When the G label is used, the gating input is labelled letter. The line labels of the gated inputs or outputs letter. Two examples are:
with a G followed by a numeral or are prefixed with the same numeral or
2 - B i t R e g i s t e r
IC S y m b o l
a Gl
REG
bd 1s
e
CI S i
2 - t o - 4 L i n e D e c o d e r
-1
-2
a - G J
X - Y
Jl +
J 2 h
J3 w
E q u i v a l e n t
&
&
E&
I I
km-
I -
Figure 6. Schematic Symbols for Digital Integrated Circuits (6 of 7)
18 General Information