Rainbow Electronics W9864G6GB User Manual

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W9864G6GB

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11.

CAPACITANCE............................................................................................................................ 14

12.

DC CHARACTERISTICS ............................................................................................................. 15

13.

AC CHARACTERISTICS ............................................................................................................. 16

14.

TIMING WAVEFORMS ................................................................................................................ 19

14.1

Command Input Timing ..................................................................................................... 19

14.2

Read Timing ...................................................................................................................... 20

14.3

Control Timing of Input Data ............................................................................................. 21

14.4

Control Timing of Output Data........................................................................................... 22

14.5

Mode Register Set Cycle................................................................................................... 23

15.

OPERATING TIMING EXAMPLE................................................................................................. 24

15.1

Interleaved Bank Read (Burst Length = 4, CAS Latency = 3) .......................................... 24

15.2

Interleaved Bank Read (Burst Length = 4, CAS Latency = 3, Autoprecharge)................. 25

15.3

Interleaved Bank Read (Burst Length = 8, CAS Latency = 3) .......................................... 26

15.4

Interleaved Bank Read (Burst Length = 8, CAS Latency = 3, Autoprecharge)................. 27

15.5

Interleaved Bank Write (Burst Length = 8) ........................................................................ 28

15.6

Interleaved Bank Write (Burst Length = 8, Autoprecharge) .............................................. 29

15.7

Page Mode Read (Burst Length = 4, CAS Latency = 3) ................................................... 30

15.8

Page Mode Read/Write (Burst Length = 8, CAS Latency = 3).......................................... 31

15.9

Autoprecharge Read (Burst Length = 4, CAS Latency = 3).............................................. 32

15.10

Autoprecharge Write (Burst Length = 4) ........................................................................... 33

15.11

Autorefresh Cycle .............................................................................................................. 34

15.12

Self-refresh Cycle .............................................................................................................. 35

15.13

Bust Read and Single Write (Burst Length = 4, CAS Latency = 3)................................... 36

15.14

Power-down Mode............................................................................................................. 37

15.15

Auto-precharge Timing (Write Cycle)................................................................................ 38

15.16

Auto-precharge Timing (Read Cycle)................................................................................ 39

15.17

Timing Chart of Read to Write Cycle................................................................................. 40

15.18

Timing Chart of Write to Read Cycle................................................................................. 41

15.19

Timing Chart of Burst Stop Cycle (Burst Stop Command)................................................ 42

15.20

CKE/DQM Input Timing (Write Cycle) ............................................................................... 43

15.21

CKE/DQM Input Timing (Read Cycle)............................................................................... 44

15.22

Self Refresh/Power Down Mode Exit Timing .................................................................... 45

16.

PACKAGE DIMENSIONS ............................................................................................................ 46

17.

VERSION HISTORY .................................................................................................................... 47

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