beautypg.com

5 interleaved bank write (burst length = 8) – Rainbow Electronics W9864G2GH User Manual

Page 28

background image

W9864G2GH

- 28 -

Operating Timing Example, continued

14.5 Interleaved Bank Write (Burst Length = 8)

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

t

RC

t

RAS

t

RP

t

RAS

t

RCD

t

RCD

t

RCD

t

RRD

t

RRD

RAa

RAa

CAx

RBb

RBb

CBy

RAc

RAc

CAz

ax0

ax1

by4

by5

by6

by7

CZ0

CZ1

CZ2

(CLK = 100 MHz)

Write

Precharge

Active

Active

Write

Precharge

Active

Write

CLK

DQ

CKE

DQM

A0-A9

A10

BS1

WE

CAS

RAS

CS

Idle

Bank #0

Bank #1

Bank #2

Bank #3

BS0

ax4

ax5

ax6

ax7

by0

by1

by2

by3