74abt273adb NXP Semiconductors, 74abt273adb Datasheet - Page 3

• Manufacturer Part Number: 74abt273adb
• Description: Octal D-type Flip-flop
• Manufacturer: NXP Semiconductors

H = High voltage level
h = High voltage level one set-up time prior to the Low-to-High
L = Low voltage level
l
X = Don’t care
Philips Semiconductors
LOGIC SYMBOL (IEEE/IEC)
LOGIC DIAGRAM
FUNCTION TABLE
1995 Sep 06
MR
CP
Octal D-type flip-flop
MR
clock transition
= Low voltage level one set-up time prior to the Low-to-High
clock transition
= Low-to-High clock transition
H
H
L
1
11
INPUTS
CP
X
D0
11
1
3
4
7
8
13
14
17
18
3
D
CP
R
Dn
D
X
h
l
Q
Q0
1D
R
C1
2
OUTPUTS
Q0 - Q7
D1
4
H
L
L
D
CP
R
D
Q
Q1
Reset (clear)
Load ”1”
Load ”0”
OPERATING MODE
OPERATING MODE
5
12
15
16
19
2
5
6
9
D2
7
D
CP
R
D
Q
Q2
SA00054
6
D3
8
D
CP
R
D
3
Q
Q3
LOGIC SYMBOL
9
D4
13
D
CP
R
D
11
Q
1
Q4
12
CP
MR
D5
D0 D1 D2 D3 D4 D5 D6 D7
Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7
3
2
14
D
CP
4
5
R
D
Q
7
6
Q5
8
9
15
13 14
12 15 16
D6
17
D
CP
R
17
D
Q
74ABT273A
18
19
Q6
16
Product specification
D7
18
D
CP
R
D
Q
SA00055
SA00053
Q7
19