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SN54LS257B中文资料PDF规格书
SN54LS257B规格书详情
QUAD 2-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS
The LSTTL/MSI SN54/74LS257B and the SN54/74LS258B are Quad 2-Input Multiplexers with 3-state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (non-inverted) form. The outputs may be switched to a high impedance state with a HIGH on the common Output Enable (EO) Input, allowing the outputs to interface directly with bus oriented systems. It is fabricated with the Schottky barrier diode process for high speed and is com pletely compatible with all Motorola TTL families.
• Schottky Process For High Speed
• Multiplexer Expansion By Tying Outputs Together
• Non-Inverting 3-State Outputs
• Input Clamp Diodes Limit High Speed Termination Effects
• Special Circuitry Ensures Glitch Free Multiplexing
• ESD > 3500 Volts
产品属性
- 型号:
SN54LS257B
- 制造商:
Texas Instruments
- 功能描述:
Multiplexer 1-Element Bipolar 3-ST 8-IN 16-Pin CDIP Tube
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
TI |
CDIP|16 |
55200 |
16余年资质 绝对原盒原盘 更多数量 |
询价 | |||
TI |
2023+ |
CDIP |
5800 |
进口原装,现货热卖 |
询价 | ||
ADI |
23+ |
DIP16 |
8000 |
只做原装现货 |
询价 | ||
TI/德州仪器 |
23+ |
DIP16 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
MOT |
CDIP16 |
68500 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
TI |
21+ |
原厂原装 |
610880 |
本公司只售原装 支持实单 |
询价 | ||
TI |
2020+ |
原厂封装 |
6226 |
专营军工航天芯片,只做全新原装,价格超低! |
询价 | ||
TI |
23+ |
CDIP |
1520 |
绝对全新原装!优势供货渠道!特价!请放心订购! |
询价 | ||
TI |
22 |
DIP |
10061 |
3月31原装,微信报价 |
询价 | ||
TI德州仪器 |
22+ |
24000 |
原装正品现货,实单可谈,量大价优 |
询价 |