIP package, allowing it to perform four simultaneous NOR operations for efficient use of board space in logic circuit designs.
What logic family does the SN74LS02N belong to?
The SN74LS02N belongs to the 74LS (Low-power Schottky TTL) logic family, which offers a good balance between propagation speed and power consumption, operating at 5 V supply voltage and fully compatible with standard TTL logic levels.
What package does the SN74LS02N use?
The SN74LS02N is housed in a 14-pin PDIP (Plastic Dual In-Line Package), a through-hole package that is ideal for breadboard prototyping, hand soldering, and use in educational and legacy system repair scenarios.
What is the output sink current capability of the SN74LS02N?
Each NOR gate output of the SN74LS02N can sink up to 16 mA, making it compatible with standard TTL fan-out requirements and capable of directly driving LEDs or other low-current loads in indicator and control circuits.
What are typical applications for the SN74LS02N?
Typical applications include combinational logic design, NOR-based latch and flip-flop construction, signal inversion, address decoding, and bus logic in microprocessor-based systems, industrial controllers, and educational electronics projects.
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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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.9600 | $0.96 |
| 6+ | $0.8000 | $4.80 |
| 10+ | $0.7140 | $7.14 |
| 20+ | $0.5760 | $11.52 |
| 88+ | $0.4480 | $39.42 |
| 100000+ | $0.3974 | $39740.00 |
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