dm93s41 Fairchild Semiconductor, dm93s41 Datasheet - Page 3

• Manufacturer Part Number: dm93s41
• Description: 4-bit Arithmetic Logic Unit
• Manufacturer: Fairchild Semiconductor

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
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
Symbol
Symbol
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
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
Under
Under
Under
Input
Input
Input
Test
Test
Test
C
C
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
TABLE 3. LOGIC MODE TEST Function Inputs: S1
n
n
TABLE 1. SUM MODE TEST Function Inputs: S0
i
i
i
i
i
i
TABLE 2. DIFF MODE TEST Function Inputs: S1
Other Input Same Bit
Other Input Same Bit
Other Input Same Bit
Apply
Apply
Apply
None
None
None
None
None
None
None
None
None
None
None
None
4.5V
4.5V
4.5V
B
A
B
A
A
B
A
A
A
B
A
B
B
A
i
i
i
i
i
Apply
Apply
Apply
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
GND
GND
GND
B
B
A
B
A
B
B
A
B
A
i
Remaining A to B
Remaining A to B
Remaining B, C
Remaining B, C
3
Remaining B
Remaining B
Remaining B
Remaining B
Remaining A
Remaining A
Remaining A
Remaining A
All A and B
Apply
Apply
Apply
None
None
None
None
None
None
None
None
None
None
4.5V
All A
4.5V
4.5V
C
C
n
n
Other Data Inputs
Other Data Inputs
Other Data Input
S3
S2
S2
n
n
4.5V, S1
4.5V,S0
M
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B, C
Remaining A and B
Remaining A and B
4.5V, S0
Remaining A, C
Remaining A, C
Remaining A, C
Remaining A, C
Remaining B, C
Remaining B, C
Remaining B, C
Remaining B, C
Remaining A
Remaining A
S3
S2
Apply
Apply
Apply
None
GND
GND
GND
All B
C
C
n
n
M
M
S3
0V
0V
0V
n
n
n
n
n
n
n
n
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n
n
n
n
n
n
n
n
n
n
Any F or C
Output
Output
Output
Under
Under
C
C
C
Under
Any F
Any F
C
C
A
A
Test
F
F
Test
F
F
Test
n
n
n
n
n
F
F
i
i
G
G
F
F
i
i
G
G
P
P
P
P
i
i
i
i
B
B
1
1
1
1
4
4
4
4
4
n
4