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CBT3257AD

Quad 1-of-2 multiplexer/demultiplexer

The CBT3257A is a quad single-pole, dual-throw bus switch. The device features an output enable input (OE) and a select input (S). When OE is LOW the switch is enabled and the select input can be used to connect the nA terminals to either of the associated nB terminals.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
CBT3257AD CBT3257AD,118 935275888118 SOT109-1 Order product

Features and benefits

  • 5 Ω switch connection between two ports
  • Minimal propagation delay through the switch
  • Direct interface with TTL levels
  • Overvoltage tolerant control inputs to 5.5 V
  • Latch-up protection exceeds 100 mA per JEDEC standard JESD78 class II level A
  • ESD protection:
    • HBM JESD22-A114F exceeds 2000 V
    • MM JESD22-A115-A exceeds 200 V
    • CDM JESD22-C101E exceeds 1000 V
  • Multiple package options
  • Specified from -40 °C to +85 °C

Parametrics

Type numberProduct statusVCC (V)VPASS (V)Logic switching levelsRON (Ω)f(-3dB) (MHz)Nr of bitstpd (ns)Power dissipation considerationsTamb (°C)Rth(j-a) (K/W)Ψth(j-top) (K/W)Package name
CBT3257ADProduction4.5 - 5.53.9TTL730040.25very low-40~851159.2SO16

Package

Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
CBT3257ADCBT3257AD,118
( 9352 758 88118 ) 		ActiveCBT3257AD
SO16
(SOT109-1) 		SOT109-1SO-SOJ-REFLOW
SO-SOJ-WAVE
Reel 13" Q1/T1

The variants in the table below are discontinued. See the table Discontinuation information for more information.

Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
CBT3257ADCBT3257AD,112
( 9352 758 88112 ) 		Withdrawn / End-of-lifeCBT3257AD
SO16
(SOT109-1) 		SOT109-1SO-SOJ-REFLOW
SO-SOJ-WAVE
Bulk Pack

Discontinuation information

Type numberOrderable part numberOrdering codeLast time buy dateLast time delivery dateReplacement productStatusComments
CBT3257ADCBT3257AD,1129352758881122021-12-312022-06-30CBT3257ADVersion withdrawal

Environmental information

Type numberOrderable part numberChemical contentRoHSRHF-indicator
CBT3257ADCBT3257AD,118CBT3257AD

The variants in the table below are discontinued. See the table Discontinuation information for more information.

Type numberOrderable part numberChemical contentRoHSRHF-indicator
CBT3257ADCBT3257AD,112CBT3257AD
Quality and reliability disclaimer

Series

Documentation (7)

File nameTitleTypeDate
CBT3257AQuad 1-of-2 multiplexer/demultiplexerData sheet2021-07-29
AN90010Pin FMEA for CBT(D) familyApplication note2019-10-28
cbt3257aCBT3257A IBIS modelIBIS model2019-06-13
CBT3257AD_Nexperia_Product_ReliabilityCBT3257AD Nexperia Product ReliabilityQuality document2022-05-04
SO-SOJ-REFLOWFootprint for reflow solderingReflow soldering2009-10-08
SO-SOJ-WAVEFootprint for wave solderingWave soldering2009-10-08
WAVE_BG-BD-1Wave soldering profileWave soldering2021-09-08

Support

If you are in need of design/technical support, let us know and fill in the answer form, we'll get back to you shortly.

Models

File nameTitleTypeDate
cbt3257aCBT3257A IBIS modelIBIS model2019-06-13

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingPacking quantityBuy online
CBT3257ADCBT3257AD,118935275888118Reel 13" Q1/T1- Order product

Sample

As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store: https://extranet.nexperia.com.

Sample orders normally take 2-4 days for delivery.

If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples.