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WV3HG128M72EEU403PD4SG Datasheet(PDF) 4 Page - White Electronic Designs Corporation

Part # WV3HG128M72EEU403PD4SG
Description  1GB - 128Mx72 DDR2 SDRAM UNBUFFERED, SO-DIMM w/PLL
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Manufacturer  WEDC [White Electronic Designs Corporation]
Direct Link  http://www.whiteedc.com
Logo WEDC - White Electronic Designs Corporation

WV3HG128M72EEU403PD4SG Datasheet(HTML) 4 Page - White Electronic Designs Corporation

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WV3HG128M72EEU-PD4
May 2006
Rev. 0
ADVANCED
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
DC OPERATING CONDITIONS
All voltages referenced to VSS
Parameter
Symbol
Min
Typical
Max
Unit
Notes
Supply Voltage
VCC
1.7
1.8
1.9
V
3
I/O Reference Voltage
VREF
0.49 x VCC
0.50 x VCC
0.51 x VCC
V1
I/O Termination Voltage
VTT
VREF-0.04
VREF
VREF+0.04
V
2
SPD Supply Voltage
VCCSPD
1.7
-
3.6
V
Notes:
1
VREF is expected to equal VCC/2 of the transmitting device and to track variations in the DC level of the same. Peak-to-peak noise on VREF may not exceed +/-1 percent of the
DC value. Peak-to-peak AC noise on VREF may not exceed +/-2 percent of VREF. This measurement is to be taken at the nearest VREF bypass capacitor.
2. VTT is not applied directly to the device. VTT is a system supply for signal termination resistors, is expected to be set equal to VREF and must track variations in the DC level of VREF.
3. VCCQ of all IC's are tied to VCC.
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Min
Max
Units
VCC
Voltage on VCC pin relative to VSS
-0.5
2.3
V
VIN, VOUT
Voltage on any pin relative to VSS
-0.5
2.3
V
IL
Input leakage current; Any input 0V<VIN<VCC; VREF input
0V,VIN,0.95V; Other pins not under test = 0V
Command/Address,
RAS#, CAS#, WE#,
-45
45
µA
CS#, CKE
-45
45
µA
CK, CK#
-10
10
µA
DM
-5
5
µA
IOZ
Output leakage current; 0V<VIN<VCC; DQs and ODT are disable
DQ, DQS, DQS#
-5
5
µA
IVREF
VREF leakage current; VREF = Valid VREF level
-18
18
µA
INPUT/OUTPUT CAPACITANCE
TA=25°C, f=100MHz
Parameter
Symbol
Min
Max
Unit
Input capacitance (0A~A13, BA0~BA1,
RAS#, CAS#, WE#)
CIN113
22
pF
Input capacitance (CKE0) (ODT0)
CIN213
22
pF
Input capacitance (CS0#)
CIN313
22
pF
Input capacitance (CK, CK#)
CIN46
7
pF
Input capacitance (DM0~DM8),
(DQS0~DQS8)
CIN5 (665)
6.5
7.5
pF
CIN5 (534, 403)
6.5
8
pF
Input capacitance (DQ0~DQ63),
(CB0~CB7)
COUT1 (665)
6.5
7.5
pF
COUT1 (534, 403)
6.5
8
pF


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