V54C365164VC datasheet(21/54 Pages) MOSEL

Part #	V54C365164VC

Description	HIGH PERFORMANCE 166/143/125 MHz 3.3 VOLT 4M X 16 SYNCHRONOUS DRAM 4 BANKS X 1Mbit X 16

PDF	54 Pages

Scroll/Zoom	100%

Manufacturer	MOSEL [Mosel Vitelic, Corp]

Direct Link	http://www.moselvitelic.com

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21 / 54 page

V54C365164VC Rev. 0.8 July 2001

MOSEL VITELIC

V54C365164VC

6.2 Write Interrupted by a Read

(Burst Length = 4, CAS latency = 2, 3, 4)

7. Burst Write with Auto-Precharge

Burst Length = 2, CAS latency = 2, 3, 4)

COMMAND

NOP

WRITE A

READ B

NOP

tCK2, I/O’s

CAS latency = 2

DIN A0

tCK3, I/O’s

CAS latency = 3

DIN A0

tCK4, I/O’s

CAS latency = 4

DIN A0

CLK

Input data for the Write is ignored.

DOUT B3

DOUT B0

DOUT B1

DOUT B2

DOUT B3

DOUT B0

DOUT B1

DOUT B2

don’t care

DOUT B0

DOUT B1

DOUT B2

Input data must be removed from the I/O’s at least one clock

cycle before the Read dataAPpears on the outputs to avoid

data contention.

COMMAND

NOP

WRITE A

Auto-Precharge

CLK

NOP

BANK A

ACTIVE

NOP

DIN A0

DIN A1

DIN A0

DIN A1

I/O’s

CAS latency = 3

I/O’s

CAS latency = 2

I/O’s

CAS latency = 4

Begin Autoprecharge

Bank can be reactivated after trp

tWR

tRP

DIN A0

DIN A1

tWR

tRP

NOP

V54C365164VC Datasheet(PDF) 21 Page - Mosel Vitelic, Corp

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