1
DIMENSIONS
ARE
IN
MILLIMETERS.
2
3M
TM
TWIN
AXIAL
CABLE
DESCRIPTION:
30
AWG,
SILVER
PLATED
SIGNAL
WIRE
IMPEDANCE:
85
5
OHM
OVERALL
RIBBON
WIDTH:
24.90
MM
OVERALL
RIBBON
THICKNESS:
0.75
MM
3
ROHS
COMPLIANT.
SEE
REGULATORY
INFORMATION
APPENDIX
IN
"ROHS
COMPLIANCE"
SECTION
AT
WWW.3MCONNECTORS.COM
(E1
&
C1
APPLY)
4
THIS
CABLE
CONSTRUCTION
HAS
A
THIN
ALUMINUM
LAYER
AT
EACH
EDGE.
USER
SHOULD
EVALUATE
ITS
USE
IN
THEIR
APPLICATION
AND,
IF
NECESSARY,
INSULATING
TAPE
MAY
BE
APPLIED
TO
COVER
THE
ALUMINUM
LAYER,
AS
USER
DEEMS
APPROPRIATE.
5
APPLICABLE
SPECIFICATIONS:
PRODUCT
SPECIFICATION
NUMBER:
TWIN
AX
CABLE:
PS-0106
CABLE
ASSEMBLY:
PS-0137
6
ORDER
BY
APPLICABLE
3M
PART
NUMBER:
8KH3-0734-XXXX
XXXX
=
DIM
'A'
IN
MILLIMETERS
(1000
=
1
METER)
STANDARD
LENGTH
(DIM
'A')
8KH3-0734-0250
(250
MM)
8KH3-0734-0500
(500
MM)
NON-STANDARD
LENGTHS
AVAILABLE
UPON
SPECIAL
REQUEST.
MAY
REQUIRE
HIGHER
MOQS
AND
LONGER
LEAD
TIMES.
7
FLAMMABILITY
RATING:
TWIN
AX
CABLE:
UL94
HB
PCBS:
UL94V-0
8
PADDLECARD
FINGER
GOLD
THICKNESS:
0.76
m
[30
"]
MIN
ELECTROLYTIC
HARD
GOLD OVER
1.27
m
[50
"]
MIN
ELECTROLYTIC
NICKEL.
3M
TM
TWIN
AXIAL
PCI
EXPRESS
X8
MALE-TO-MALE
CABLE
ASSEMBLY
Visit
http://www.3mconnectors.com
BILL
OF
MATERIALS
ITEM
DESCRIPTION
QTY
1.0
PCB
PCIE
X8
EXTENDER
(98
POS)
CARD-EDGE
INVERSE
3M
P/N:
78-9101-8105-2
1
2.0
PCB
PCIE
X8
EXTENDER
(98
POS)
CARD-EDGE
3M
P/N:
78-9101-6470-2
1
3.0
CABLE
RIBBON
TWIN
AX
CABLE
3M
P/N:
SL8802/22-18DN5-00
2
4.0
CABLE
RIBBON
CABLE,
20
POSITION
3M
P/N:
3749-20
2
5.0
STRAIN
RELIEF
ADHESIVE
AS
REQUIRED
NOTES
2X
CABLE
PART
NO.
3749-20
2X
CABLE
PART
NO.
SL8802/22-18DN5-00
PIN
B1
PIN
B49
PIN
A1
PIN
A49
ADHESIVE
ENCAPSULANT
APPLIED
TO
END
OF
EACH
CABLE
ADHESIVE
ENCAPSULANT
APPLIED
TO
END
OF
EACH
CABLE
2X
1.570.16
DIM
A
SEE
NOTE
6
+5
-0
51.3
60.1
15.5
51.3
60.1
19.5
9.0
9
SIDE
B
SIDE
A
SIDE
A
SIDE
B
PIN
A49
PIN
A1
PIN
B49
PIN
B1
PCIE
X8
EXTENDER
PCB
PART
NO.
78-9101-6470-2
PCIE
X8
EXTENDER
PCB
INVERSE
PART
NO.
78-9101-8105-2
25.4
PART
LABEL
3M
LOGO
3M
PART
NO.
DATE
CODE:
XXYY
XX
=
YEAR
YY
=
WEEK
12345678
87654321
A
B
C
D D
C
B
A
OF
SHT
MODEL
SIZE
DET.
