256MB, 512MB, 1GB Unbuffered DIMM
Rev. 1.1 February 2004
SDRAM
M374S6553ETS (64M x 72, 512MB Module)
DC CHARACTERISTICS
(Recommended operating condition unless otherwise noted, TA = 0 to 70
°C)
Parameter
Symbol
Test Condition
Version
Unit
Note
7A
Operating current
(One bank active)
ICC1
Burst length = 1
tRC
≥ tRC(min)
IO = 0 mA
810
mA
1
Precharge standby current
in power-down mode
ICC2P
CKE
≤ VIL(max), tCC = 10ns
18
mA
ICC2PS
CKE & CLK
≤ VIL(max), tCC =∞
18
Precharge standby current
in non power-down mode
ICC2N
CKE
≥ VIH(min), CS ≥ VIH(min), tCC = 10ns
Input signals are changed one time during 20ns
180
mA
ICC2NS
CKE
≥ VIH(min), CLK ≤ VIL(max), tCC =∞
Input signals are stable
90
Active standby current in
power-down mode
ICC3P
CKE
≤ VIL(max), tCC = 10ns
55
mA
ICC3PS
CKE & CLK
≤ VIL(max), tCC =∞
55
Active standby current in
non power-down mode
(One bank active)
ICC3N
CKE
≥ VIH(min), CS ≥ VIH(min), tCC = 10ns
Input signals are changed one time during 20ns
270
mA
ICC3NS
CKE
≥ VIH(min), CLK ≤ VIL(max), tCC =∞
Input signals are stable
225
mA
Operating current
(Burst mode)
ICC4
IO = 0 mA
Page burst
4Banks activated
tCCD = 2CLKs
900
mA
1
Refresh current
ICC5
tRC
≥ tRC(min)
1,800
mA
2
Self refresh current
ICC6
CKE
≤ 0.2V
27
mA
(Recommended operating condition unless otherwise noted, TA = 0 to 70
°C)
Parameter
Symbol
Test Condition
Version
Unit
Note
7A
Operating current
(One bank active)
ICC1
Burst length = 1
tRC
≥ tRC(min)
IO = 0 mA
960
mA
1
Precharge standby current
in power-down mode
ICC2P
CKE
≤ VIL(max), tCC = 10ns
32
mA
ICC2PS
CKE & CLK
≤ VIL(max), tCC =∞
32
Precharge standby current
in non power-down mode
ICC2N
CKE
≥ VIH(min), CS ≥ VIH(min), tCC = 10ns
Input signals are changed one time during 20ns
320
mA
ICC2NS
CKE
≥ VIH(min), CLK ≤ VIL(max), tCC =∞
Input signals are stable
160
Active standby current in
power-down mode
ICC3P
CKE
≤ VIL(max), tCC = 10ns
100
mA
ICC3PS
CKE & CLK
≤ VIL(max), tCC =∞
100
Active standby current in
non power-down mode
(One bank active)
ICC3N
CKE
≥ VIH(min), CS ≥ VIH(min), tCC = 10ns
Input signals are changed one time during 20ns
480
mA
ICC3NS
CKE
≥ VIH(min), CLK ≤ VIL(max), tCC =∞
Input signals are stable
400
mA
Operating current
(Burst mode)
ICC4
IO = 0 mA
Page burst
4Banks activated
tCCD = 2CLKs
1,040
mA
1
Refresh current
ICC5
tRC
≥ tRC(min)
1,840
mA
2
Self refresh current
ICC6
CKE
≤ 0.2V
48
mA
M366S2953BTS (128M x 64, 1GB Module)
Notes : 1. Measured with outputs open.
2. Refresh period is 64ms.