K4J55323QF-GC Datasheet, PDF (46/49 Pages) Samsung semiconductor – 256Mbit GDDR3 SDRAM

K4J55323QF-GC
256M GDDR3 SDRAM
DC CHARACTERISTICS
(Recommended operating conditions unless otherwise noted, 0°C ≤ Tc ≤85°C )
Parameter
Symbol
Test Condition
Operating Current
(One Bank Active)
ICC1
Burst Length=4 tRC ≥ tRC(min). IOL=0mA, tCC=
tCC(min). DQ,DM,DQS inputs changing twice
per clock cycle. Address and control inputs
changing once per clock cycle
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
Operating Current
( Burst Mode)
Refresh Current
Self Refresh Current
Operating Current
(4Bank interleaving)
ICC2P
CKE ≤ VIL(max), tCC= tCC(min)
ICC2N
CKE ≥ VIH(min), CS ≥ VIH(min),tCC= tCC(min)
Address and control inputs changing once per
clock cycle
ICC3P
CKE ≤ VIL(max), tCC= tCC(min)
ICC3N
CKE ≥ VIH(min), CS ≥ VIH(min), tCC= tCC(min)
DQ,DM,DQS inputs changing twice per clock
cycle. Address and control inputs changing
once per clock cycle
ICC4
IOL=0mA ,tCC= tCC(min),
Page Burst, All Banks activated. DQ,DM,DQS
inputs changing twice per clock cycle. Address
and control inputs changing once per clock.
ICC5
tRC≥ tRFC
-GC
ICC6
CKE ≤ 0.2V
-GL
ICC7
Burst Length=4 tRC ≥ tRC(min). IOL=0mA, tCC=
tCC(min). DQ,DM,DQS inputs changing twice
per clock cycle. Address and control inputs
changing once per clock cycle
Note : 1. Measured with outputs open and ODT off
2. Refresh period is 32ms
3. Measured current at VDD & VDDQ = 2.0V
-14
505
140
220
175
385
940
440
1060
Version
-15
-16
500
495
140
135
215
200
170
160
380
350
935
865
435
420
20
5
1055 970
Unit
-20
485 mA
130 mA
185 mA
145 mA
265 mA
750 mA
390 mA
mA
mA
950 mA
CAPACITANCE (VDD=2.0V, TA= 25°C, f=1MHz)
Parameter
Input capacitance ( CK, CK )
Input capacitance (A0~A11, BA0~BA1)
Input capacitance
( CKE, CS, RAS,CAS, WE )
Data & DQS input/output capacitance(DQ0~DQ31)
Input capacitance(DM0 ~ DM3)
Symbol
CIN1
CIN2
CIN3
COUT
CIN4
Min
2.0
2.0
2.0
3.5
3.5
- 46 -
Max
3.0
3.0
3.0
4.5
4.5
Unit
pF
pF
pF
pF
pF
Rev 1.8 (Apr. 2005)