Four-Bit Binary Full Adder 1820-0910; Eecl Bi-Quinary Counter 1820-1019 - HP 5340A Operating And Service Manual

Figure 4-36. Four-Bit Binary Full Adder 1820-0910
8 4 C4 GND
A3
A4 A3 8 3
positive logic: See truth
Figure 4-37. EECL Bi-Quinary Counter 1820-1019
NOTES:
=
8 1
A3
L
H
L
H H
L
H
L H
8 2 A2
H H
L L
H L
table
L H
H H
L L
H L
L H
H H
N O T E 1 . Input conditions a t
Theory of Operation
TRUTH TABLE
2 2
A4 2 3
L L
L L L L
L L L H L L
L L H L L
H
L
L L L H
L H L L H L
H L H H
L L
H L H H L
H L L L H
L H L H L
L H H H
L
L H H H
L
H
L H L L
H
H H L L
H
H H H L
H H H L
H H L H H
A l . A 2 . 8 2 . and
and
determine outputs and X 2 t h e v a l u e
internal
c a r r y
are then used t o determine outputs
OUTPUT (Note 2)
L H H
H L H
L H L
H L L
L H H
H L H
L H L
H L L
7
8 L L H H
H L H
L L H H
COUNT SEQUENCY (BCD)
Model 5340A
2
c
2 4
H
L L
H L
L
L H L
H H L
H H L
L L H
L L H
H L H
H H L
L
L H
L
L H
L H
L H
L H H
L H H
H H
CO are
of t h e
and 84,
H H
H H
H H
H H
L H
L H
L H
L H
H L
H L
H H
4-27