제품 상세 정보

Technology family S Function Digital Multiplexer Configuration 2:1 Number of channels 4 Operating temperature range (°C) -55 to 125 Rating Military
Technology family S Function Digital Multiplexer Configuration 2:1 Number of channels 4 Operating temperature range (°C) -55 to 125 Rating Military
CDIP (J) 16 135.3552 mm² 19.56 x 6.92 CFP (W) 16 69.319 mm² 10.3 x 6.73
  • Three-State Outputs Interface Directly with System Bus
  • 'LS257B and 'LS258B Offer Three Times the Sink-Current Capability of the Original 'LS257 and 'LS258
  • Same Pin Assignments as SN54LS157, SN74LS157, SN54S157, SN74S157, and SN54LS158, SN74LS158, SN54S158, SN74S158
  • Provides Bus Interface from Multiple Sources in High-Performance Systems

Off state (worst case)

 

  • Three-State Outputs Interface Directly with System Bus
  • 'LS257B and 'LS258B Offer Three Times the Sink-Current Capability of the Original 'LS257 and 'LS258
  • Same Pin Assignments as SN54LS157, SN74LS157, SN54S157, SN74S157, and SN54LS158, SN74LS158, SN54S158, SN74S158
  • Provides Bus Interface from Multiple Sources in High-Performance Systems

Off state (worst case)

 

These devices are designed to multiplex signals from four-bit data sources to four-output data lines in bus-organized systems. The 3-state outputs will not load the data lines when the output control pin (G\) is at a high-logic level.

Series 54LS and 54S are characterized for operation over the full military temperature range of -55°C to 125°C; Series 74LS and 74S are characterized for operation from 0°C to 70°C.

 

These devices are designed to multiplex signals from four-bit data sources to four-output data lines in bus-organized systems. The 3-state outputs will not load the data lines when the output control pin (G\) is at a high-logic level.

Series 54LS and 54S are characterized for operation over the full military temperature range of -55°C to 125°C; Series 74LS and 74S are characterized for operation from 0°C to 70°C.

 

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기술 자료

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8개 모두 보기
유형 직함 날짜
* Data sheet Quadruple 2-Line To 1-Line Data Selectors/Multiplexers datasheet 1988/03/01
Selection guide Logic Guide (Rev. AB) 2017/06/12
Application note Understanding and Interpreting Standard-Logic Data Sheets (Rev. C) 2015/12/02
User guide LOGIC Pocket Data Book (Rev. B) 2007/01/16
Application note Semiconductor Packing Material Electrostatic Discharge (ESD) Protection 2004/07/08
Application note Designing With Logic (Rev. C) 1997/06/01
Application note Input and Output Characteristics of Digital Integrated Circuits 1996/10/01
Application note Live Insertion 1996/10/01

설계 및 개발

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패키지 CAD 기호, 풋프린트 및 3D 모델
CDIP (J) 16 Ultra Librarian
CFP (W) 16 Ultra Librarian

주문 및 품질

포함된 정보:
  • RoHS
  • REACH
  • 디바이스 마킹
  • 납 마감/볼 재질
  • MSL 등급/피크 리플로우
  • MTBF/FIT 예측
  • 물질 성분
  • 인증 요약
  • 지속적인 신뢰성 모니터링
포함된 정보:
  • 팹 위치
  • 조립 위치

지원 및 교육

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