74AC899QCQB NSC [National Semiconductor], 74AC899QCQB Datasheet - Page 11

• 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
PHL
PHZ
PLZ
Symbol
t
t
t
s
h
w
AC Operating Requirements
AC Electrical Characteristics
Voltage Range 5 0 is 5 0V
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 to A
Propagation Delay
LEA to APAR BPAR
Propagation Delay
LEA LEB to ERRA ERRB
Output Enable Time
GBA or GAB to A
Output Enable Time
GBA or GAB to BPAR or APAR
Output Disable Time
GBA or GAB to A
Output Disable Time
GBA or GAB to BPAR APAR
n
n
n
Setup Time HIGH or LOW
A
Hold Time HIGH or LOW
A
Pulse Width for LEA LEB
B
B
B
n
n
n
n
n
to B
to BPAR APAR
to ERRA ERRB
B
B
n
n
n
Parameter
PAR to LEA LEB
PAR to LEA LEB
n
Parameter
B
n
A
g
g
g
n
0 5V
0 3V
0 5V
n
n
B
B
n
n
V
V
(V)
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
5 0
CC
(V)
3 3
5 0
3 3
5 0
3 3
5 0
CC
Min
2 5
1 5
2 5
2 0
2 0
2 5
1 5
1 5
2 5
2 0
2 5
2 5
1 5
1 5
1 5
T
C
A
L
74ACT
e a
e
Typ
7 5
6 0
8 5
8 0
8 0
8 0
7 5
6 5
7 0
8 0
8 0
7 0
6 0
6 5
6 5
T
C
11
50 pF
A
L
25 C
e a
74AC
e
3 0
3 0
2 0
1 5
4 0
4 0
50 pF
Guaranteed Minimum
Max
11 5
12 0
11 5
11 5
11 5
10 5
10 5
11 5
11 5
10 5
25 C
8 5
9 0
9 0
9 5
9 5
T
Min
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
1 5
C
to
A
L
54ACT
e b
a
e
125 C
50 pF
55 C
Max
13 5
11 0
16 0
16 0
16 0
14 5
11 5
12 5
13 5
16 0
16 0
16 0
11 0
11 0
11 0
T
C
A
to
L
e b
74AC
e
a
3 0
3 0
2 0
1 5
4 0
4 0
85 C
50 pF
T
Min
2 5
1 5
2 5
2 0
2 0
2 5
1 5
1 5
2 5
2 0
2 5
2 5
1 5
1 5
1 5
C
40 C
A
to
L
74ACT
e b
e
a
85 C
50 pF
40 C
Max
12 0
12 5
12 0
12 0
12 0
11 5
11 0
12 0
12 0
11 0
9 0
9 5
9 5
9 5
9 5
Units
ns
ns
ns
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
11 12
11 12
Fig
10 11
10 11
No
13
Fig
7 8
7 8
7 8
7 8
No
12
1
1
2
3
4
5
6
9