- 封装:16-SOIC(0.209",5.30mm 宽)
- RoHS:无铅 / 符合限制有害物质指令(RoHS)规范要求
- 包装方式:Digi-Reel®
- 参考价格:$0.4092-$0.95
更新日期:2024-04-01 00:04:00
产品简介:具有三态输出的四通道 2 线至 1 线数据选择器/多路复用器
查看详情- 封装:16-SOIC(0.209",5.30mm 宽)
- RoHS:无铅 / 符合限制有害物质指令(RoHS)规范要求
- 包装方式:Digi-Reel®
- 参考价格:$0.4092-$0.95
SN74LS257BNSR 供应商
- 公司
- 型号
- 品牌
- 封装/批号
- 数量
- 地区
- 日期
- 说明
- 询价
-
TI
-
原厂原装
22+ -
3288
-
上海市
-
-
-
一级代理原装
SN74LS257BNSR 中文资料属性参数
- 标准包装:1
- 类别:集成电路 (IC)
- 家庭:逻辑 - 信号开关,多路复用器,解码器
- 系列:74LS
- 类型:数据选择器/多路复用器
- 电路:4 x 2:1
- 独立电路:1
- 输出电流高,低:2.6mA,24mA
- 电压电源:单电源
- 电源电压:4.75 V ~ 5.25 V
- 工作温度:0°C ~ 70°C
- 安装类型:表面贴装
- 封装/外壳:16-SOIC(0.209",5.30mm 宽)
- 供应商设备封装:16-SO
- 包装:®
- 其它名称:296-29136-6
产品特性
- 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
产品概述
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.
SN74LS257BNSR 数据手册
数据手册 | 说明 | 数量 | 操作 |
---|---|---|---|
![]() |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS |
16 Pages页,662K | 查看 |
![]() |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS |
16 Pages页,662K | 查看 |
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