參數(shù)資料
型號： 74F181
廠商： Fairchild Semiconductor Corporation
英文描述： 4-Bit Arithmetic Logic Unit
中文描述： 4位算術邏輯單元
文件頁數(shù)： 7/9頁
文件大?。?/td> 82K
代理商： 74F181
Philips Semiconductors FAST Products
Product specification
74F181
Arithmetic logic unit
March 3, 1989
7
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
UNIT
V
CC
= +5.0V
T
amb
= +25
°
C
L
= 50pF
R
L
= 500
V
CC
= +5.0V
±
10%
T
amb
= 0
°
C to +70
°
C
C
L
= 50pF
R
L
= 500
Mode
Table
Waveform
Condition
MIN
TYP
MAX
MIN
MAX
t
PLH
t
PHL
Propagation delay
Cn to C
n+4
Sum
Diff
1
2
1
M=0V
3.0
2.5
5.0
5.0
8.0
8.0
3.0
2.5
8.5
8.5
ns
t
PLH
t
PHL
Propagation delay
An or Bn to C
n+4
Sum
1
2
M=S1=S2=0V,
S0=S3=4.5V
5.0
5.0
9.0
8.0
12.0
12.0
5.0
5.0
13.0
12.5
ns
t
PLH
t
PHL
Propagation delay
An or Bn to C
n+4
Diff
2
2
M=S0=S3=0V,
S1=S2=4.5V
5.0
5.0
9.5
8.0
13.0
12.0
5.0
5.0
14.0
12.5
ns
t
PLH
t
PHL
Propagation delay
Cn to Fn
Diff
Sum
2
1
1
M=0V
3.0
3.0
5.0
5.0
8.0
8.0
3.0
2.5
9.0
9.0
ns
t
PLH
t
PHL
Propagation delay
An or Bn to G
Sum
1
1
M=S1=S2=0V,
S0=S3=4.5V
3.0
3.0
5.0
5.0
7.5
7.5
2.5
2.5
8.0
8.0
ns
t
PLH
t
PHL
Propagation delay
An or Bn to G
Diff
2
2
M=S0=S3=0V,
S1=S2=4.5V
3.0
3.0
4.5
5.0
8.0
8.5
2.5
2.5
9.0
9.5
ns
t
PLH
t
PHL
Propagation delay
An or Bn to P
Sum
1
2
M=S1=S2=0V,
S0=S3=4.5V
2.5
3.0
4.0
4.5
7.0
7.5
2.0
2.5
7.5
8.0
ns
t
PLH
t
PHL
Propagation delay
An or Bn to P
Diff
2
1, 2
M=S0=S3=0V,
S1=S2=4.5V
2.5
3.0
4.0
5.0
7.5
8.5
2.0
2.5
8.0
9.0
ns
t
PLH
t
PHL
Propagation delay
A
i
or B
i
to F
i
Sum
1
1, 2
M=S1=S2=0V,
S0=S3=4.5V
3.0
3.0
4.5
4.5
7.5
7.5
2.5
3.0
8.5
8.5
ns
t
PLH
t
PHL
Propagation delay
A
i
or B
i
to F
i
Diff
2
1, 2
M=S0=S3=0V,
S1=S2=4.5V
3.0
3.0
4.5
5.0
8.5
8.5
2.5
3.0
9.0
9.0
ns
t
PLH
t
PHL
Propagation delay
An or Bn to Fn
Sum
1, 2
3.5
3.5
6.0
5.5
10.0
9.5
3.0
3.0
11.0
10.0
ns
t
PLH
t
PHL
Propagation delay
An or Bn to Fn
Diff
1, 2
4.0
4.5
6.5
7.0
10.5
10.5
3.5
4.5
11.0
11.0
ns
t
PLH
t
PHL
Propagation delay
A
i
or B
i
to F
i
Logic
3
1, 2
M=4.5V
3.5
3.5
5.5
5.5
9.0
10.0
3.0
3.0
9.5
10.5
ns
t
PLH
t
PHL
Propagation delay
An or Bn to A=B
Diff
2
1, 2
M=S0=S3=0V,
S1=S2=4.5V
10.0
6.0
14.0
8.5
19.0
12.5
9.5
5.5
20.5
12.5
ns
NOTES:
“An or Bn to Fn” means any A or any B to any F; “A
i
or B
i
to F
i
” means A1, B1 to F1; A2, B2 to F2 (the identifying number must be the same).
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