SN74HCS259

ACTIVE

8-bit addressable latches

Product details

Function Addressable Latch, Decoder, Demultiplexer Number of channels 1 Technology family HCS Input type Schmitt-Trigger Output type Push-Pull Data rate (max) (Mbps) 120 IOL (max) (mA) 7.8 IOH (max) (mA) -7.8 Features High speed (tpd 10- 50ns) Operating temperature range (°C) -40 to 125 Rating Catalog
Function Addressable Latch, Decoder, Demultiplexer Number of channels 1 Technology family HCS Input type Schmitt-Trigger Output type Push-Pull Data rate (max) (Mbps) 120 IOL (max) (mA) 7.8 IOH (max) (mA) -7.8 Features High speed (tpd 10- 50ns) Operating temperature range (°C) -40 to 125 Rating Catalog
TSSOP (PW) 16 32 mm² (5 mm × 6.4 mm) SOIC (D) 16 59.4 mm² (9.9 mm × 6 mm)
  • Wide operating voltage range: 2 V to 6 V
  • Schmitt-trigger inputs allow for slow or noisy input signals
  • Low power consumption
    • Typical ICC of 100 nA
    • Typical input leakage current of ±100 nA
  • ±7.8-mA output drive at 6 V
  • Extended ambient temperature range: –40°C to +125°C, TA
  • Wide operating voltage range: 2 V to 6 V
  • Schmitt-trigger inputs allow for slow or noisy input signals
  • Low power consumption
    • Typical ICC of 100 nA
    • Typical input leakage current of ±100 nA
  • ±7.8-mA output drive at 6 V
  • Extended ambient temperature range: –40°C to +125°C, TA

The SN74HCS259 8-bit addressable latches are designed for general-purpose storage applications in digital systems. Specific uses include working registers, serial-holding registers, and active-high decoders or demultiplexers. They are multifunctional devices capable of storing single-line data in eight addressable latches and being a 1-of-8 decoder or demultiplexer with active-high outputs.

The SN74HCS259 8-bit addressable latches are designed for general-purpose storage applications in digital systems. Specific uses include working registers, serial-holding registers, and active-high decoders or demultiplexers. They are multifunctional devices capable of storing single-line data in eight addressable latches and being a 1-of-8 decoder or demultiplexer with active-high outputs.

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Technical documentation

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* Data sheet SN74HCS259 8-Bit Addressable Latches with Schmitt-Trigger Inputs datasheet Sep 17, 2020
Application brief Using Linear Interpolation to Estimate Specification Values PDF | HTML Apr 13, 2026

Design & development

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Evaluation board

14-24-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin D, DB, DGV, DW, DYY, NS and PW packages

The 14-24-LOGIC-EVM evaluation module (EVM) is designed to support any logic device that is in a 14-pin to 24-pin D, DW, DB, NS, PW, DYY or DGV package,

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Simulation model

SN74HCS259 IBIS Model

SCLM320.ZIP (249 KB) - IBIS model
Supported products & hardware
Package Pins CAD symbols, footprints & 3D models
TSSOP (PW) 16 Ultra Librarian
SOIC (D) 16 Ultra Librarian

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