SN7425NG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The SN7425NG4 is a dual 4-input NOR gate logic IC from Texas Instruments in the classic 7400 TTL series. It provides two independent NOR gate channels each with four inputs, operating from a standard 5V supply. Available in 14-pin DIP package, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SN7425NG4 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual independent 4-input NOR gate channels for versatile combinational logic implementation in a single package
- Classic TTL 7400 series compatibility ensures broad design reuse and interoperability with legacy and modern systems
- 14-pin DIP package provides easy prototyping and through-hole assembly for industrial and educational applications
Applications
The SN7425NG4 is used in digital logic systems requiring NOR-based combinational logic, including decoders, multiplexers, and control circuits in computing and industrial automation. Its dual 4-input NOR gates are well-suited for implementing sum-of-products logic functions and bus control circuitry. The through-hole DIP package makes it ideal for prototyping, repair work, and educational applications where breadboard access is needed.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN7425NG4:
Frequently Asked Questions
What logic function does the SN7425NG4 perform?
The SN7425NG4 contains two independent 4-input NOR gates. Each gate produces a low output only when all four inputs are low; any high input drives the output low, following standard NOR logic behavior for TTL-compatible 5V digital systems.
What package does the SN7425NG4 come in?
The SN7425NG4 is available in a 14-pin DIP (Dual In-Line Package), which supports through-hole mounting on PCBs and is also compatible with standard breadboards for rapid prototyping and circuit testing.
Is the SN7425NG4 compatible with other 7400-series TTL logic ICs?
Yes, the SN7425NG4 is part of the 7400 TTL logic family and is fully compatible with other standard TTL ICs in the series. It operates from a 5V supply and interfaces directly with other TTL and CMOS logic devices designed for 5V systems.
What are typical applications for the SN7425NG4?
Typical applications include combinational logic design, bus arbitration, control signal generation, and educational circuit demonstrations. The dual 4-input NOR gate configuration allows implementation of complex Boolean expressions within a single compact 14-pin DIP component.
Can the SN7425NG4 be used with modern microcontrollers?
The SN7425NG4 operates at TTL 5V logic levels. When interfacing with 3.3V microcontrollers, level shifting may be required. However, for 5V-tolerant microcontroller I/O pins or with appropriate interfacing, the SN7425NG4 integrates well into mixed-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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