Rainbow Electronics W9864G6GB User Manual
Rainbow Electronics Storage

W9864G6GB
1M
× 4 BANKS × 16 BITS SDRAM
Publication Release Date: August 14, 2006
- 1 -
Revision A01
Table of Contents-
1.
GENERAL DESCRIPTION............................................................................................................. 3
2.
FEATURES .................................................................................................................................... 3
3.
AVAILABLE PART NUMBER......................................................................................................... 3
4.
PIN CONFIGURATION .................................................................................................................. 4
5.
PIN DESCRIPTION........................................................................................................................ 5
6.
BLOCK DIAGRAM ......................................................................................................................... 6
7.
FUNCTIONAL DESCRIPTION....................................................................................................... 7
7.1
Power Up and Initialization.................................................................................................. 7
7.2
Programming Mode Register .............................................................................................. 7
7.3
Bank Activate Command..................................................................................................... 7
7.4
Read and Write Access Modes ........................................................................................... 7
7.5
Burst Read Command......................................................................................................... 8
7.6
Burst Command................................................................................................................... 8
7.7
Read Interrupted by a Read ................................................................................................ 8
7.8
Read Interrupted by a Write ................................................................................................ 8
7.9
Write Interrupted by a Write ................................................................................................ 8
7.10
Write Interrupted by a Read ................................................................................................ 8
7.11
Burst Stop Command .......................................................................................................... 9
7.12
Addressing Sequence of Sequential Mode ......................................................................... 9
7.13
Addressing Sequence of Interleave Mode .......................................................................... 9
7.14
Auto-precharge Command ................................................................................................ 10
7.15
Precharge Command ........................................................................................................ 10
7.16
Self Refresh Command ..................................................................................................... 10
7.17
Power Down Mode ............................................................................................................ 11
7.18
No Operation Command ................................................................................................... 11
7.19
Deselect Command........................................................................................................... 11
7.20
Clock Suspend Mode ........................................................................................................ 11
8.
TABLE OF OPERATING MODES ............................................................................................... 12
8.1
Simplified State Diagram................................................................................................... 13
9.
ABSOLUTE MAXIMUM RATING ................................................................................................. 14
10.
RECOMMENDED DC OPERATING CONDITIONS .................................................................... 14