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LeCroy 9450 Service Manual page 61

Digital oscilloscope
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PIN
ASSIGNMENT
HADC77200
TOP VIEW
1
!
N/C
AVEE
3
*
N/C
ACN02
ED
»
DRlNV
ACND1
3
4
LINV
VRTS
ill
i*
DVEE
VRTF
3
1
6
DCND1
AVEE
3
DCN02
AVEE ill
1
a
DREAD
VR3
iij
1
9
DO
(LSB)
AGN02
40
|
I
10
01
VIN
30
|
I
11
D2
ACNOI
Ml
b
2
03
VR2
E=d
37
I
13
D4
AGNDl
36
I
14
0$
VIN
35
1
I
15
D6
AGND2
34
hi.
D7
(MSB)
VR1
33
1
F
D8
(OVERRANCE)
AVEE
32
I
1
*
DCND2
AVEE
31
|i#
DCN01
N/C
30
lil
DVEE
VRBF
20
|
I
21
MINV
VRBS
28
|
22
CDT
AGN01
»
CLK
AGN02
26
lil
N/C
AVEE
25
48
LEAD CERAMIC
SIDEBRAZED
DIP
NAME
FUNCTION
DRlNV
Data
Ready
Inverse
LINV
DO
through
D6
Output
Inversion
Control
Pin
AVEE
Negative
Analog
SuDOly
Nominally -5.2V
DVEE
Digital
Analog Supply
Nominally -5.2V
DGND1
Digital
Ground
1
DGND2
Digital
Ground
2
DREAD
Data
Ready
Output
DO
Digital
Data Output
Pin
t
(LSB)
D1-D6
Digital
Data Output
Pin
2
Through
6
D7
Digital
Data Output
Pin 7
(MSB)
D8
Overrange Output
MINV
D7
Output
Inversion
Control Pin
NAME
Tlk
CLK
VRBS
VRBF
VR1
AGND1
VtN
AGND2
VR2
VIN
VR3
VRTS
VR7F
FUNCTION
Inverse
ECL
Clock
Input Pin
ECL
Clock
Input
Pin
Reference Voltage
Bottom.
Sense
Nominally -2.0V
Reference Voltage
Bottom. Force
Nominally -2.0V
Reference Voltage
Tap
1
Analog
Ground
1
Analog
Input
.
can be
connected
to
the
input signal
or
used
as a
Sense
Analog
Ground
2
Reference Voltage
Tap
2
Analog
Input
.
can be
connected
to
the
input
signal or
used
as
a Sense.
Reference Voltage
Tap
3
Reference Voltage Top.
Sense
Nominally
0V
Reference Voltage Top, Force
Nominally
0V
.050 DIA.
*
.005
(45
PLCS)
S
8
O
08
08
o o
DGND1
07
o o
DVEE
DGND2
o o
CLK MINV
o o
AVEE CLK
o o
AGN02 AGNO
o o
VRBS AVEE
o o
VP.BF
VR1
G G
MC
AGND2
o
05
o o
o
o o
D4
D3
02
Di
DO
DGND2
o o
OREAD DGN01
o o
N/C
DVEE
o o
IINV
DRlNV
o o
AVEE
AGNC2
O 0
VRTS AGN01
o o
N/C
VRTr
O
O'
AGNDl VR2
III
VR3 AVEE
o o
ol
bl
o
j
AGND2
VIN
AGND2
N/C'
,
.100
TYP
1^280
±
.008~*j
.350
r
.008
.460
t
.008
46
PIN
GRID
ARRAY
.025
DIA.
s
.305
M/t\
(46 PLCS'i
G
Package
-
0j
a *
40°C/W
Gj
a
=
15
:
C/W
with
500LFPM
Air
Flow
Ncres
1.
CAVITY
DOWN
t
uctauzation
s
:sr
1
3MC/4IOMNGOHBCNCNG*
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»
dstance
to t-«
ring
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5
ro*su(VACETOBEWf*AUZE0
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THICKNESS
OVER
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INCHES
NON
TMCXNCSS MCXEU
•CONNECT
AUL
GAOUNC
ANO
NC
pins
TO AN
A***0»«ATE GAOUSO
Honeywell
SPT
19

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