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HP 5340A Service Manual

HP 5340A
279 pages
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Model 5340A
Theory
of
Operation
positive
logic:
See
truth
table
Figure 4
-
36. Four
-
Bit Binary Full Adder 1820
-
0910
k
84 Z4 C4
CO
GND
81 A1
C3
A3
8
A4
Z3
A3 83 Vcc
x2
82 A2
.2
A4
B2
C1
22
84
23
Z
LLLL
LLHL
LLHL
LLLH
HLLH
HLHH
HLHH
HLLL
LHLH
LHHH
LHHH
LHLL
HHLL
HHHL
HHHL
HHLH
c2
2
24
LL
HL
HL
HL
HL
LH
LH
LH
HL
LH
LH
LH
LH
HH
HH
HH
TRUTH TABLE
=
!-
c2
c
L1
A3
LL
HL
LH
HH
LL
HL
LH
HH
LL
HL
LH
HH
z
L
L
L
L
L
L
L
H
L
L
L
H
H
H
H
H
-
B1
B
LL
HL
LH
HH
//
-
z
-
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
-
NOTE
1.
Input
conditions
at
Al.
A2. 82.
and
CO
are
used
to
determine
outputs
X1
and
X2
and
the
value
of
the
internal
carry
CZ
The
values
at
C2.
A3, 83,
A4,
and
84,
are
then used to determine
outputs
X3,
XU,
and
C4
Figure 4
-
37.
EECL
Bi
-
Quinary Counter 1820
-
1019
GNDB
RB
RQ
VCE GNDQ GNDQ
(31
(81
(41
(13)
(111
(15)
NOTES
:
1.
NC
=
NO’C~NNECTION
7
8
L
L
OUTPUT (Note
2)
z1
‘1
‘2
z4
‘8
-
LHHHH
HLHHH
LHLHH
HLLHH
LHHLH
HLHLH
LHLLH
HLLLH
LHHHL
HLHHL
LHHHH
COUNT SEQUENCY
(BCD)
4
-
27

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HP 5340A Specifications

General IconGeneral
BrandHP
Model5340A
CategoryCash Counter
LanguageEnglish

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