LISTS
CAGE
NUMBER
DRAWING
NO.
REV.
TITLE
3M
COPYRIGHT
C
3M
Center
St.
Paul,
MN
55144
CHKD
DATE
APPVL
DATE
DRFT
DATE
MFG
DATE
CHKD
DRFT
REV
ECO
ISSUE
DATE
AND
DESCRIPTION
DRAWING
NUMBER
REVISION
ACCESS
CODES
DESIGN
REFERENCE
NEXT
ASSEMBLY
DIVISION DIVISION
CODE
TOLERANCES
EXCEPT
AS
NOTED
DO
NOT
SCALE
DRAWING
SCALE
MILLIMETERS
INCHES
.0000
.000
.00
.0
0
.0
.00
.000
ANGLES
THIRD
ANGLE
PROJECTION
INTERPRET
PER
ASME
Y14.5
-
1994
MAX
SURFACE
ROUGHNESS
ALL
SURFACES
MARKED
ONLY
NO
YES
This
document
and
the
information
it
contains
are
3M
property
and
may
not
be
reproduced
or
further
distributed
without
3M
permission,
or
used
or
disclosed
other
than
for
3M
authorized
purposes.
All
rights
reserved.
.005
.05
.5
1
8KH3-0734-XXXX,
CABLE
ASSY,
MALE
PCIE
X8
TO
MALE
PCIE
X8
125 21
78-5100-2569-1
1
2
B
B
78-5100-2569-1
L
SCHMIDT
JAN
03,2013
2013
T
SUNIGA
JAN
07,2013
1
INITIAL
RELEASE
A
45126
MAR
04,2013
LDS
TS
ADDED
PINOUT
TABLES
ON
SHEET
2
B
47199
APR
18,2013
LDS
TS
Imaged:
B.2
5/8/2013
1:03
PM
UTC-05:00
3M
3749-20
Cable
Wire
#
Pin
Attachment
#
01
Ground
Layer
02
B01
-
B02
03
B01
-
B02
04
B01
-
B02
05
B01
-
B02
06
B01
-
B02
07
B01
-
B02
08
Ground
Layer
09
B05
10
B06
11
Ground
Layer
12
B08
13
B08
14
B09
15
B10
16
B10
17
Ground
Layer
18
B11
19
Ground
Layer
20
B12
TS
LDS
APR
18,2013
47199
B
ADDED
PINOUT
TABLES
ON
SHEET
2
TS
LDS
MAR
04,2013
45126
A
INITIAL
RELEASE
3M
SL8802
Cable
Wire
#
Pin
Attachment
#
GND
Ground
Layer
pr_01
B14
pr_01
B15
pr_02
B17
pr_02
Ground
Layer
pr_03
B19
pr_03
B20
pr_04
B23
pr_04
B24
GND
Ground
Layer
pr_05
B27
pr_05
B28
pr_06
B30
pr_06
B31
pr_07
B33
pr_07
B34
GND
Ground
Layer
pr_08
B37
pr_08
B38
pr_09
B41
pr_09
B42
pr_10
B45
pr_10
B46
pr_11
B48
pr_11
Ground
Layer
GND
Ground
Layer
1
JAN
07,2013
T
SUNIGA
2013
JAN
03,2013
L
SCHMIDT
78-5100-2569-1
B
B
1
1
78-5100-2569-1
2 2
125
8KH3-0734-XXXX,
CABLE
ASSY,
MALE
PCIE
X8
TO
MALE
PCIE
X8
1
.5
.05
.005
This
document
and
the
information
it
contains
are
3M
property
and
may
not
be
reproduced
or
further
distributed
without
3M
permission,
or
used
or
disclosed
other
than
for
3M
authorized
purposes.
All
rights
reserved.
