Programming instructions

CMOS
Multisim Component Reference Guide 7-4 ni.com
7.2.5 4008 (4-bit Binary Full Adder)
This device is capable of adding two 4-bit binary numbers together.
Logic function:
4-bit binary adder truth table:
7.2.6 4010 (Hex BUFFER)
This device contains six independent BUFFER gates.
Logic function:
BUFFER gate truth table:
S=CIN ⊕ A ⊕ B
C = AB+BCOUT+ACOUT
INPUTS OUTPUTS
CINA1B1A2B2A3B3A4B4 COUT
X1XX1X1X1 1
XXX1XX1X1 1
XXXXX1XX1 1
XXXXXXX1X 1
1X1X1X1X1 1
XXXXXXXXX 0
Y= A
AY
00
11
ComponentRef.book Page 4 Thursday, December 7, 2006 10:12 AM