K4X56163PI 데이터 시트보기 (PDF) - Samsung

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K4X56163PI

16Mx16 Mobile DDR SDRAM

Samsung 

K4X56163PI - L(F)E/G

8. Functional Description

POWER

APPLIED

POWER

ON

PRECHARGE

ALL BANKS

EMRS

MRS

Mobile DDR SDRAM

Figure 1. State diagram

CKEH

MRS

DEEP

POWER

DOWN

PARTIAL

SELF

REFRESH SELF

DEEP

REFRESH

POWER

DOWN

REFS

IDLE

ALL BANKS

PRECHARGED

REFSX

REFA

CKEL

AUTO

REFRESH

CKEH

ACT

POWER

DOWN

POWER

DOWN

CKEH

CKEL

WRITE

ROW

ACTIVE

BURST STOP

READ

WRITEA

WRITE

WRITEA READA

READ

READ

WRITEA

WRITEA

READA

PRE

PRE

PRE

READA

READA

PRE

PRECHARGE

PREALL

Automatic Sequence

Command Sequence

-8-

October 2007

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