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Product details

Parameters

Technology Family HCS Function Multiplexer Configuration 8:1 Channels (#) 1 VCC (Min) (V) 2 VCC (Max) (V) 6 Input type Schmitt-Trigger Output type Push-Pull Data rate (Max) (Mbps) 80 ICC (Max) (uA) 2 Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode open-in-new Find other Encoders & decoders

Package | Pins | Size

SOIC (D) 16 59 mm² 9.9 x 6 TSSOP (PW) 16 22 mm² 5 x 4.4 open-in-new Find other Encoders & decoders

Features

  • 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

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Description

The SN74HCS251 is a data selector/multiplexer containing full binary decoding to select 1-of-8 data sources and features strobe-controlled complementary 3-state outputs.

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Technical documentation

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Type Title Date
* Datasheet SN74HCS251 8-to-1 Multiplexer with 3-State Outputs and Schmitt-Trigger Inputs datasheet Sep. 28, 2020

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Hardware development

EVALUATION BOARD Download
document-generic User guide
10
Description
This EVM is designed to support any logic device that has a D, DW, DB, NS, PW, P, N, or DGV package in a 14 to 24 pin count.
Features
  • Board design allows for versatility in evaluation
  • Supports a wide-range of logic devices

Design tools & simulation

SIMULATION MODEL Download
SCLM330.ZIP (249 KB) - IBIS Model

CAD/CAE symbols

Package Pins Download
SOIC (D) 16 View options
TSSOP (PW) 16 View options

Ordering & quality

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  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring

Support & training

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