MC-4R64CPE6C Datasheet, PDF (14/16 Pages) NEC – Direct Rambus DRAM RIMM Module 64M-BYTE 32M-WORD x 16-BIT

MC-4R64CPE6C
184 EDGE CONNECTOR PADS RIMM (SOCKET TYPE) (2/2)
A
EO^;;;;;; _{;;;;;;;;;;;;;;;;;;;;;;;;;;;; Pad A1}
C
B
E
F
C
Pad A92 ^G
L^D
H
ITEM
A
B
C
D
E
F
G
H
DESCRIPTION
PCB length
MIN. TYP. MAX.
133.22 133.35 133.48
UNIT
mm
PCB height for 1.25" RIMM Module
31.62 31.75 31.88
mm
Center-center pad width from pad A1 to A46,
P _{A47 to A92, B1 to B46 or B47 to B92}
Spacing from PCB left edge to connector key notch
44.95 45.00 45.05
mm
-
55.175
-
mm
Spacing from contact pad PCB edge
r ^{to side edge retainer notch}
PCB thickness
-
17.78
-
mm
1.17 1.27 1.37
mm
o Heat spreader thickness from PCB surface (one side) to
-
heat spreader top surface
duct ^{RIMM thickness}
-
-
3.09
mm
-
4.46
mm
14
Preliminary Data Sheet E0051N11