Question

74 (a) AB\\ AB + \*AB EX-NOR (b) Figure 12-2 4) 7486 IC exclusive-OR: Refer to the data sheet for a 7486 IC. This IC contains four exclusive-OR circuits. Draw the pin layout diagram for the 7486: e) Mount a 7486 on the circuit board. Connect Vcc to +5 V and GND to power ground. Connect toggle switches to one of the exclusive-OR circuits of the IC, and connect an LED monitor to its output. Using Table 12-3, verify that the circuit performs the exclusive-OR function. Record your observations in the table. Inputs A B 0 0 0 1 1 0 1 1 Table 12-3 Output X

          74
(a)
AB\*\* AB + \*AB
EX-NOR
(b)
Figure 12-2
4) 7486 IC exclusive-OR: Refer to the data sheet for a 7486 IC. This IC contains
four exclusive-OR circuits. Draw the pin layout diagram for the 7486:
e) Mount a 7486 on the circuit board. Connect Vcc to +5 V and GND to power
ground. Connect toggle switches to one of the exclusive-OR circuits of the IC, and
connect an LED monitor to its output. Using Table 12-3, verify that the circuit
performs the exclusive-OR function. Record your observations in the table.
Inputs
A B
0 0
0 1
1 0
1 1
Table 12-3
Output
X

74
(a)
AB AB + AB
EX-NOR
(b)
Figure 12-2
4) 7486 IC exclusive-OR: Refer to the data sheet for a 7486 IC. This IC contains
four exclusive-OR circuits. Draw the pin layout diagram for the 7486:
e) Mount a 7486 on the circuit board. Connect Vcc to +5 V and GND to power
ground. Connect toggle switches to one of the exclusive-OR circuits of the IC, and
connect an LED monitor to its output. Using Table 12-3, verify that the circuit
performs the exclusive-OR function. Record your observations in the table.
Inputs
A B
0 0
0 1
1 0
1 1
Table 12-3
Output
X

Added by Daniel D.

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