Rainbow Electronics W9864G2GH User Manual
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W9864G2GH
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12.
AC CHARACTERISTICS .......................................................................................................... 16
13.
TIMING WAVEFORMS ............................................................................................................. 19
13.1
Command Input Timing ................................................................................................ 19
13.2
Read Timing.................................................................................................................. 20
13.3
Control Timing of Input Data......................................................................................... 21
13.4
Control Timing of Output Data ...................................................................................... 22
13.5
Mode Register Set Cycle .............................................................................................. 23
14.
OPERATING TIMING EXAMPLE ............................................................................................. 24
14.1
Interleaved Bank Read (Burst Length = 4, CAS Latency = 3)...................................... 24
14.2
Interleaved Bank Read (Burst Length = 4, CAS Latency = 3, Autoprecharge) ............ 25
14.3
Interleaved Bank Read (Burst Length = 8, CAS Latency = 3)...................................... 26
14.4
Interleaved Bank Read (Burst Length = 8, CAS Latency = 3, Autoprecharge) ............ 27
14.5
Interleaved Bank Write (Burst Length = 8) ................................................................... 28
14.6
Interleaved Bank Write (Burst Length = 8, Autoprecharge).......................................... 29
14.7
Page Mode Read (Burst Length = 4, CAS Latency = 3)............................................... 30
14.8
Page Mode Read/Write (Burst Length = 8, CAS Latency = 3) ..................................... 31
14.9
Autoprecharge Read (Burst Length = 4, CAS Latency = 3) ......................................... 32
14.10
Autoprecharge Write (Burst Length = 4) ..................................................................... 33
14.11
Autorefresh Cycle........................................................................................................ 34
14.12
Self-refresh Cycle........................................................................................................ 35
14.13
Bust Read and Single Write (Burst Length = 4, CAS Latency = 3)............................. 36
14.14
Power-down Mode ...................................................................................................... 37
14.15
Auto-precharge Timing (Write Cycle).......................................................................... 38
14.16
Auto-precharge Timing (Read Cycle).......................................................................... 39
14.17
Timing Chart of Read to Write Cycle........................................................................... 40
14.18
Timing Chart of Write to Read Cycle........................................................................... 41
14.19
Timing Chart of Burst Stop Cycle (Burst Stop Command).......................................... 42
14.20
Timing Chart of Burst Stop Cycle (Precharge Command) .......................................... 43
14.21
CKE/DQM Input Timing (Write Cycle)......................................................................... 44
14.22
CKE/DQM Input Timing (Read Cycle)......................................................................... 45
14.23
Self Refresh/Power Down Mode Exit Timing .............................................................. 46
15.
PACKAGE DIMENSIONS......................................................................................................... 47
15.1
86L TSOP (II)-400 mil................................................................................................... 47
16.
REVISION HISTORY ................................................................................................................ 48