Programming instructions

TTL
Multisim Component Reference Guide 6-20 ni.com
6.4.40 74xx154 (4-to-16 Dec/DEMUX)
This 4-line-to-16-line decoder uses TTL circuitry to decode four binary-coded inputs into one
of sixteen mutually exclusive outputs when both the strobe inputs are low.
4-to-16 decoder/demultiplexer truth table:
INPUTS OUTPUTS
G1
G2 DCBA0123456789101112131415
0 0 00000111111111111111
0 0 00011011111111111111
0 0 00101101111111111111
0 0 00111110111111111111
0 0 01001111011111111111
0 0 01011111101111111111
0 0 01101111110111111111
0 0 01111111111011111111
0 0 10001111111101111111
0 0 10011111111110111111
0 0 10101111111111011111
0 0 10111111111111101111
0 0 11001111111111110111
0 0 11011111111111111011
0 0 11101111111111111101
0 0 11111111111111111110
0 1 XXXX1111111111111111
1 0 XXXX1111111111111111
1 1 XXXX1111111111111111
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