Fluke 93 - 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
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*0V 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