A45L9332AE Ver la hoja de datos (PDF) - AMIC Technology

Número de pieza

componentes Descripción

Lista de partido

A45L9332AE

256K X 32 Bit X 2 Banks Synchronous Graphic RAM

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

A45L9332A Series

2) Write Burst Stop (Full Page Only)

CLK

CMD

WR

STOP

DQ

D0 D1 D2

tBDL

4) Read Burst Stop (Full Page Only)

CLK

CMD

RD

DQ(CL2)

STOP

Q0 Q1

Note 3

1

DQ(CL3)

Q0 Q1 2

9. MRS & SMRS

2) Mode Register Set

CLK

CMD

Note 4

PRE

tRP

MRS ACT

1CLK

2) Special Mode Register Set

CLK

CMD

SMRS ACT SMRS SMRS BW

1CLK 1CLK 1CLK 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 (October, 2001, Version 0.1)

23

AMIC Technology, Inc.

Share Link: