74LS68 ON Semiconductor, 74LS68 Datasheet

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74LS68

Manufacturer Part Number
74LS68
Description
LOW POWER SCHOTTKY
Manufacturer
ON Semiconductor
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
74LS688
Quantity:
129
SN74LS682 SN74LS684
SN74LS688
8-Bit Magnitude
Comparators
device types are designed to perform comparisons between two
eight-bit binary or BCD words. All device types provide P = Q outputs
and the LS682 and LS684 have P >Q outputs also.
has a 20 k pullup resistor on the Q inputs for analog or switch data.
GUARANTEED OPERATING RANGES
December, 1999 – Rev. 6
LS682
LS684
LS688
Symbol
The SN74LS682, 684, 688 are 8-bit magnitude comparators. These
The LS682, LS684 and LS688 are totem pole devices. The LS682
TYPE
Semiconductor Components Industries, LLC, 1999
V
I
I
T
OH
OL
CC
A
P = Q
Supply Voltage
Operating Ambient
Output Current – High
Output Current – Low
yes
yes
yes
Temperature Range
Parameter
P > Q
yes
yes
no
OUTPUT
ENABLE
yes
no
no
totem-pole
totem-pole
totem-pole
4.75
Min
CONFIGURATION
0
OUTPUT
Typ
5.0
25
– 0.4
Max
5.25
70
24
PULLUP
1
yes
no
no
Unit
mA
mA
V
C
SN74LS682N
SN74LS682DW
SN74LS684N
SN74LS684DW
SN74LS688N
SN74LS688DW
Device
ORDERING INFORMATION
20
http://onsemi.com
20
SCHOTTKY
1
16 Pin DIP
16 Pin DIP
16 Pin DIP
POWER
DW SUFFIX
CASE 751D
Package
CASE 738
N SUFFIX
PLASTIC
16 Pin
16 Pin
16 Pin
LOW
SOIC
1
Publication Order Number:
2500/Tape & Reel
2500/Tape & Reel
2500/Tape & Reel
1440 Units/Box
1440 Units/Box
1440 Units/Box
SN74LS682/D
Shipping

Related parts for 74LS68

74LS68 Summary of contents

Page 1

... SN74LS682 SN74LS684 SN74LS688 8-Bit Magnitude Comparators The SN74LS682, 684, 688 are 8-bit magnitude comparators. These device types are designed to perform comparisons between two eight-bit binary or BCD words. All device types provide outputs and the LS682 and LS684 have P >Q outputs also. ...

Page 2

... SN74LS682 SN74LS684 SN74LS688 CONNECTION DIAGRAMS (TOP VIEW SN74LS682/684 P> GND V P SN74LS688 ...

Page 3

... SN74LS682 SN74LS684 SN74LS688 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE Symbol Parameter V Input HIGH Voltage IH V Input LOW Voltage IL V Input Clamp Diode Voltage IK V Output HIGH Voltage Output LOW Voltage Output LOW Voltage Input HIGH Current LS682-Q Inputs IH Others LS682-Q Inputs ...

Page 4

... SN74LS682 SN74LS684 SN74LS688 (17) P7 (18) Q7 (15) P6 (16) Q6 (13) P5 (14) Q5 (11) P4 (12) Q4 (8) P3 (9) Q3 (6) P2 (7) Q2 (4) P1 (5) Q1 (2) P0 (3) Q0 SN74LS682 and LS684 LOGIC DIAGRAMS (17) P7 (18) Q7 (15) P6 (16) Q6 (19 (13) P5 (14) Q5 (11) P4 (12) Q4 (8) P3 (9) Q3 (6) P2 (7) Q2 (4) P1 (5) Q1 (1) (2) P > Q ...

Page 5

... SN74LS682 SN74LS684 SN74LS688 AC CHARACTERISTICS ( SN74LS682 Symbol Parameter t PLH Propagation Delay PHL t PLH Propagation Delay PHL t PLH Propagation Delay > PHL t PLH Propagation Delay > PHL SN74LS684 Symbol Parameter t PLH Propagation Delay ...

Page 6

... SN74LS682 SN74LS684 SN74LS688 –A– –T– SEATING PLANE 0.25 (0.010) PACKAGE DIMENSIONS N SUFFIX PLASTIC PACKAGE CASE 738–03 ISSUE 0.25 (0.010 http://onsemi.com 6 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. ...

Page 7

... SN74LS682 SN74LS684 SN74LS688 PACKAGE DIMENSIONS PLASTIC SOIC PACKAGE 20X 0. SEATING PLANE e 18X SUFFIX CASE 751D–05 ISSUE F q NOTES: 1. DIMENSIONS ARE IN MILLIMETERS. 2. INTERPRET DIMENSIONS AND TOLERANCES PER ASME Y14.5M, 1994. 3. DIMENSIONS D AND E DO NOT INCLUDE MOLD PROTRUSION ...

Page 8

... SN74LS682 SN74LS684 SN74LS688 ON Semiconductor and are trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. “ ...

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