Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

54LS257 Datasheet(PDF) 5 Page - Texas Instruments

Part No. 54LS257
Description  TRI-STATE(RM) Quad 2-Data Selectors/Multiplexers
Download  10 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

54LS257 Datasheet(HTML) 5 Page - Texas Instruments

  54LS257 Datasheet HTML 1Page - Texas Instruments 54LS257 Datasheet HTML 2Page - Texas Instruments 54LS257 Datasheet HTML 3Page - Texas Instruments 54LS257 Datasheet HTML 4Page - Texas Instruments 54LS257 Datasheet HTML 5Page - Texas Instruments 54LS257 Datasheet HTML 6Page - Texas Instruments 54LS257 Datasheet HTML 7Page - Texas Instruments 54LS257 Datasheet HTML 8Page - Texas Instruments 54LS257 Datasheet HTML 9Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 5 / 10 page
background image
’LS258B Electrical Characteristics
over recommended operating free air temperature range (unless otherwise noted) (Continued)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
(Note 1)
IIL
Low Level Input
VCC e Max
Select
b
08
mA
Current
VI e 04V
Other
b
04
IOZH
Off-State Output Current
VCC e Max VO e 27V
with High Level Output
VIH e Min VIL e Max
20
m
A
Voltage Applied
IOZL
Off-State Output Current
VCC e Max VO e 04V
with Low Level Output
VIH e Min VIL e Max
b
20
m
A
Voltage Applied
IOS
Short Circuit
VCC e Max
DM54
b
20
b
100
mA
Output Current
(Note 2)
DM74
b
20
b
100
ICCH
Supply Current with
VCC e Max (Note 3)
41
7
mA
Outputs High
ICCL
Supply Current with
VCC e Max (Note 3)
914
mA
Outputs Low
ICCZ
Supply Current with
VCC e Max (Note 3)
12
19
mA
Outputs Disabled
Note 1
All typicals are at VCC e 5V TA e 25 C
Note 2
Not more than one output should be shorted at a time and the duration should not exceed one second
Note 3
ICC is measured with all outputs open and all possible inputs grounded while achieving the stated output conditions
’LS258B 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 to
18
27
ns
Low to High Level Output
Output
tPHL
Propagation Delay Time
Data to
18
27
ns
High to Low Level Output
Output
tPLH
Propagation Delay Time
Select to
28
35
ns
Low to High Level Output
Output
tPHL
Propagation Delay Time
Select to
35
42
ns
High to Low Level Output
Output
tPZH
Output Enable Time
Output
15
27
ns
to High Level Output
Control to Y
tPZL
Output Enable Time
Output
28
38
ns
to Low Level Output
Control to Y
tPHZ
Output Disable Time from
Output
26
ns
High Level Output (Note 4)
Control to Y
tPLZ
Output Disable Time from
Output
25
ns
Low Level Output (Note 4)
Control to Y
Note 4
CL e 5 pF
4


Html Pages

1  2  3  4  5  6  7  8  9  10 


Datasheet Download

Go To PDF Page


Link URL




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

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   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