PCI-104 Connector

The PCI-104 connector is a stack-through 4 x 30-pins 2mm pitch connector. The connector pins are protected by a connector shroud installed on the bottom of the PC board.

U4H264PCI104Connector

PCI-104 connector

PCI-104 connector pins assignment

Pin #

Pin name

Row A

Row B

Row C

Row D

1

GND

Reserved(*)

+5V(**)

AD00

2

VI/O

AD02

AD01

+5V(**)

3

AD05

GND

AD04

AD03

4

C/BE0#

AD07

GND

AD06

5

GND

AD09

AD08

GND

6

AD11

VI/O

AD10

M66EN (****)

7

AD14

AD13

GND

AD12

8

+3.3V(*)

C/BE1#

AD15

+3.3V(*)

9

SERR#

GND

Reserved

PAR

10

GND

PERR#

+3.3V(*)

Reserved

11

STOP#

+3.3V(*)

LOCK#

GND

12

+3.3V(*)

TRDY#

GND

DEVSEL#

13

FRAME#

GND

IRDY#

+3.3V(*)

14

GND

AD16

+3.3V(*)

C/BE2#

15

AD18

+3.3V(*)

AD17

GND

16

AD21

AD20

GND

AD19

17

+3.3V(*)

AD23

AD22

+3.3V(*)

18

IDSEL0

GND

IDSEL1

IDSEL2

19

AD24

C/BE3#

VI/O

IDSEL3

20

GND

AD26

AD25

GND

21

AD29

+5V(**)

AD28

AD27

22

+5V

AD30

GND

AD31

23

REQ0#

GND

REQ1#

VI/O

24

GND

REQ2#

+5V(**)

GNT0#

25

GNT1#

VI/O

GNT2#

GND

26

+5V(**)

CLK0

GND

CLK1

27

CLK2

+5V(**)

CLK3

GND

28

GND

INTD#

+5V(**)

RST#

29

+12V(***)

INTA#

INTB#

INTC#

30

-12V(*)

REQ3#

GNT3#

GND

(*) These pins are not connected.

(**) The "+5V" pins are connected only when the "+5V supply assembly option" is selected.

(***) The "+12V" pin is connected only when the "+12V supply assembly option" is selected

(****) The M66EN pin is unconnected according to the PCI-104 specification for 66 MHz capable PCI-104 Add-on modules as recommended in the PCI-104 standard.