A43L0616BV-7UF Ver la hoja de datos (PDF) - AMIC Technology

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A43L0616BV-7UF

512K X 16 Bit X 2 Banks Synchronous DRAM

AMIC Technology 

8. Burst Stop & Precharge Interrupt

1) Write Interrupted by Precharge (BL=4)

CLK

CMD

WR

PRE

DQM

DQ

D0 D1 D2 D3

tRDL

Note 1

3) Read Interrupted by Precharge (BL=4)

CLK

CMD

RD

DQ(CL2)

PRE

Q0

Note 3

Q1 1

DQ(CL3)

Q0 Q1 2

A43L0616B

2) Write Burst Stop (BL=8)

CLK

CMD

WR

STOP

DQ

D0 D1 D2

tBDL (note 2)

4) Read Burst Stop (BL=4)

CLK

CMD

RD

DQ(CL2)

STOP

Q0 Q1

Note 3

1

DQ(CL3)

Q0 Q1 2

9. MRS

Mode Register Set

CLK

CMD

Note 4

PRE

tRP

MRS ACT

1CLK

Note : 1. tRDL : 2CLK, Last Data in to Row Precharge.

2. tBDL : 1CLK, Last Data in to Burst Stop Delay.

3. Number of valid output data after Row precharge or burst stop : 1,2 for CAS latency=2,3 respectively.

4. PRE : Both banks precharge if necessary.

MRS can be issued only at all bank precharge state.

PRELIMINARY (May, 2005, Version 0.0)

19

AMIC Technology, Corp.

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