Theory Of Operation; Circuit Description; A/D Converter Waveforms - Fluke 8050A Instruction Manual

MICROCOMPUTER
ACCUMULATED
0
100 mSEC
0
COUNT
0
0
0
CHARGE ON C9
NEGATIVE
%RANGE
INPUT
POSITIVE
FULL RANGE
INPUT
POSITIVE
OVER-
LOAD
"'\
INT
c
")
AZ
""'
CM
~·~
""\ READ [DE(+R)]
\...
I
I
")
AZ
I
"
I
"tu
CM
I
WINNIN1
I
~EAD
[DE(-R)]
\...
I
")
AZ
I
c
I
I
"') READ [DE(-R)]
c
I
"'\ OL (OVERRANGE)
\... I
AUTOZERO
INTEGRATE
0
0
0
0
0
I
I
I
0
0
0
0
0
0
0
0
0
I I
I
I
I
I
.,/:. I
<
J?,q
I
I
IVG12
'IV.
'Pt.i-,.
C>
C>
C>
m'
THEORY OF OPERATION
CIRCUIT DESCRIPTION
"\
'-
"'\
""'
"\
"
")
\..
"\
'-.
")
'-.
0
a:
w
N
0
I-
::>
<(
Cl
w
Cl
z
w
I-
x
w
H
READ/OVER RANGE/AUTOZERO
Figure 3-3. A/D Converter Waveforms
3-5