View source for 7474

The '''7474''' (variants 74LS74, 74HC74) is a 74-series logic IC with two independent D flip-flops.<ref>https://www.ti.com/lit/ds/symlink/sn74ls74a.pdf</ref>

== Pinout ==
          .--\/--.
 /1RST -> |01  14| -- +5V
    1D -> |02  13| <- /2RST
  1CLK -> |03  12| <- 2D
 /1SET -> |04  11| <- 2CLK
    1Q <- |05  10| <- /2SET
   /1Q <- |06  09| -> 2Q
   Gnd -- |07  08| -> /2Q
          `------'

== Signal descriptions ==
For each flip-flop:
{| class="wikitable" style="text-align:center;"
! scope="col" colspan=4|Inputs
! scope="col" colspan=2|Outputs
|-
! scope="col"| /RST
! scope="col"| /SET
! scope="col"| CLK
! scope="col"| D
! scope="col"| Q
! scope="col"| /Q
|-
| L || H ||rowspan=3 colspan=2| X || L || H
|-
| H || L || H || L
|-
|colspan=2| L ||colspan=2| N
|-
|rowspan=3 colspan=2| H || L || X ||colspan=2| U
|-
|rowspan=2| &uarr; || H || H || L
|-
| L || L || H
|}
L = low, H = high, &uarr; = low to high, X = don't care, N = nonstable, U = unchanged.

== References ==
<references/>

[[Category:7400 series|074]]