SN74HC259NIn StockTexas Instruments
SN74HC259N is an 8-bit addressable latch IC from Texas Instruments, featuring 1:8 demultiplexer followed by latch, 16-pin DIP package, 50pF load capacitance, and 5.2mA output current. From $0.43, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- SN74HC259N Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4284(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit addressable latch with 1:8 demultiplexer functionality for flexible data routing
- Low-power HC/UH logic family with 50pF load capacitance and 5.2mA max output current
- 16-pin DIP (R-PDIP-T16) package for easy through-hole PCB integration
- Supports 8 individual latch functions addressable via 3-bit address input
- Compliant with JESD-609 e4 standard, suitable for industrial and commercial applications
Applications
The SN74HC259N is widely used in data bus expansion and I/O port multiplexing applications within embedded systems and microcontroller designs. Its 1:8 demultiplexer-latch architecture makes it ideal for driving LED displays, relay banks, and other peripheral control circuits where a single address bus must control multiple outputs. It is also commonly found in programmable logic controllers (PLCs), industrial automation equipment, and legacy digital system designs requiring reliable 8-bit addressable latching.
Specifications
| YTEOL | 15 |
| Additional Feature | 1:8 DMUX FOLLOWED BY LATCH |
| Family | HC/UH |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | D LATCH |
| Max I(ol) | 0.0052A |
| Number of Bits | 8 |
| Number of Functions | 8 |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 28ns |
| Propagation Delay (tpd) | 165ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Trigger Type | LOW LEVEL |
| 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 SN74HC259N:
D Latch, HC Series, 8-Func, Low Level Triggered, 8-Bit, True Output, CMOS, PDSO16
D Latch, HC/UH Series, 8-Func, Low Level Triggered, 8-Bit, True Output, CMOS, PDSO16
Frequently Asked Questions
What is the SN74HC259N and what are its key specifications?
The SN74HC259N is an 8-bit addressable latch IC from Texas Instruments in the HC/UH logic family. It features a 1:8 demultiplexer followed by latch, supports 8 individually addressable latch functions, operates with a 50pF load capacitance, delivers up to 5.2mA output current (I_ol), and comes in a 16-pin DIP (R-PDIP-T16) package.
What are the typical applications for the SN74HC259N?
The SN74HC259N is commonly used in data bus expansion, I/O port multiplexing, LED display driving, relay bank control, and peripheral output latching in embedded systems. Its addressable latch design makes it suitable for microcontroller-based systems, industrial automation equipment, and programmable logic controllers where multiple outputs must be controlled via a shared address bus.
What package does the SN74HC259N come in, and are there compatible alternatives?
The SN74HC259N comes in a 16-pin through-hole DIP package (JESD-30 Code: R-PDIP-T16), making it easy to use on breadboards and through-hole PCBs. Compatible alternatives include the SN74HC259D (SOIC package) and SN74HC259PW (TSSOP package) from Texas Instruments, which offer the same 8-bit addressable latch functionality in smaller surface-mount footprints.
Where can I buy the SN74HC259N and what is the price?
The SN74HC259N is available for purchase starting at approximately $0.43 per unit. It is in stock at major distributors worldwide, with global shipping available. Bulk pricing discounts are typically offered for larger order quantities.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5355 | $0.54 |
| 10+ | $0.4284 | $4.28 |
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