参数资料
型号: SN74LS257BDRE4
厂商: TEXAS INSTRUMENTS INC
元件分类: 编、解码器及复用、解复用
英文描述: LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
封装: GREEN, PLASTIC, SOIC-16
文件页数: 4/21页
文件大小: 892K
代理商: SN74LS257BDRE4
TAPE AND REEL INFORMATION
*All dimensions are nominal
Device
Package
Type
Package
Drawing
Pins
SPQ
Reel
Diameter
(mm)
Reel
Width
W1 (mm)
A0 (mm)
B0 (mm)
K0 (mm)
P1
(mm)
W
(mm)
Pin1
Quadrant
SN74LS257BDR
SOIC
D
16
2500
330.0
16.4
6.5
10.3
2.1
8.0
16.0
Q1
SN74LS257BNSR
SO
NS
16
2000
330.0
16.4
8.2
10.5
2.5
12.0
16.0
Q1
SN74LS258BDR
SOIC
D
16
2500
330.0
16.4
6.5
10.3
2.1
8.0
16.0
Q1
SN74LS258BNSR
SO
NS
16
2000
330.0
16.4
8.2
10.5
2.5
12.0
16.0
Q1
PACKAGE MATERIALS INFORMATION
www.ti.com
19-Mar-2008
Pack Materials-Page 1
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相关代理商/技术参数
参数描述
SN74LS257BDRG4 功能描述:编码器、解码器、复用器和解复用器 Dual 4Ln To 1Ln Data Selector Multiplexer RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量(输入/输出):2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray
SN74LS257BJ 制造商:Motorola Inc 功能描述:LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDIP16
SN74LS257BJD 制造商:Motorola Inc 功能描述:
SN74LS257BM 制造商:Rochester Electronics LLC 功能描述:- Bulk
SN74LS257BMEL 制造商:Rochester Electronics LLC 功能描述:- Bulk