MC54HC244AJ Freescale Semiconductor, Inc, MC54HC244AJ Datasheet

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MC54HC244AJ

Manufacturer Part Number
MC54HC244AJ
Description
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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MC54HC244AJ
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MC54HC244AJ
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Octal 3-State Noninverting
Buffer/Line Driver/
Line Receiver
High–Performance Silicon–Gate CMOS
inputs are compatible with standard CMOS outputs; with pullup resistors,
they are compatible with LSTTL outputs.
used with 3–state memory address drivers, clock drivers, and other
bus–oriented systems. The device has noninverting outputs and two
active–low output enables.
2/97
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
ENABLES
OUTPUT
Motorola, Inc. 1997
The MC54/74HC244A is identical in pinout to the LS244. The device
This octal noninverting buffer/line driver/line receiver is designed to be
The HC244A is similar in function to the HC240A and HC241A.
Output Drive Capability: 15 LSTTL Loads
Outputs Directly Interface to CMOS, NMOS, and TTL
Operating Voltage Range: 2 to 6 V
Low Input Current: 1 A
High Noise Immunity Characteristic of CMOS Devices
In Compliance with the Requirements Defined by JEDEC Standard
No. 7A
Chip Complexity: 136 FETs or 34 Equivalent Gates
INPUTS
DATA
ENABLE A
ENABLE B
A1
A2
A3
A4
B1
B2
B3
B4
2
4
6
8
11
13
15
17
1
19
LOGIC DIAGRAM
1
PIN 20 = V CC
PIN 10 = GND
18
16
14
12
9
7
5
3
YA1
YA2
YA3
YA4
YB1
YB2
YB3
YB4
NONINVERTING
OUTPUTS
REV 7
MC54/74HC244A
20
20
ENABLE A
20
20
20
1
1
Z = high impedance
MC54HCXXXAJ
MC74HCXXXAN
MC74HCXXXADW
MC74HCXXXASD
MC74HCXXXADT
Enable A,
Enable B
ORDERING INFORMATION
GND
YB3
1
YB4
YB2
YB1
1
1
A1
A2
A3
A4
PIN ASSIGNMENT
FUNCTION TABLE
H
L
L
Inputs
1
2
3
4
5
6
7
8
9
10
A, B
H
X
L
CERAMIC PACKAGE
PLASTIC PACKAGE
TSSOP PACKAGE
SSOP PACKAGE
SOIC PACKAGE
20
19
18
17
16
15
14
13
12
11
CASE 751D–04
CASE 940C–03
CASE 948E–02
CASE 732–03
CASE 738–03
Outputs
DW SUFFIX
YA, YB
SD SUFFIX
DT SUFFIX
N SUFFIX
J SUFFIX
Ceramic
Plastic
SOIC
SSOP
TSSOP
H
Z
V CC
ENABLE B
YA1
B4
YA2
B3
YA3
B2
YA4
B1
L

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MC54HC244AJ Summary of contents

Page 1

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Octal 3-State Noninverting Buffer/Line Driver/ Line Receiver High–Performance Silicon–Gate CMOS The MC54/74HC244A is identical in pinout to the LS244. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL ...

Page 2

MC54/74HC244A Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î MAXIMUM RATINGS* Î Î Î Î Î Î Î Î Î Î Î Î Î Î ...

Page 3

DC ELECTRICAL CHARACTERISTICS Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î ...

Page 4

MC54/74HC244A t r DATA INPUT 90% 50 10% t PLH 90% OUTPUT 50 10% t TLH Figure 1. TEST POINT OUTPUT DEVICE UNDER TEST * Includes all probe and jig capacitance ...

Page 5

DATA INPUT ENABLE A OR ENABLE B High–Speed CMOS Logic Data DL129 — Rev 6 LOGIC DETAIL TO THREE OTHER INVERTERS 5 MC54/74HC244A ONE OF 8 INVERTERS MOTOROLA ...

Page 6

MC54/74HC244A SEATING PLANE –A– –T– SEATING PLANE –A– –B– 20X 0.010 (0.25 ...

Page 7

K 20X REF 0.12 (0.005 L/2 L PIN IDENT A –V– 0.20 (0.008 0.076 (0.003) –T– SEATING PLANE 20X 0.10 (0.004) 0.15 (0.006 ...

Page 8

MC54/74HC244A Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out ...

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