Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF HTML

DM74LS293 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. DM74LS293
Description  4-Bit Binary Counter
Download  6 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
Logo 

DM74LS293 Datasheet(HTML) 3 Page - National Semiconductor (TI)

   
Zoom Inzoom in Zoom Outzoom out
 3 / 6 page
background image
Switching Characteristics at VCC e 5V and TA e 25 C (See Section 1 for Test Waveforms and Output Load)
From (Input)
RL e 2kX
Symbol
Parameter
To (Output)
CL e 15 pF
CL e 50 pF
Units
Min
Max
Min
Max
tMAX
Maximum Clock
A to QA
32
20
MHz
Frequency
BtoQB
16
10
tPLH
Propagation Delay Time
AtoQA
16
23
ns
Low to High Level Output
tPHL
Propagation Delay Time
AtoQA
18
30
ns
High to Low Level Output
tPLH
Propagation Delay Time
AtoQD
70
87
ns
Low to High Level Output
tPHL
Propagation Delay Time
AtoQD
70
93
ns
High to Low Level Output
tPLH
Propagation Delay Time
BtoQB
16
23
ns
Low to High Level Output
tPHL
Propagation Delay Time
BtoQB
21
35
ns
High to Low Level Output
tPLH
Propagation Delay Time
BtoQC
32
48
ns
Low to High Level Output
tPHL
Propagation Delay Time
BtoQC
35
53
ns
High to Low Level Output
tPLH
Propagation Delay Time
BtoQD
51
71
ns
Low to High Level Output
tPHL
Propagation Delay Time
BtoQD
51
71
ns
High to Low Level Output
tPHL
Propagation Delay Time
SET-0 to
40
53
ns
High to Low Level Output
Any Q
Note 1
CL e 15 pF RL e 2kX TA e 25 C and VCC e 5V
Note 2
CL e 50 pF RL e 2kX TA e 25 C and VCC e 5V
Note 3
All typicals are at VCC e 5V TA e 25 C
Note 4
Not more than one output should be shorted at a time and the duration should not exceed one second
Note 5
ICC is measured with all outputs open both RO inputs grounded following momentary connection to 45V and all other inputs grounded
Note 6
TA e 25 C and VCC e 5V
3


Html Pages

1  2  3  4  5  6 


Datasheet Download




Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Alldatasheet API   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn