DEVICES INCORPORATED
L4C383
16-bit Cascadable ALU (Extended Set)
Arithmetic Logic Units
08/16/2000–LDS.383-E
7
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
L4C383-20
8
8
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
12345678901234567890123456
C
LOCK
C
YCLE
T
IME
AND
P
ULSE
W
IDTH
Notes 9, 10 (ns)
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
1234567890123
L4C383-20
18
5
5
SWITCHING CHARACTERISTICS — C
OMMERCIAL
O
PERATING
R
ANGE
(0°C to +70°C)
G
UARANTEED
M
AXIMUM
C
OMBINATIONAL
D
ELAYS
Notes 9, 10 (ns)
To Output
From Input
FTAB = 0, FTF = 0
Clock
C
0
S
4
-S
0
FTAB = 0, FTF = 1
Clock
C
0
S
4
-S
0
FTAB = 1, FTF = 0
A
15
-A
0
, B
15
-B
0
Clock
C
0
S
4
-S
0
FTAB = 1, FTF = 1
A
15
-A
0
, B
15
-B
0
Clock
C
0
S
4
-S
0
L4C383-20
F
15
-F
0
N
OVF, Z
C
16
11
—
—
20
—
18
20
14
20
20
14
18
20
18
20
20
—
18
20
14
20
20
14
18
—
11
—
—
16
—
—
18
20
—
14
20
17
—
14
18
20
20
18
20
16
20
—
18
20
20
14
20
17
20
14
18
Input
A
15
-A
0
, B
15
-B
0
C
0
S
4
-S
0
ENA, ENB, ENF
G
UARANTEED
M
INIMUM
S
ETUP
AND
H
OLD
T
IMES
W
ITH
R
ESPECT
TO
C
LOCK
R
ISING
E
DGE
Notes 9, 10 (ns)
L4C383-20
FTAB = 0
FTAB = 1
Setup Hold
Setup Hold
5
0
14
0
12
0
12
0
15
0
15
0
5
0
5
0
T
RI
-S
TATE
E
NABLE
/D
ISABLE
T
IMES
Notes 9, 10, 11 (ns)
t
ENA
t
DIS
Minimum Cycle Time
Highgoing Pulse
Lowgoing Pulse
123456789012345678901234
123456789012345678901234
123456789012345678901234
123456789012345678901234