DM54LS253 datasheet(3/6 Pages) NSC

部件名	DM54LS253

功能描述	TRI-STATE Data Selectors/Multiplexers

PDF	6 Pages

Scroll/Zoom	100%

制造商	NSC [National Semiconductor (TI)]

网页	http://www.national.com

标志

3 / 6 page

Switching Characteristics at VCC e 5V and TA e 25 C (See Section 1 for Test Waveforms and Output Load)

From (Input)

RL e 667X

Symbol

Parameter

To (Output)

CL e 45 pF

CL e 150 pF

Units

Min

Max

Min

Max

tPLH

Propagation Delay Time

Data

Low to High Level Output

to Y

tPHL

Propagation Delay Time

Data

High to Low Level Output

to Y

tPLH

Propagation Delay Time

Select

Low to High Level Output

to Y

tPHL

Propagation Delay Time

Select

High to Low Level Output

to Y

tPZH

Output Enable Time

Output

to High Level Output

Control to Y

tPZL

Output Enable Time

Output

to Low Level Output

Control to Y

tPHZ

Output Disable Time

Output

from High Level Output (Note 1)

Control to Y

tPLZ

Output Disable Time

Output

from Low Level Output (Note 1)

Control to Y

Note 1

CL e 5 pF

Logic Diagram

TLF6416 – 2

DM54LS253 数据表(PDF) 3 Page - National Semiconductor (TI)

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