型号 功能描述 生产厂家 企业 LOGO 操作

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 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-Input Multiplexer with TRI-STATE Outputs

文件:157 Kbytes Page:8 Pages

NSC

国半

更新时间:2025-11-3 10:20:01
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
24+
5000
公司存货
MOTOROLA/摩托罗拉
24+
S2
26970
郑重承诺只做原装进口现货
MOT
24+
SOP
17500
公司常备大量原装正品现货!量大价优!
PHI
24+
SO16
9600
原装现货,优势供应,支持实单!
SOP-16
23+
NA
15659
振宏微专业只做正品,假一罚百!
PHI
16+
8000
原装现货请来电咨询
MOT
23+
SOP
50000
全新原装正品现货,支持订货
MOT
24+
SOP
8000
新到现货,只做全新原装正品
NS/国半
23+
SOP14
50000
全新原装正品现货,支持订货
MOT
24+
SOP
5000
全新原装正品,现货销售

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