Kingston Technology 256MB 184PIN RIMM RDRAM PC800-40 ECC KVR800A18-8/256 Data Sheet
Product codes
KVR800A18-8/256
Document No. VALUERAM0241-001.A00
Page 4
RIMM MODULE FUNCTIONAL BLOCK DIAGRAM
DQA8
DQA7
DQA6
DQA5
DQA4
DQA3
DQA2
DQA1
DQA0
CF
M
M
CF
M
M
N
CT
M
M
CT
M
M
N
RO
W
2
2
RO
W
1
1
RO
W
0
0
COL
4
COL
3
COL
2
COL
1
COL
0
DQB0
DQB1
DQB2
DQB3
DQB4
DQB5
DQB6
DQB7
DQB8
SIO0
SIO1
SCK
CMD
Vref
SIO1
SCK
CMD
Vref
RDRAM (288Mb)
RDQA8
RDQA7
RDQA6
RDQA5
RDQA4
RDQA3
RDQA2
RDQA1
RDQA0
RCF
M
RCF
M
N
RCT
M
RCT
M
N
RR
O
W
2
2
RR
O
W
1
1
RR
O
W
0
0
RCOL
4
RCOL
3
RCOL
2
RCOL
1
RCOL
0
RDQB0
RDQB1
RDQB2
RDQB3
RDQB4
RDQB5
RDQB6
RDQB7
RDQB8
LDQA
8
LDQA
7
LDQA
6
LDQA
5
LDQA
4
LDQA
3
LDQA
2
LDQA
1
LDQA
0
LC
FM
FM
LC
F
F
M
N
LC
TM
TM
LC
T
T
M
N
LR
O
O
W
2
2
LR
O
O
W
1
1
LR
O
O
W
0
0
LC
O
O
L
4
LC
O
O
L
3
LC
O
O
L
2
LC
O
O
L
1
LC
O
O
L
0
LDQB
0
LDQB
1
LDQB
2
LDQB
3
LDQB
4
LDQB
5
LDQB
6
LDQB
7
LDQB
8
U1
.
.
.
.
.
SI
N
N
LS
C
C
K
LC
M
M
D
V
RE
F
SO
UT
RSCK
RCM
D
Vdd
Gnd
2 per
RDRAM
RDRAM
SCL
SDA
A0 A1
SCL
SA0
SA1
SA1
SDA
Serial Presence Detect
Note 1. Rambus Channel signals form a loop through
the RIMM module, with the exception of the SIO chain.
the RIMM module, with the exception of the SIO chain.
DQA8
DQA7
DQA6
DQA5
DQA4
DQA3
DQA2
DQA1
DQA0
CF
M
M
CF
M
M
N
CT
M
M
CT
M
M
N
RO
W
2
2
RO
W
1
1
RO
W
0
0
COL4
COL3
COL2
COL1
COL0
DQB0
DQB1
DQB2
DQB3
DQB4
DQB5
DQB6
DQB7
DQB8
SIO0
SIO1
SCK
CMD
Vref
SIO1
SCK
CMD
Vref
DQA8
DQA7
DQA6
DQA5
DQA4
DQA3
DQA2
DQA1
DQA0
CF
M
M
CF
M
M
N
CT
M
M
CT
M
M
N
RO
W
2
2
RO
W
1
1
RO
W
0
0
COL4
COL3
COL2
COL1
COL0
DQB0
DQB1
DQB2
DQB3
DQB4
DQB5
DQB6
DQB7
DQB8
SIO0
SIO1
SCK
CMD
Vref
SIO1
SCK
CMD
Vref
DQA8
DQA7
DQA6
DQA5
DQA4
DQA3
DQA2
DQA1
DQA0
CF
M
M
CF
M
M
N
CT
M
M
CT
M
M
N
RO
W
2
2
RO
W
1
1
RO
W
0
0
COL4
COL3
COL2
COL1
COL0
DQB0
DQB1
DQB2
DQB3
DQB4
DQB5
DQB6
DQB7
DQB8
SIO0
SIO1
SCK
CMD
Vref
SIO1
SCK
CMD
Vref
V
REF
Gnd
1 per
2 RDRAMs
2 RDRAMs
V
CMOS
Gnd
1 per
2 RDRAMs
2 RDRAMs
A2
SA2
WP
SWP
U0
Vcc
SV
DD
0.1
mF
0.1
mF
0.1
mF
SV
DD
Gnd
0.1
mF
.
.
.
Plus one
Near Connector
Module
Capacity
N
512 MB
16
UN
U2
U3
Note 2. See Serial Presence Detection Specification for
information on the SPD device and its contents.
information on the SPD device and its contents.
128 MB
4
ValueRAM by Kingston®
RDRAM (288Mb)
RDRAM (288Mb)
RDRAM (288Mb)
64 MB
2
256 MB
8