74LS244 Datasheet PDF - ON Semiconductor
Part Number | 74LS244 | |
Description | Octal Buffers and Line Drivers | |
Manufacturers | ON Semiconductor | |
Logo | ||
The 74LS240 and 74LS244 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. Features: 1. High-speed signal transfer makes it useful for fast signal processing. 2. Low power consumption makes it ideal for use in battery-powered devices. 3. Easy to use and requires minimal external components. 4. Multiple outputs make it suitable for use in a variety of applications. There is a preview and 74LS244 download ( pdf file ) link at the bottom of this page. Total 8 Pages |
Preview 1 page No Preview Available ! 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.
• 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
Parameter
Min Typ Max Unit
VCC Supply Voltage
TA Operating Ambient
Temperature Range
4.75 5.0 5.25
V
0 25 70 °C
IOH Output Current – High
– 3.0
– 15
mA
mA
IOL Output Current – Low
24 mA
http://onsemi.com
LOW
POWER
SCHOTTKY
20
1
PLASTIC
N SUFFIX
CASE 738
20
1
SOIC
DW SUFFIX
CASE 751D
ORDERING INFORMATION
Device
Package
Shipping
SN74LS240N 16 Pin DIP 1440 Units/Box
SN74LS240DW 16 Pin
2500/Tape & Reel
SN74LS244N 16 Pin DIP 1440 Units/Box
SN74LS244DW 16 Pin
2500/Tape & Reel
© Semiconductor Components Industries, LLC, 1999
December, 1999 – Rev. 6
1
Publication Order Number:
SN74LS240/D
|
|
–A–
20
1
–T–
SEATING
PLANE
E
GF
SN74LS240 SN74LS244
PACKAGE DIMENSIONS
N SUFFIX
PLASTIC PACKAGE
CASE 738–03
ISSUE E
11
B
10
C
K
N
D 20 PL
0.25 (0.010) M T A M
L
M
J 20 PL
0.25 (0.010) M
TBM
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION L TO CENTER OF LEAD WHEN
FORMED PARALLEL.
4. DIMENSION B DOES NOT INCLUDE MOLD
FLASH.
INCHES
MILLIMETERS
DIM MIN MAX MIN MAX
A 1.010 1.070 25.66 27.17
B 0.240 0.260 6.10 6.60
C 0.150 0.180 3.81 4.57
D 0.015 0.022 0.39 0.55
E 0.050 BSC
1.27 BSC
F 0.050 0.070 1.27 1.77
G 0.100 BSC
2.54 BSC
J 0.008 0.015 0.21 0.38
K 0.110 0.140 2.80 3.55
L 0.300 BSC
7.62 BSC
M 0_ 15_ 0_ 15_
N 0.020 0.040 0.51 1.01
http://onsemi.com
5
Preview 5 Page |
Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for 74LS244 electronic component. |
Information | Total 8 Pages | |
Link URL | [ Copy URL to Clipboard ] | |
Product Image and Detail view | 1. Octal Buffers and Line Driver [ Learn More ] | |
Download | [ 74LS244.PDF Datasheet ] |
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Featured Datasheets
Part Number | Description | MFRS |
74LS240 | The function is LOW POWER SCHOTTKY. ON Semiconductor | |
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