SN74LS423NS Texas Instruments In Stock
SN74LS423NS is a dual retriggerable monostable multivibrator IC by Texas Instruments, designed for pulse-width generation and timing applications. Key specs: 4.75V to 5.25V supply voltage, 16-pin SOIC package, programmable pulse width via external RC components. From $0.80, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SN74LS423NS?
- Dual retriggerable monostable multivibrators enable independent timing control in a single package
- Programmable output pulse width via external resistor and capacitor for flexible timing design
- Active-low and active-high trigger inputs provide versatile edge-triggered control options
- TTL-compatible LS-series technology balances low power with reliable switching performance
What is SN74LS423NS used for?
The SN74LS423NS is commonly used in digital timing circuits, pulse-width generation, and debouncing applications in microcontroller-based systems and industrial control equipment. Its dual retriggerable design is well-suited for generating precise delay signals in communication interfaces and event sequencing logic. The device is frequently found in legacy digital systems requiring stable monostable multivibrator functionality with standard TTL logic levels.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for SN74LS423NS?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How is SN74LS423NS used in timing circuits?
It is a dual retriggerable monostable multivibrator for pulse-width generation, operating from a 4.75V to 5.25V supply in logic timing designs.
Which package detail should be checked before PCB release?
Confirm the 16-pin SOIC package footprint against the layout and assembly drawings, especially when replacing another timing IC on an existing board.
What should buyers verify when sourcing this Texas Instruments device?
Buyers should align the 4.75V to 5.25V supply requirement with the target design and confirm the exact SN74LS423NS ordering code before procurement.
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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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