SN74LS259BNG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74LS259BNG4 is an 8-bit addressable latch from Texas Instruments housed in a 16-pin DIP package. It stores 1-bit data at any of 8 independently addressed latch positions using a 3-bit address input. Available with worldwide shipping, suitable for parallel-to-serial data buffering and I/O port expansion in TTL logic systems.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- SN74LS259BNG4 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SN74LS259BNG4?
- 8-bit addressable latch with 3-bit address select for individual bit-level data storage in TTL systems
- Clear input allows asynchronous reset of all 8 latch outputs to logic 0 in a single cycle
- 16-pin DIP through-hole package compatible with 5V TTL and LSTTL logic families
- Enable input supports multiplexed data loading from a shared bus to multiple latch ICs
What is SN74LS259BNG4 used for?
The SN74LS259BNG4 is used in digital systems for bit-addressable output port expansion, relay driver latching, and LED segment control where individual bit writes over a shared data bus are required. It suits legacy TTL-based industrial controllers, programmable logic testers, and microprocessor peripheral interfaces operating at 5V logic levels. Hobbyist retro-computing projects and educational digital logic labs also use the DIP-16 package for breadboard experiments with address-decoded latched outputs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Where can I find the SN74LS259BNG4 datasheet?
SN74LS259BNG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74LS259BNG4?
Compatible alternatives and drop-in replacements for SN74LS259BNG4:
D Latch, LS Series, 1-Func, Low Level Triggered, 1-Bit, True Output, TTL, PDIP16
Frequently Asked Questions
Which designs are a good fit for SN74LS259BNG4 from Texas Instruments?
SN74LS259BNG4 fits embedded electronics, industrial controls, instrumentation, and production repair builds that need 8-bit. Engineers should also check 16-pin and the manufacturer datasheet before releasing the final PCB, module, or power tree.
How should engineers review assembly risk for SN74LS259BNG4?
Use the listed Small Outline Packages information together with 16-pin when checking PCB footprint, thermal clearance, solder process, and second-source constraints for at least 1 approved production build.
What should procurement confirm before ordering SN74LS259BNG4?
Confirm lifecycle status, traceability, and lot availability, then compare the required 1-bit against the approved BOM so sourcing does not substitute an incompatible part during 1 purchasing cycle.
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Why Buy from FindMyChip
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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