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W3DG648V7D1 Datasheet(PDF) 4 Page - White Electronic Designs Corporation

Part # W3DG648V7D1
Description  64MB - 2x4Mx64 SDRAM, UNBUFFERED
Download  6 Pages
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Manufacturer  WEDC [White Electronic Designs Corporation]
Direct Link  http://www.whiteedc.com
Logo WEDC - White Electronic Designs Corporation

W3DG648V7D1 Datasheet(HTML) 4 Page - White Electronic Designs Corporation

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W3DG648V-D1
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
July 2005
Rev. 6
OPERATING CURRENT CHARACTERISTICS
(VCC = 3.3V, TA = 0°C to +70°C)
Notes: 1. Measured with outputs open.
2. Refresh period is 64ms.
Version
Parameter
Symbol
Conditions
133/100
Units
Note
Operating Current
(One bank active)
ICC1
Burst Length = 1
tRC
≤ tRC(min)
IOL = 0mA
1,000
mA
1
Precharge Standby Current
in Power Down Mode
ICC2P
CKE
≤ VIL(max), tCC = 10ns
16
mA
ICC2PS
CKE & CLK
≤ VIL(max), tCC = ∞
16
Precharge Standby Current
in Non-Power Down Mode
ICC2N
CKE
≥ VIH(min), CS ≥ VIH(min), tcc =10ns
Input signals are charged one time during 20
240
mA
ICC2NS
CKE
≥ VIH(min), CLK ≥VIL(max), tCC = ∞
Input signals are stable
120
Active Standby Current in
Power-Down Mode
ICC3P
CKE
≥ VIL(max), tCC = 10ns
50
mA
ICC3PS
CKE & CLK
≤ VIL(max), tCC = ∞
50
Active Standby Current in
Non-Power Down Mode
ICC3N
CKE
≥ VIH(min), CS ≥ VIH(min), tcc = 10ns
Input signals are changed one time during 20ns
360
mA
ICC3NS
CKE
≥ VIH(min), CLK ≤ VIL(max), tcc = ∞
Input signals are stable
240
mA
Operating Current (Burst mode)
ICC4
Io = mA
Page burst
4 Banks activated
tCCD = 2CLK
1,200
mA
1
Refresh Current
ICC5
tRC
≥ tRC(min)
1,840
mA
2
Self Refresh Current
ICC6
CKE
≤ 0.2V
24
mA


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