HMT325S6CFR8C Ver la hoja de datos (PDF) - Hynix Semiconductor

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HMT325S6CFR8C

204pin DDR3 SDRAM SODIMM

Hynix Semiconductor 

Table 4 - IDD1 Measurement-Loop Patterna)

Datab)

00

ACT 0 0 1 1 0 0 00 0 0 0 0

-

1,2

D, D 1 0 0 0 0 0 00 0 0 0 0

-

3,4

D, D 1 1 1 1 0 0 00 0 0 0 0

-

...

repeat pattern 1...4 until nRCD - 1, truncate if necessary

nRCD

RD 0 1 0 1 0 0 00 0 0 0 0 00000000

...

repeat pattern 1...4 until nRAS - 1, truncate if necessary

nRAS

PRE 0 0 1 0 0 0 00 0 0 0 0

-

...

repeat pattern 1...4 until nRC - 1, truncate if necessary

1*nRC+0

ACT 0 0 1 1 0 0 00 0 0 F 0

-

1*nRC+1,2

D, D 1 0 0 0 0 0 00 0 0 F 0

-

1*nRC+3,4

D, D 1 1 1 1 0 0 00 0 0 F 0

-

...

repeat pattern nRC + 1,...4 until nRC + nRCE - 1, truncate if necessary

1*nRC+nRCD RD 0 1 0 1 0 0 00 0 0 F 0 00110011

...

repeat pattern nRC + 1,...4 until nRC + nRAS - 1, truncate if necessary

1*nRC+nRAS PRE 0 0 1 0 0 0 00 0 0 F 0

-

...

repeat pattern nRC + 1,...4 until *2 nRC - 1, truncate if necessary

1 2*nRC

repeat Sub-Loop 0, use BA[2:0] = 1 instead

2 4*nRC

repeat Sub-Loop 0, use BA[2:0] = 2 instead

3 6*nRC

repeat Sub-Loop 0, use BA[2:0] = 3 instead

4 8*nRC

repeat Sub-Loop 0, use BA[2:0] = 4 instead

5 10*nRC

repeat Sub-Loop 0, use BA[2:0] = 5 instead

6 12*nRC

repeat Sub-Loop 0, use BA[2:0] = 6 instead

7 14*nRC

repeat Sub-Loop 0, use BA[2:0] = 7 instead

a) DM must be driven LOW all the time. DQS, DQS are used according to RD Commands, otherwise MID-

LEVEL.

b) Burst Sequence driven on each DQ signal by Read Command. Outside burst operation, DQ signals are

MID_LEVEL.

Rev. 1.0/Sep. 2012

41

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