SN74LS299 Motorola, SN74LS299 Datasheet - Page 2

• Manufacturer Part Number: SN74LS299
• Description: 8-BIT SHIFT/STORAGE REGISTER WITH 3-STATE OUTPUTS
• Manufacturer: Motorola

GUARANTEED OPERATING RANGES
V CC
T A
I OH
I OL
I OH
I OL
Symbol
OE
OE
DS
MR
Q
CLOCK
0
1
2
0
12
8
9
2
3
S
11
1
19
Supply Voltage
Operating Ambient Temperature Range
Output Current — High
Output Current — Low
Output Current — High
Output Current — Low
S
0
1
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
MR
CLR
H
H
H
H
H
H
H
H
L
L
L
L
L
I/O
D
Q
CK
7
0
S 1
H
H
H
H
X
X
L
X
L
L
L
L
L
CLR
I/O
S 0
X
X
H
X
H
H
H
D
L
L
L
L
L
L
Q
Parameter
1
CK
13
OE 1
H
X
X
X
X
X
H
X
INPUTS
L
L
L
L
L
Q 0 , Q 7
Q 0 , Q 7
Q 0 , Q 7
I/O 0 – I/O 7
I/O 0 – I/O 7
I/O 0 – I/O 7
I/O 0 – I/O 7
CLR
I/O
D
OE 2
Q
2
CK
X
H
X
X
X
X
X
H
L
L
L
L
L
6
FAST AND LS TTL DATA
SN54/74LS299
CP
X
X
X
X
X
X
X
X
FUNCTION TABLE
LOGIC DIAGRAM
CLR
I/O
D
Q
CK
3
14
DS 0
X
X
X
X
X
D
D
X
X
X
X
X
X
5-480
DS 7
X
X
X
X
X
X
X
D
D
X
X
X
X
CLR
I/O
D
Q
CK
4
5
54, 74
Asynchronous Reset; Q 0 = Q 7 = LOW
Asynchronous Reset; Q 0 = Q 7 = LOW
I/O Voltage Undetermined
I/O Voltage Undetermined
I/O Voltage Undetermined
Asynchronous Reset; Q 0 = Q 7 = LOW
I/O Voltage LOW
Shift Right; D Q 0 ; Q 0 Q 1 ; etc.
Shift Right; D Q 0 & I/O 0 ; Q 0 O 1 & I/O 1 ; etc.
Shift Left; D Q 7 ; Q 7 Q 6 ; etc.
Shift Left; D Q 7 & I/O 7 ; Q 7 Q 6 & I/O 6 ; etc.
Parallel Load; I/O n Q n
Hold: I/O Voltage undetermined
Hold: I/O Voltage undetermined
Hold: I/O n = Q n
54
74
54
74
54
74
54
74
54
74
CLR
I/O
D
Q
5
CK
15
4.75
– 55
Min
4.5
0
RESPONSE
CLR
I/O
D
Q
6
CK
4
Typ
5.0
5.0
25
25
CLR
I/O
D
Q
CK
7
16
18
– 0.4
– 1.0
– 2.6
Max
5.25
125
5.5
4.0
8.0
70
12
24
17
D
V
GND = PIN 10
Q
S7
CC
7
= PIN NUMBERS
= PIN 20
Unit
mA
mA
mA
mA
V
C