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SN74LS257BM PDF预览

SN74LS257BM

更新时间: 2024-09-30 15:52:19
品牌 Logo 应用领域
安森美 - ONSEMI 光电二极管输出元件逻辑集成电路
页数 文件大小 规格书
8页 75K
描述
LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, EIAJ, SOP-16

SN74LS257BM 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP16,.3
针数:16Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.61
系列:LSJESD-30 代码:R-PDSO-G16
JESD-609代码:e4长度:10.2 mm
逻辑集成电路类型:MULTIPLEXER最大I(ol):0.024 A
功能数量:4输入次数:2
输出次数:1端子数量:16
最高工作温度:70 °C最低工作温度:
输出特性:3-STATE输出极性:TRUE
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP16,.3封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
电源:5 V最大电源电流(ICC):19 mA
Prop。Delay @ Nom-Sup:21 ns传播延迟(tpd):15 ns
认证状态:Not Qualified座面最大高度:2.05 mm
子类别:Multiplexer/Demultiplexers最大供电电压 (Vsup):5.25 V
最小供电电压 (Vsup):4.75 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:TTL
温度等级:COMMERCIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:40
宽度:5.275 mmBase Number Matches:1

SN74LS257BM 数据手册

 浏览型号SN74LS257BM的Datasheet PDF文件第2页浏览型号SN74LS257BM的Datasheet PDF文件第3页浏览型号SN74LS257BM的Datasheet PDF文件第4页浏览型号SN74LS257BM的Datasheet PDF文件第5页浏览型号SN74LS257BM的Datasheet PDF文件第6页浏览型号SN74LS257BM的Datasheet PDF文件第7页 
SN74LS257B, SN74LS258B  
Quad 2-Input Multiplexer  
with 3-State Outputs  
The LSTTL/MSI SN74LS257B and the SN74LS258B 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  
http://onsemi.com  
common Output Enable (E ) Input, allowing the outputs to interface  
LOW  
POWER  
SCHOTTKY  
O
directly with bus oriented systems. It is fabricated with the Schottky  
barrier diode process for high speed and is completely compatible with  
all ON Semiconductor 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  
PLASTIC  
N SUFFIX  
CASE 648  
16  
1
SOIC  
D SUFFIX  
CASE 751B  
GUARANTEED OPERATING RANGES  
16  
Symbol  
Parameter  
Supply Voltage  
Min  
4.75  
0
Typ  
5.0  
25  
Max  
5.25  
70  
Unit  
V
1
V
CC  
T
A
Operating Ambient  
Temperature Range  
°C  
SOEIAJ  
M SUFFIX  
CASE 966  
I
Output Current – High  
Output Current – Low  
–2.6  
24  
mA  
mA  
OH  
16  
I
OL  
1
ORDERING INFORMATION  
Device  
Package  
16 Pin DIP  
SOIC–16  
SOIC–16  
SOEIAJ–16  
Shipping  
SN74LS257BN  
SN74LS257BD  
SN74LS257BDR2  
SN74LS257BM  
2000 Units/Box  
38 Units/Rail  
2500/Tape & Reel  
See Note 1  
SN74LS257BMEL SOEIAJ–16  
See Note 1  
SN74LS258BN  
SN74LS258BD  
SN74LS258BDR2  
SN74LS258BM  
16 Pin DIP  
SOIC–16  
SOIC–16  
SOEIAJ–16  
2000 Units/Box  
38 Units/Rail  
2500/Tape & Reel  
See Note 1  
SN74LS258BMEL SOEIAJ–16  
See Note 1  
1. For ordering information on the EIAJ version of  
the SOIC package, please contact your local  
ON Semiconductor representative.  
Semiconductor Components Industries, LLC, 2001  
1
Publication Order Number:  
October, 2001 – Rev. 7  
SN74LS257B/D  

SN74LS257BM 替代型号

型号 品牌 替代类型 描述 数据表
SN74LS257BMEL ONSEMI

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