DM74AS873 datasheet(4/5 Pages) FAIRCHILD

部件名	DM74AS873

功能描述	Dual 4-Bit D-Type Transparent Latches with 3-STATE Outputs

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制造商	FAIRCHILD [Fairchild Semiconductor]

网页	http://www.fairchildsemi.com

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Switching Characteristics

over recommended operating free air temperature range. All typical values are measured at VCC = 5V, TA = 25°C.

Symbol

Parameter

Conditions

From

To

Min

Max

Units

tPLH

Propagation Delay Time

VCC = 4.5V to 5.5V

Data

Any Q

3

6.5

ns

LOW-to-HIGH Level Output

RL = 500Ω

tPHL

Propagation Delay Time

CL = 50 pF

Data

Any Q

3

6

ns

HIGH-to-LOW Level Output

tPLH

Propagation Delay Time

Enable

Any Q

6

11.5

ns

LOW-to-HIGH Level Output

tPHL

Propagation Delay Time

Enable

Any Q

4

7.5

ns

HIGH-to-LOW Level Output

tPZH

Output Enable Time

Output Control

Any Q

2

6.5

ns

to HIGH Level Output

tPZL

Output Enable Time

Output Control

Any Q

4

9.5

ns

to LOW Level Output

tPHZ

Output Disable Time

Output Control

Any Q

2

6.5

ns

from HIGH Level Output

tPLZ

Output Disable Time

Output Control

Any Q

2

7.5

ns

from LOW Level Output

tPHL

Propagation Delay Time

Clear

Any Q

3

8.5

ns

HIGH-to-LOW Level Output

类似零件编号 - DM74AS873

制造商	部件名	数据表	功能描述
Fairchild Semiconductor	DM74AS873	48Kb / 5P	Dual 4-Bit D-Type Transparent Latches
Fairchild Semiconductor	DM74AS873NT	48Kb / 5P	Dual 4-Bit D-Type Transparent Latches

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