Rainbow Electronics W9864G2GH User Manual

Page 43

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W9864G2GH

Publication Release Date: August 16 ,2006

- 43 -

Revision A01

14.20 Timing Chart of Burst Stop Cycle (Precharge Command)

0

1

11

10

9

8

7

6

5

4

3

2

(1) Read cycle

(a) CAS latency =2

Command

Q0

Q1

Q2

Q3

Q4

PRCG

Read

(b) CAS latency =3

Command

Q0

Q1

Q2

Q3

Q4

PRCG

Read

DQ

DQ

(2) Write cycle

(a) CAS latency =2

Command

Q0

Q1

Q2

Q3

Q4

PRCG

Write

(b) CAS latency =3

Command

Q0

Q1

Q2

Q3

Q4

Write

DQ

DQ

DQM

DQM

PRCG

tWR

tWR

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