sn74ls173d Freescale Semiconductor, Inc, sn74ls173d Datasheet - Page 2

• Manufacturer Part Number: sn74ls173d
• Description: 4-bit D-type Register With 3-state Outputs
• Manufacturer: Freescale Semiconductor, Inc

GUARANTEED OPERATING RANGES
LOGIC DIAGRAM
V CC
T A
I OH
I OL
Symbol
Supply Voltage
Operating Ambient Temperature Range
Output Current — High
Output Current — Low
V CC = PIN 16
GND = PIN 8
IE 1
IE 2
CP
MR
OE 1
OE 2
= PIN NUMBERS
10
15
9
7
1
2
When either OE 1 , or OE 2 are HIGH, the output is in the off state (High Impedance);
however this does not affect the contents or sequential operation of the register.
Parameter
MR
H
L
L
L
L
L
Q 0
Q
D 0
C P
3
14
CP
x
L
D
Q
FAST AND LS TTL DATA
SN54/74LS173A
TRUTH TABLE
IE 1
H
x
x
x
L
L
Q 1
5-317
D 1
4
13
D
IE 2
H
L
L
x
x
x
54
74
54
74
54
74
54
74
Q 2
D n
H
x
x
x
x
L
D 2
5
12
4.75
– 55
Min
4.5
0
D
Q n
Q n
Q n
Q n
H
L
L
Typ
5.0
5.0
25
25
Q 3
D 3
6
11
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
D
– 1.0
– 2.6
Max
5.25
125
5.5
70
12
24
Unit
mA
mA
V
C