STV-674 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

STV-674

Tri-mode CMOS digital camera co-processor

STMicroelectronics 

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STV0674

4.3 SDRAM interface

Detailed Specifications

Read/write timing diagrams for external synchronous DRAM

Figure 3: SDRAM read timing

DCLK

CKE

Command

A0-9,BA

A10

DQM

DQ

tCK

tCL

tCH

tCMS tCMH

ACTIVE

READ

ROW

ROW

tAS

tAH

tCMS

NOP

COLUMN

PRECHARGE NOP

tAC

tOH

tCMH

tRCD

DOUT M

CAS Latency

tRAS

DOUT M + 1 DOUT M + 2 DOUT M + 3

tRC

tRP

DQ sample DQ sample DQ sample DQ sample

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