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PDF MC74AC244 Data sheet ( Hoja de datos )
| Número de pieza | MC74AC244 | |
| Descripción | Octal Buffer/Line Driver | |
| Fabricantes | ON Semiconductor | |
| Logotipo |  |
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MC74AC244, MC74ACT244
Octal Buffer/Line Driver
with 3-State Outputs
The MC74AC244/74ACT244 is an octal buffer and line driver
designed to be employed as a memory address driver, clock driver and
bus oriented transmitter/receiver which provides improved PC board
density.
Features
• 3−State Outputs Drive Bus Lines or Buffer Memory Address
Registers
• Outputs Source/Sink 24 mA
• ′ACT244 Has TTL Compatible Inputs
• These are Pb−Free Devices
VCC OE2
20 19 18 17 16 15 14 13 12 11
www.onsemi.com
SOIC−20W
DW SUFFIX
CASE 751D
1
TSSOP−20
DT SUFFIX
CASE 948E
1
1 2 3 4 5 6 7 8 9 10
OE1 GND
Pinout: 20−Lead Packages Conductors (Top View)
TRUTH TABLE
Inputs
Outputs
OE1 D (Pins 12, 14, 16, 18)
LL
L
LH
H
HX
Z
NOTE:
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
TRUTH TABLE
Inputs
Outputs
OE2 D
LL
LH
HX
(Pins 3, 5, 7, 9)
L
H
Z
NOTE:
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 5 of this data sheet.
DEVICE MARKING INFORMATION
See general marking information in the device marking
section on page 5 of this data sheet.
© Semiconductor Components Industries, LLC, 2015
February, 2015 − Rev. 8
1
Publication Order Number:
MC74AC244/D
1 page  
MC74AC244, MC74ACT244
ORDERING INFORMATION
Device
Package
Shipping†
MC74AC244DWG
38 Units / Rail
MC74AC244DWR2G
MC74ACT244DWG
SOIC−20
(Pb−Free)
1000 / Tape & Reel
38 Units / Rail
MC74ACT244DWR2G
1000 / Tape & Reel
MC74AC244DTR2G
MC74ACT244DTR2G
TSSOP−20
(Pb−Free)
2500 / Tape & Reel
2500 / Tape & Reel
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
MARKING DIAGRAMS
SOIC−20W
20
AC244
AWLYYWWG
1
TSSOP−20
20
AC
244
ALYWG
G
1
20
ACT244
AWLYYWWG
1
20
ACT
244
ALYWG
G
1
A = Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
G or G = Pb−Free Package
(Note: Microdot may be in either location)
www.onsemi.com
5
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet MC74AC244.PDF ] | |
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