Programming instructions

4000 Series ICs
 National Instruments Corporation 7-23 Multisim Component Reference Guide
7.2.46 4043 (Quad RS latch w/3-state Out)
This device contains four independent RS-latches with 3-state outputs.
RS-latch truth table:
7.2.47 4044 (Quad RS latch w/3-state Out)
This device contains four independent RS-latches with 3-state outputs.
RS-latch truth table:
7.2.48 4049 (Hex INVERTER)
This device contains six independent INVERTER gates.
Logic function:
INVERTER gate truth table:
EO Sn Rn On
0XX Z
101 0
11X 1
1 0 0 Latched
EO Sn Rn On
0XX Z
101 1
1X0 0
1 1 1 Latched
O= I
I1 O1
10
01
ComponentRef.book Page 23 Thursday, December 7, 2006 10:12 AM