W9864G6IH Datasheet, PDF (1/43 Pages) Winbond – 1M × 4BANKS × 16BITS SDRAM

W9864G6IH
1M × 4BANKS × 16BITS SDRAM
Table of Contents-
1. GENERAL DESCRIPTION ......................................................................................................... 3
2. FEATURES ................................................................................................................................. 3
3. AVAILABLE PART NUMBER ..................................................................................................... 4
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 Set command .................................................................. 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. OPERATION MODE ................................................................................................................. 12
9. ELECTRICAL CHARACTERISTICS......................................................................................... 13
9.1 Absolute Maximum Ratings .......................................................................................... 13
9.2 Recommended DC Operating Conditions .................................................................... 13
Publication Release Date:Mar. 31, 2008
-1-
Revision A05