型号 功能描述 生产厂家 企业 LOGO 操作

Quad 2-Input Multiplexer with 3-STATE Outputs

General Description The 74F257A 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 outputs present the selected data in true (non-inverted) form. The outputs may be switched to a high impedance state wi

Fairchild

仙童半导体

Quad 2-Input Multiplexer with 3-STATE Outputs

General Description The 74F257A 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 outputs present the selected data in true (non-inverted) form. The outputs may be switched to a high impedance state wi

Fairchild

仙童半导体

Quad 2-line to 1-line selector/multiplexer, non-inverting 3-State

DESCRIPTION The 74F257A has four identical 2-input multiplexers with 3-State outputs which select 4 bits of data from two sources uncer control of a common Select (S) input. The I0a inputs are selected when the common Select input is Low and the I1n inputs are selected when the common Select i

Philips

飞利浦

Quad 2-Input Multiplexer with 3-STATE Outputs

General Description The 74F257A 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 outputs present the selected data in true (non-inverted) form. The outputs may be switched to a high impedance state wi

Fairchild

仙童半导体

Quad 2-Input Multiplexer with TRI-STATE Outputs

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NSC

国半

更新时间:2025-12-28 8:40:01
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
NS
24+
SOP-16
3500
原装现货,可开13%税票
FAIRCHILD/仙童
22+
SOP
8000
原装正品支持实单
FAIRCHILD/仙童
2223+
SOP
26800
只做原装正品假一赔十为客户做到零风险
MOTOROLA/摩托罗拉
24+
DIP-16
349
大批量供应优势库存热卖
恩XP
2016+
DIP
3000
只做原装,假一罚十,公司可开17%增值税发票!
NSC
17+
SOP8
6200
100%原装正品现货
FS
24+
原厂封装
65250
支持样品,原装现货,提供技术支持!
FAIRCHILD/仙童
25+
SOP16
10000
全新原装现货库存
FAIRCHI
25+
SOP16
380
百分百原装正品 真实公司现货库存 本公司只做原装 可
nsc
25+
500000
行业低价,代理渠道

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