參數(shù)資料
型號: HCC40181B
廠商: 意法半導體
英文描述: 4-Bit Arithmetic Logic Unit(4位算術邏輯單元)
中文描述: 4位算術邏輯單元(4位算術邏輯單元)
文件頁數(shù): 6/12頁
文件大小: 272K
代理商: HCC40181B
Table 3 :
AC Test Setup Reference (active-low data).
AC Paths
DC Data Inputs
to V
S S
B1, B2, B3,
M, C
n
A1, A2, A3,
M, C
n
All A’s
M, C
n
All A’s,
M, C
n
All A’s,
M
All A’s,
M
All A’s
B1, B2, B3,
M
C
n
Test
Delay Times
Inputs
Outputs
to V
D D
Mode*
SUM
IN
to SUM
OUT
BO
Any F
All A’s
ADD
SUM
IN
to P
AO
P
All B’s
ADD
SUM
IN
to G
BO
G
B1, B2, B3
ADD
SUM
IN
to C
n + 4
BO
C
n +4
B1, B2, B3
ADD
C
n
to SUM
OUT
C
n
Any F
All B’s
ADD
C
n
to C
n + 4
C
n
C
n + 4
All B’s
ADD
SUM
IN
to A = B
BO
A = B
C
n
SUBTRACT
SUM
IN
to SUM
OUT
(logic mode)
All B’s
Any F
M
EXCLUSIVE
OR
* ADD Mode : S0, S3 = V
DD
; S1, S2 = V
SS
.
SUBTRACT Mode : S0, S3 = V
SS
; S1, S2 = V
DD
.
DYNAMIC ELECTRICAL CHARACTERISTICS
(T
amb
= 25
°
C, C
L
= 50pF, R
L
= 200k
,
typical temperature coefficient for all V
DD
values is 0.3%/
°
C, all input rise and fall time = 20ns)
Test Conditions
Value
Typ.
400
160
120
300
200
140
320
135
100
200
100
70
100
50
40
Symbol
Parameter
V
DD
(V)
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
Min.
Max.
800
320
240
1000
400
280
640
270
200
400
200
140
200
100
80
Unit
t
PLH
,
t
PHL
Propagation Delay Time
A or B to F (logic mode)
A or B to G or P
ns
A or B to F,
C
n + 4
, or A = B
ns
C
n
to F
ns
C
n
to C
n + 4
ns
t
TLH
,
t
THL
Transition Time
ns
HCC/HCF40181B
6/12
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