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74AC257SJX PDF预览

74AC257SJX

更新时间: 2024-02-07 00:19:56
品牌 Logo 应用领域
飞兆/仙童 - FAIRCHILD 解复用器逻辑集成电路光电二极管
页数 文件大小 规格书
9页 100K
描述
2-Input Digital Multiplexer

74AC257SJX 技术参数

生命周期:Contact Manufacturer包装说明:TSSOP,
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.63Is Samacsys:N
系列:ACJESD-30 代码:R-PDSO-G16
长度:5 mm逻辑集成电路类型:MULTIPLEXER
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:125 °C最低工作温度:-55 °C
输出特性:3-STATE输出极性:TRUE
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
传播延迟(tpd):9 ns座面最大高度:1.2 mm
最大供电电压 (Vsup):6 V最小供电电压 (Vsup):2 V
标称供电电压 (Vsup):3.3 V表面贴装:YES
技术:CMOS温度等级:MILITARY
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:4.4 mm
Base Number Matches:1

74AC257SJX 数据手册

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November 1988  
Revised November 1999  
74AC257 74ACT257  
Quad 2-Input Multiplexer with 3-STATE Outputs  
General Description  
Features  
The AC/ACT257 is a quad 2-input multiplexer with 3-  
STATE outputs. Four bits of data from two sources can be  
selected using a Common Data Select input. The four out-  
puts present the selected data in true (noninverted) form.  
The outputs may be switched to a high impedance state by  
placing a logic HIGH on the common Output Enable (OE)  
input, allowing the outputs to interface directly with bus-ori-  
ented systems.  
ICC and IOZ reduced by 50%  
Multiplexer expansion by tying outputs together  
Noninverting 3-STATE outputs  
Outputs source/sink 24 mA  
ACT257 has TTL-compatible inputs  
Ordering Code:  
Order Number Package Number  
Package Description  
74AC257SC  
74AC257SJ  
M16A  
M16D  
MTC16  
N16E  
16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150Narrow Body  
16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide  
74AC257MTC  
74AC257PC  
74ACT257SC  
74ACT257SJ  
74ACT257MTC  
74ACT257PC  
16-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide  
16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300Wide  
16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150Narrow Body  
16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide  
M16A  
M16D  
MTC16  
N16E  
16-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide  
16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300Wide  
Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.  
Logic Symbols  
Connection Diagram  
IEEE/IEC  
Pin Descriptions  
Pin Names  
Description  
S
Common Data Select Input  
3-STATE Output Enable Input  
Data Inputs from Source 0  
Data Inputs from Source 1  
3-STATE Multiplexer Outputs  
OE  
I
0aI0d  
1aI1d  
I
ZaZd  
FACT is a trademark of Fairchild Semiconductor Corporation.  
© 1999 Fairchild Semiconductor Corporation  
DS009949  
www.fairchildsemi.com  

74AC257SJX 替代型号

型号 品牌 替代类型 描述 数据表
74AC257MTCX FAIRCHILD

完全替代

2-Input Digital Multiplexer
74AC257MTC FAIRCHILD

完全替代

Quad 2-Input Multiplexer with 3-STATE Outputs
MC74AC257DR2G ONSEMI

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Quad 2-Input Multiplexer 3-State Output, SOIC 16 LEAD, 2500-REEL

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