Fluke 93 Service Manual page 158

7-32
CORRECTIVE
MAIfsiTENANCE
TRIG
m
GnDC 7
INPB
3
VCCA
4
COAT
S
CCLK
6
DTAE
7
GNDT
S
9
HLDF
QO.
CLK
1
1
CLKN
M
CHA
;
IS
VEET
'
14
000308
ST6624
Figure
7.6
Analog
ASIC D2301
Table
7.8
Signals
measured on analog
ASIC
D2301.
Logic
0*0
V
Logic
1*+5V
Comp
1
Name
Cifc/IC
Scope
Freq.
Data
H/L/A
Description
1
TRIG
.
0
0 EXT.
Trigger Input
o
n
Analog-
In
put-clrcu
it
3
(NPB
0
0
input signal
B
4
VCCa
1 0
0 Positiv
power
supply
Analog-i n p
ut-circu
it
5
COAT
In-
—
»B'T'
500 kHz
Serial Data
line
VOC =
5V
6
CCLK
100 kHz
Clock
line
Voc= 18
mV
7
DTA£
1
|1S0«'
'
l-zmm
500 kHz
Latch
enable
line
Voc
* 20.7
mV
6
GNDt
0
Ground
Trigger-output-circuit