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SN54S257的基本参数
  • 制造厂商:TI
  • 产品类别:逻辑和电压转换
  • 技术类目:专用逻辑 IC - 数字多路复用器和编码器
  • 功能描述:四路 2 线路至 1 线路数据选择器/多路复用器
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SN54S257的产品详情:

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.

 

SN54S257的优势和特性:
  • 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)

SN54S257的参数(英文):
  • Technology Family
  • S
  • Function
  • Digital Multiplexer
  • Configuration
  • 2:1
  • Number of channels (#)
  • 4
  • Operating temperature range (C)
  • -55 to 125
  • Rating
  • Military
SN54S257具体的完整产品型号参数及价格(美元):

SN54S257的完整型号有:JM38510/07906BEA、JM38510/07906BFA、M38510/07906BEA、M38510/07906BFA、SN54S257J、SNJ54S257J、SNJ54S257W,以下是这些产品的关键参数及官网采购报价:

JM38510/07906BEA,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网JM38510/07906BEA的批量USD价格:30.482(1000+)

JM38510/07906BFA,工作温度:-55 to 125,封装:CFP (W)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网JM38510/07906BFA的批量USD价格:27.32(1000+)

M38510/07906BEA,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网M38510/07906BEA的批量USD价格:30.482(1000+)

M38510/07906BFA,工作温度:-55 to 125,封装:CFP (W)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网M38510/07906BFA的批量USD价格:27.32(1000+)

SN54S257J,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SN54S257J的批量USD价格:15.348(1000+)

SNJ54S257J,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SNJ54S257J的批量USD价格:13.872(1000+)

SNJ54S257W,工作温度:-55 to 125,封装:CFP (W)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SNJ54S257W的批量USD价格:20.368(1000+)

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SN54S257的评估套件:

JM38510/07906BEA,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网JM38510/07906BEA的批量USD价格:30.482(1000+)

JM38510/07906BFA,工作温度:-55 to 125,封装:CFP (W)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网JM38510/07906BFA的批量USD价格:27.32(1000+)

M38510/07906BEA,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网M38510/07906BEA的批量USD价格:30.482(1000+)

M38510/07906BFA,工作温度:-55 to 125,封装:CFP (W)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网M38510/07906BFA的批量USD价格:27.32(1000+)

SN54S257J,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SN54S257J的批量USD价格:15.348(1000+)

SNJ54S257J,工作温度:-55 to 125,封装:CDIP (J)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SNJ54S257J的批量USD价格:13.872(1000+)

SNJ54S257W,工作温度:-55 to 125,封装:CFP (W)-16,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SNJ54S257W的批量USD价格:20.368(1000+)

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