K4D551638F-LC40000 Samsung, K4D551638F-LC40000 Datasheet - Page 11

• Manufacturer Part Number: K4D551638F-LC40000
• Description: No Discount To Anyone!
• Manufacturer: Samsung

AC INPUT OPERATING CONDITIONS
Recommended operating conditions Unless Otherwise Noted, T
DC CHARACTERISTICS
K4D551638F-TC
Recommended operating conditions(Voltage referenced to V
Note :
Operating Current
(One Bank Active)
Precharge Standby Current
in Power-down mode
Precharge Standby Current
in Non Power-down mode
Active Standby Current
power-down mode
Active Standby Current in
in Non Power-down mode
Note : 1. Measured with outputs open.
Operating Current
Refresh Current
Self Refresh Current
Operating Current
Input High (Logic 1) Voltage; DQ
Input Low (Logic 0) Voltage; DQ
Clock Input Differential Voltage; CK and CK
Clock Input Crossing Point Voltage; CK and CK
(Burst Mode)
(4Bank Interleaving)
1. V
2. The value of V
2. Refresh period is 64ms
Parameter
ID
is the magnitude of the difference between the input level on CK and the input level on CK
Parameter
IX
is expected to equal 0.5*V
Symbol
I
I
I
I
I
I
I
I
I
CC1
CC2
CC2
CC3
CC3
CC4
CC5
CC6
CC7
P
N
P
N
Burst Lenth=2
I
CKE ≤ V
CKE ≥ V
t
CKE ≤ V
CKE ≥ VIH(min), CS ≥ VIH(min),
t
t
Page Burst, All Banks activated.
t
CKE ≤ 0.2V
Burst Length=4
I
OL
OL
CC
CC
RC
RC
=0mA, t
=0mA,
=
=
≥
≥
t
t
t
t
CC
CC
RFC
RFC
(min)
Test Condition
(min)
IL
IH
IL
(min)
(min)
(max),
(max),
t
(min), CS ≥ V
CC
DDQ
CC
Symbol
=
=
t
t
t
, t
RC
V
V
V
of the transmitting device and must track variations in the DC level of the same
RC
CC
V
t
t
t
RC
CC
IH
ID
IX
IL
CC
CC
(min)
≥
≥
SS
(min)
=
=
≥
t
t
RFC
=0V, V
RC
t
t
t
CC
CC
RFC
- 11 -
IH
(min)
(min)
(min)
(min)
(min),
(min)
0.5*V
DD
V
A
REF
=0 to 65
=2.6V+ 0.1V, V
Min
0.7
DDQ
+0.35
-
210
100
405
275
520
-33
-0.2
50
70
6
4
°
C)
205
400
270
515
-36
45
65
95
DDQ
6
4
Typ
-
-
-
-
=2.6V+ 0.1V ,T
Version
165
320
220
410
-40
37
60
80
256M GDDR SDRAM
5
4
0.5*V
V
V
REF
DDQ
Max
150
250
200
380
-50
25
55
75
DDQ
4
3
-
A
-0.35
+0.6
=0 to 65°C)
Rev 2.1 (Apr. 2005)
+0.2
125
200
180
350
-60
20
35
56
3
3
Unit
V
V
V
V
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
Note
Note
1
2
1
2