DDR2-400, 533
Single Rank, x8 Registered SDRAM DIMMs
Absolute Maximum Ratings:
Exposure to stresses greater than these absolute maximum rating conditions for extended periods may affect
reliability of the module.
Symbol
V
DD
V
DD
Q
V
DD
L
V
IN
, V
OUT
T
STG
T
OPR
I
IL
I
OL
Parameter
V
DD
supply voltage relative to V
SS
V
DD
Q supply voltage relative to V
SS
V
DD
L supply voltage relative to V
SS
Voltage on any pin relative to V
SS
Storage temperature (T
case
)
Operating Temperature (Ambient)
Input Leakage Current; Any input 0V
≤
V
IN
≤
0.95V
Output Leakage Current; 0V
≤
V
OUT
≤
V
DD
Q; DQS and ODT are disabled
Min
-1.0
-0.5
-0.5
-0.5
-55
0
-5
-5
Max Units
2.3
2.3
2.3
2.3
+100
+55
5
5
V
V
V
V
°C
°C
µA
µA
DC Operating Conditions:
Parameter
Supply Voltage
V
DD
L Supply Voltage
I/O Supply Voltage
I/O Reference Voltage
I/O Termination Voltage (system)
Symbol
V
DD
V
DD
L
V
DD
Q
V
REF
V
TT
Min
1.7
1.7
1.7
0.49 x V
DD
Q
V
REF
- 40
Nom
1.8
1.8
1.8
0.50 x V
DD
Q
V
REF
Max
1.9
1.9
1.9
0.51 x V
DD
Q
V
REF
+ 40
Units Notes
V
V
V
V
mV
1
4
4
2
3
NOTE:
1. V
DD
and V
DD
Q must keep track of each other. V
DD
Q cannot exceed the value of V
DD
2. V
REF
is expected to equal V
DD
Q/2 of the transmitting device and to track variations in the DC level of the same
3. V
TT
is not applied directly to the device. V
TT
is a system supply for signal termination resistors, is expected to
be set equal to V
REF
and must track variations in the DC level of V
REF
4. V
DD
Q must tracks V
DD
; and V
DD
L tracks V
DD
Input/Output Capacitance:
V
DD
= +1.8V ± 0.1V, V
DD
Q = +1.8V ± 0.1V, V
REF
= V
SS
, f =100MHz, 0°C<T
OPR
<+55°C, V
OUT
(DC) = V
DD
Q/2
Parameter
Input Capacitance:
CK,
CK
Delta Input Capacitance:
CK,
CK
Input Capacitance: BA0, BA1, A0-A12,
CS
,
RAS
,
CAS
,
WE
, CKE, ODT
Delta Input Capacitance: BA0, BA1, A0-A12,
CS
,
RAS
,
CAS
,
WE
, CKE, ODT
Input/Output Capacitance: DQs, DQS, DM, NF
Delta Input/Output Capacitance: DQs, DQS, DM, NF
Symbol
CCK
CDCK
CI
CDI
CIO
CDIO
Min
1.0
-
1.0
-
3.0
-
Max
2.0
0.25
2.0
0.25
4.0
0.5
Units
pF
pF
pF
pF
pF
pF
DDR2_RDIMM_1 rank_x8_spec
Rev. 1.0 - December, 04
Wintec Industries, Inc., reserves the right to change datasheets and/or products without any notice.
2004 Wintec Industries, Inc.
4
XILINX [ XILINX, INC ]
