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