YES
NO
MARKED
ONLY
PCI-Express
X8
Pin-Out
Pin
#
Side
B
Description
Side
A
Description
Pin
#
B01
+12
volt
power
Hot
plug
presence
detect
A01
B02
+12
volt
power
+12
volt
power
A02
B03
+12
volt
power
+12
volt
power
A03
B04
Ground Ground
A04
B05
SMBus
clock
TCK
A05
B06
SMBus
data
TDI
A06
B07
Ground
TDO
A07
B08
+3.3
volt
power
TMS
A08
B09
+TRST#
+3.3
volt
power
A09
B10
3.3v
volt
power
+3.3
volt
power
A10
B11
Link
Reactivation
Power
Good
A11
Mechanical
Key
B12
Reserved
Ground
A12
B13
Ground
Reference
Clock
A13
B14
Transmitter
Lane
0,
Differential
pair
A14
B15
Differential
pair
Ground
A15
B16
Ground
Receiver
Lane
0,
A16
B17
Hotplug
detect
Differential
pair
A17
B18
Ground Ground
A18
B19
Transmitter
Lane
1,
Reserved
A19
B20
Differential
pair
Ground
A20
B21
Ground
Receiver
Lane
1,
A21
B22
Ground
Differential
pair
A22
B23
Transmitter
Lane
2,
Ground
A23
B24
Differential
pair
Ground
A24
B25
Ground
Receiver
Lane
2,
A25
B26
Ground
Differential
pair
A26
B27
Transmitter
Lane
3,
Ground
A27
B28
Differential
pair
Ground
A28
B29
Ground
Receiver
Lane
3,
A29
B30
Reserved
Differential
pair
A30
B31
Hot
plug
detect
Ground
A31
B32
Ground
Reserved
A32
B33
Transmitter
Lane
4,
Reserved
A33
B34
Differential
pair
Ground
A34
B35
Ground
Receiver
Lane
4,
A35
B36
Ground
Differential
pair
A36
B37
Transmitter
Lane
5,
Ground
A37
B38
Differential
pair
Ground
A38
B39
Ground
Receiver
Lane
5,
A39
B40
Ground
Differential
pair
A40
B41
Transmitter
Lane
6,
Ground
A41
B42
Differential
pair
Ground
A42
B43
Ground
Receiver
Lane
6,
A43
B44
Ground
Differential
pair
A44
B45
Transmitter
Lane
7,
Ground
A45
B46
Differential
pair
Ground
A46
B47
Ground
Receiver
Lane
7,
A47
B48
Hot
plug
detect
Differential
pair
A48
B49
Ground Ground
A49
ALL
SURFACES
MAX
SURFACE
ROUGHNESS
INTERPRET
PER
ASME
Y14.5
-
1994
THIRD
ANGLE
PROJECTION
ANGLES
.000
.00
.0
0
.0
.00
.000
.0000
INCHES
MILLIMETERS
SCALE
DO
NOT
SCALE
DRAWING
TOLERANCES
EXCEPT
AS
NOTED
DIVISION
CODE
DIVISION
NEXT
ASSEMBLY
DESIGN
REFERENCE
CODES
ACCESS
REVISION
DRAWING
NUMBER
ISSUE
DATE
AND
DESCRIPTION
ECO
REV
DRFT
CHKD
DATE
MFG
DATE
DRFT
DATE
APPVL
DATE
CHKD
MN
55144
St.
Paul,
3M
Center
C
3M
COPYRIGHT
TITLE
REV.
DRAWING
NO.
CAGE
NUMBER
DET.
LISTS
SIZE
MODEL
SHT
OF
A
B
3M
3749-20
Cable
Pin
Attachment
#
Wire
#
Ground
Layer
01
A01
02
Ground
Layer
03
A02
-
A03
04
A02
-
A03
05
A02
-
A03
06
A02
-
A03
07
Ground
Layer
08
A05
09
A06
10
A07
11
A08
12
Ground
Layer
13
A09
-
A10
14
A09
-
A10
15
A09
-
A10
16
A09
-
A10
17
Ground
Layer
18
Ground
Layer
19
A11
20
C
DD
C
B
A
12345678
87654321
3M
SL8802
Cable
Pin
Attachment
#
Wire
#
Ground
Layer
GND
A13
pr_01
A14
pr_01
A16
pr_02
A17
pr_02
Ground
Layer
pr_03
A19
pr_03
A21
pr_04
A22
pr_04
Ground
Layer
GND
A25
pr_05
A26
pr_05
A29
pr_06
A30
pr_06
A32
pr_07
A33
pr_07
Ground
Layer
GND
A35
pr_08
A36
pr_08
A39
pr_09
A40
pr_09
A43
pr_10
A44
pr_10
A47
pr_11
A48
pr_11
Ground
Layer
GND
Imaged:
B.2
5/8/2013
1:03
PM
UTC-05:00