SN54S257数据手册TI中文资料规格书
SN54S257规格书详情
描述 Description
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.
特性 Features
• 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)
技术参数
- 制造商编号
：SN54S257
- 生产厂家
：TI
- Function
：Digital Multiplexer
- Configuration
：2:1
- Number of channels (#)
：4
- Operating temperature range (C)
：-55 to 125
- Rating
：Military
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI/德州仪器 |
24+ |
NA/ |
3260 |
原厂直销,现货供应,账期支持! |
询价 | ||
TI/德州仪器 |
24+ |
DIP16 |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
AMD |
24+ |
SOP16 |
12000 |
原装正品 有挂就有货 |
询价 | ||
TI |
24+ |
CDIP|16 |
279100 |
免费送样原盒原包现货一手渠道联系 |
询价 | ||
AMD |
23+ |
SOP16 |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
询价 | ||
原厂 |
NA |
8650 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
TI |
16+ |
CDIP |
10000 |
原装正品 |
询价 | ||
TI |
24+ |
DIP16 |
2987 |
只售原装自家现货!诚信经营!欢迎来电! |
询价 | ||
TI/TEXAS |
23+ |
原厂封装 |
8931 |
询价 | |||
TI/德州仪器 |
23+ |
CDIP16 |
9990 |
正规渠道,只有原装! |
询价 |
