74AC899QCQB NSC [National Semiconductor], 74AC899QCQB Datasheet - Page 10

• Manufacturer Part Number: 74AC899QCQB
• Description: 9-Bit Latchable Transceiver with Parity Generator/Checker
• Manufacturer: NSC [National Semiconductor]

Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PZH
PZL
PZH
PZL
PHZ
PLZ
PHZ
PHL
AC Electrical Characteristics
Voltage Range 5 0 is 5 0V
Voltage Range 3 3 is 3 3V
Propagation Delay
A
Propagation Delay
APAR BPAR to BPAR APAR
Propagation Delay
A
Propagation Delay
A
Propagation Delay
ODD EVEN to ERRA ERRB
Propagation Delay
ODD EVEN to APAR BPAR
Propagation Delay
APAR BPAR to ERRA ERRB
Propagation Delay
SEL to APAR BPAR
Propagation Delay
LEB LEA to A
Propagation Delay
LEB LEA to APAR BPAR
Propagation Delay
LEB LEA to ERRA ERRB
Output Enable Time
GBA GAB to A
Output Enable Time
GBA GAB to APAR BPAR
Output Disable Time
GBA GAB to A
Output Disable Time
GBA GAB to APAR BPAR
n
n
n
B
B
B
n
n
n
to B
to BPAR APAR
to ERRA ERRB
Parameter
n
g
g
0 5V
0 3V
A
n
n
n
n
B
B
B
n
n
n
V
(V)
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
3 3
5 0
CC
Min
2 5
1 5
2 5
1 5
3 0
2 0
2 5
1 5
2 5
1 5
3 0
2 0
2 0
1 5
2 0
1 5
4 0
2 5
3 0
2 0
4 0
2 5
3 0
2 0
2 5
1 5
1 5
1 0
1 5
1 0
10
T
C
A
L
e a
74AC
e
12 0
13 5
12 5
12 5
12 5
12 5
10 0
12 0
13 5
13 5
12 5
10 5
11 0
11 0
Typ
7 0
9 5
5 5
8 0
7 5
7 5
7 5
7 5
6 0
7 0
8 0
8 0
7 5
6 0
6 5
6 5
50 pF
25 C
Max
15 0
10 0
12 0
16 5
11 0
15 5
10 5
15 5
10 5
15 5
10 5
15 5
10 5
12 5
15 5
10 5
17 0
11 5
17 0
11 5
15 5
10 5
13 5
14 0
14 0
8 0
8 5
9 0
9 5
9 5
Min
2 5
1 5
2 5
1 5
3 0
2 0
2 5
1 5
2 5
1 5
3 0
2 0
2 0
1 5
2 0
1 5
4 0
2 5
3 0
2 0
4 0
2 5
3 0
2 0
2 5
1 5
1 5
1 0
1 5
1 0
T
C
A
to
L
e b
74AC
e
a
85 C
50 pF
40 C
Max
15 5
10 5
12 5
17 0
11 5
16 5
11 0
16 5
11 0
16 5
11 0
16 5
11 0
13 5
16 5
11 0
18 0
12 0
18 0
12 0
16 5
11 0
14 0
14 0
14 0
8 5
9 0
9 5
9 5
9 5
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
10 11
10 11
Fig
No
7 8
7 8
7 8
7 8
12
1
1
2
3
4
5
6
9