Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.COM

X  

SN74148N Datasheet(PDF) 9 Page - Texas Instruments

Part # SN74148N
Description  10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
Download  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

SN74148N Datasheet(HTML) 9 Page - Texas Instruments

Back Button SN74148N Datasheet HTML 5Page - Texas Instruments SN74148N Datasheet HTML 6Page - Texas Instruments SN74148N Datasheet HTML 7Page - Texas Instruments SN74148N Datasheet HTML 8Page - Texas Instruments SN74148N Datasheet HTML 9Page - Texas Instruments SN74148N Datasheet HTML 10Page - Texas Instruments SN74148N Datasheet HTML 11Page - Texas Instruments SN74148N Datasheet HTML 12Page - Texas Instruments SN74148N Datasheet HTML 13Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 9 / 24 page
background image
SN54147, SN54148, SN54LS147, SN54LS148
SN74147, SN74148 (TIM9907), SN74LS147, SN74LS148
10LINE TO 4LINE AND 8LINE TO 3LINE PRIORITY ENCODERS
SDLS053B − OCTOBER 1976 − REVISED MAY 2004
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
SN54148, SN74148 switching characteristics, VCC = 5 V, TA = 255C (see Figure 1)
PARAMETER†
FROM
(INPUT)
TO
(OUTPUT)
WAVEFORM
TEST
CONDITIONS
MIN
TYP
MAX
UNIT
tPLH
1–7
A0, A1, or A2
In-phase output
10
15
ns
tPHL
1–7
A0, A1, or A2
In-phase output
9
14
ns
tPLH
1–7
A0, A1, or A2
Out-of-phase output
13
19
ns
tPHL
1–7
A0, A1, or A2
Out-of-phase output
12
19
ns
tPLH
0–7
EO
Out-of-phase output
6
10
ns
tPHL
0–7
EO
Out-of-phase output
14
25
ns
tPLH
0–7
GS
In-phase output
CL = 15 pF,
18
30
ns
tPHL
0–7
GS
In-phase output
CL = 15 pF,
RL = 400 Ω
14
25
ns
tPLH
EI
A0, A1, or A2
In-phase output
RL = 400
10
15
ns
tPHL
EI
A0, A1, or A2
In-phase output
10
15
ns
tPLH
EI
GS
In-phase output
8
12
ns
tPHL
EI
GS
In-phase output
10
15
ns
tPLH
EI
EO
In-phase output
10
15
ns
tPHL
EI
EO
In-phase output
17
30
ns
† tPLH = propagation delay time, low-to-high-level output.
tPHL = propagation delay time, high-to-low-level output.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS†
SN54LS’
SN74LS’
UNIT
PARAMETER
TEST CONDITIONS†
MIN
TYP‡
MAX
MIN
TYP‡
MAX
UNIT
VIH
High-level input voltage
2
2
V
VIL
Low-level input voltage
0.7
0.8
V
VIK
Input clamp voltage
VCC = MIN,
II = −18 mA
−1.5
−1.5
V
VOH
High-level output voltage
VCC = MIN,
VIL = 0.8 V,
VIH = 2 V,
IOH = −400 µA
2.5
3.4
2.7
3.4
V
VOL
Low-level output voltage
VCC = MIN,
VIH = 2 V,
IOL = 4 mA
0.25
0.4
0.25
0.4
V
VOL
Low-level output voltage
CC
VIH = 2 V,
VIL = VIL MAX
IOL = 8 mA
0.35
0.5
V
II
Input current at
maximum input
’LS148 inputs 1–7
VCC = MAX,
VI = 7 V
0.2
0.2
mA
II
maximum input
voltage
All other inputs
VCC = MAX,
VI = 7 V
0.1
0.1
mA
IIH
High-level input
’LS148 inputs 1–7
VCC = MAX,
VI = 2.7 V
40
40
A
IIH
High-level input
current
All other inputs
VCC = MAX,
VI = 2.7 V
20
20
µA
IIL
Low-level input
’LS148 inputs 1–7
VCC = MAX,
VI = 0.4 V
−0.8
−0.8
mA
IIL
Low-level input
current
All other inputs
VCC = MAX,
VI = 0.4 V
−0.4
−0.4
mA
IOS
Short-circuit output current§
VCC = MAX
−20
−100
−20
−100
mA
ICC
Supply current
VCC = MAX
Condition 1
12
20
12
20
mA
ICC
Supply current
VCC = MAX
(See Note 6)
Condition 2
10
17
10
17
mA
† For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
‡ All typical values are at VCC = 5 V, TA = 25°C.
§ Not more than one output should be shorted at a time.
NOTE 6: For ’LS147, ICC (Condition 1) is measured with input 7 grounded, other inputs and outputs open; ICC (Condition 2) is measured with
all inputs and outputs open. For ’LS148, ICC (Condition 1) is measured with inputs 7 and EI grounded, other inputs and outputs open;
ICC (Condition 2) is measured with all inputs and outputs open.


Similar Part No. - SN74148N

ManufacturerPart #DatasheetDescription
logo
Texas Instruments
SN74148N TI-SN74148N Datasheet
177Kb / 22P
[Old version datasheet]   10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
SN74148N3 TI-SN74148N3 Datasheet
177Kb / 22P
[Old version datasheet]   10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
More results

Similar Description - SN74148N

ManufacturerPart #DatasheetDescription
logo
Motorola, Inc
SN54LS147 MOTOROLA-SN54LS147 Datasheet
231Kb / 7P
   10-LINE-TO-4-LINE AND 8-LINE-TO-3-LINE PRIORITY ENCODERS
logo
Texas Instruments
SN54147 TI-SN54147 Datasheet
177Kb / 22P
[Old version datasheet]   10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS
SN54LS148 TI-SN54LS148 Datasheet
556Kb / 20P
[Old version datasheet]   10 LINE TO 4 LINE AND 8 LINE TO 3 LINE PRIORITY ENCODERS
SN54147 TI1-SN54147_15 Datasheet
1Mb / 26P
[Old version datasheet]   10-LINE TO 4-LINE AND 8-LINE PRIORITY ENCODERS
SN54HC148 TI1-SN54HC148_15 Datasheet
1Mb / 19P
[Old version datasheet]   8-LINE TO 3-LINE PRIORITY ENCODERS
SN54HC148 TI-SN54HC148 Datasheet
585Kb / 17P
[Old version datasheet]   8-LINE TO 3-LINE PRIORITY ENCODERS
logo
Hitachi Semiconductor
HD74LS148 HITACHI-HD74LS148 Datasheet
70Kb / 6P
   8-line-to-3-line Octal Priority Encoders
logo
Texas Instruments
SN54LS348 TI-SN54LS348 Datasheet
192Kb / 5P
[Old version datasheet]   8-LINE TO 3-LINE PRIORITY ENCODERS WITH 3-STATE OUTPUTS
SN54LS348 TI-SN54LS348_06 Datasheet
586Kb / 13P
[Old version datasheet]   8-LINE TO 3-LINE PRIORITY ENCODERS WITH 3-STATE OUTPUTS
SN54LS348 TI1-SN54LS348_14 Datasheet
536Kb / 13P
[Old version datasheet]   8-LINE TO 3-LINE PRIORITY ENCODERS WITH 3-STATE OUTPUTS
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24


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
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com