MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
8-Input NOR/OR Gate
High–Performance Silicon–Gate CMOS
The MC74HC4078 is similar to the CD4078B metal–gate CMOS device.
The device inputs are compatible with standard CMOS outputs; with pullup
resistors, they are compatible with LSTTL outputs.
•
•
•
•
•
•
Output Drive Capability: 10 LSTTL Loads
Outputs Directly Interface to CMOS, NMOS, and TTL
Operating Voltage Range: 2 to 6 V
Low Input Current: 1
µA
High Noise Immunity Characteristic of CMOS Devices
In Compliance with the Requirements Defined by JEDEC Standard
No. 7A
•
Chip Complexity: 30 FETs or 7.5 Equivalent Gates
MC74HC4078
N SUFFIX
PLASTIC PACKAGE
CASE 646–06
1
14
14
1
D SUFFIX
SOIC PACKAGE
CASE 751A–03
ORDERING INFORMATION
MC74HCXXXXN
MC74HCXXXXD
Plastic
SOIC
LOGIC DIAGRAM
2
3
4
5
9
10
11
12
PIN ASSIGNMENT
X
13
1
A
Y
X
B
C
D
NC
1
2
3
4
5
6
7
14
13
12
11
10
9
8
VCC
Y
H
G
F
E
NC
A
B
C
D
E
F
G
H
Y=A+B+C+D+E+F+G+H
X=A+B+C+D+E+F+G+H
PIN 14 = VCC
PIN 7 = GND
PINS 6, 8 = NO CONNECTION
GND
NC = NO CONNECTION
FUNCTION TABLE
Outputs
Inputs A through H
All Inputs L
All Other Combinations
Y
H
L
X
L
H
10/95
©
Motorola, Inc. 1995
1
REV 6
MOTOROLA [ MOTOROLA, INC ]
