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SN74LS240

Description
LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20
Categorysemiconductor    logic   
File Size71KB,8 Pages
ManufacturerON Semiconductor
Websitehttp://www.onsemi.cn
Download Datasheet Parametric Compare View All

SN74LS240 Overview

LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20

SN74LS240 Parametric

Parameter NameAttribute value
Number of functions2
Number of terminals20
Maximum operating temperature70 Cel
Minimum operating temperature0.0 Cel
Maximum supply/operating voltage5.25 V
Minimum supply/operating voltage4.75 V
Rated supply voltage5 V
Number of ports2
Processing package descriptionROHS COMPLIANT, plastic, DIP-20
Lead-freeYes
EU RoHS regulationsYes
China RoHS regulationsYes
stateACTIVE
CraftsmanshipTTL
packaging shapeRectangle
Package SizeIN-line
Terminal formTHROUGH-hole
Terminal spacing2.54 mm
terminal coatingNickel Palladium
Terminal locationpair
Packaging MaterialsPlastic/Epoxy
Temperature levelCOMMERCIAL
seriesLS
Output characteristics3-ST
Logic IC typedrive
Number of digits4
Output polarityTRUE
propagation delay TPD18 ns
SN74LS240 SN74LS244
Octal Buffer/Line Driver
with 3-State Outputs
The SN74LS240 and SN74LS244 are Octal Buffers and Line
Drivers designed to be employed as memory address drivers, clock
drivers and bus-oriented transmitters/receivers which provide
improved PC board density.
http://onsemi.com
Hysteresis at Inputs to Improve Noise Margins
3-State Outputs Drive Bus Lines or Buffer Memory Address
Registers
Input Clamp Diodes Limit High-Speed Termination Effects
GUARANTEED OPERATING RANGES
Symbol
V
CC
T
A
I
OH
Parameter
Supply Voltage
Operating Ambient
Temperature Range
Output Current – High
Min
4.75
0
Typ
5.0
25
Max
5.25
70
– 3.0
– 15
I
OL
Output Current – Low
24
Unit
V
°C
20
LOW
POWER
SCHOTTKY
mA
mA
mA
1
PLASTIC
N SUFFIX
CASE 738
20
1
SOIC
DW SUFFIX
CASE 751D
ORDERING INFORMATION
Device
SN74LS240N
SN74LS240DW
SN74LS244N
SN74LS244DW
Package
16 Pin DIP
16 Pin
16 Pin DIP
16 Pin
Shipping
1440 Units/Box
2500/Tape & Reel
1440 Units/Box
2500/Tape & Reel
©
Semiconductor Components Industries, LLC, 1999
1
December, 1999 – Rev. 6
Publication Order Number:
SN74LS240/D

SN74LS240 Related Products

SN74LS240 74LS240 74LS244 SN74LS244N SN74LS244DW SN74LS240N SN74LS240DW
Description LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20 LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20 LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20 LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20 LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 IC,BUFFER/DRIVER,DUAL,4-BIT,LS-TTL,DIP,20PIN,PLASTIC LS SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDSO20
Number of functions 2 2 2 - 2 2 2
Number of terminals 20 20 20 - 20 20 20
Maximum operating temperature 70 Cel 70 Cel 70 Cel - 70 °C 70 °C 70 °C
Number of ports 2 2 2 - 2 2 2
Terminal form THROUGH-hole THROUGH-hole THROUGH-hole - GULL WING THROUGH-HOLE GULL WING
Terminal location pair pair pair - DUAL DUAL DUAL
Temperature level COMMERCIAL COMMERCIAL COMMERCIAL - COMMERCIAL COMMERCIAL COMMERCIAL
series LS LS LS - LS LS LS
Output characteristics 3-ST 3-ST 3-ST - 3-STATE 3-STATE 3-STATE
Number of digits 4 4 4 - 4 4 4
Output polarity TRUE TRUE TRUE - TRUE INVERTED INVERTED
Is it Rohs certified? - - - incompatible incompatible incompatible incompatible
Maker - - - ON Semiconductor ON Semiconductor ON Semiconductor ON Semiconductor
Parts packaging code - - - DIP SOIC DIP SOIC
package instruction - - - DIP, DIP20,.3 PLASTIC, SOIC-20 PLASTIC, DIP-20 PLASTIC, SOIC-20
Contacts - - - 20 20 20 20
Reach Compliance Code - - - not_compliant not_compliant not_compliant not_compliant
Base Number Matches - - - 1 1 1 1
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Index Files: 653  74  1549  2138  1999  14  2  32  44  41 
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