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W9864G6JT Datasheet Preview

W9864G6JT Datasheet

1M X 4 BANKS X 16 BITS SDRAM

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www.DataSheet.co.kr
W9864G6JT
1M 4 BANKS 16 BITS SDRAM
Table of Contents-
1. GENERAL DESCRIPTION .............................................................................................................. 3
2. FEATURES...................................................................................................................................... 3
3. AVAILABLE PART NUMBER .......................................................................................................... 3
4. BALL CONFIGURATION................................................................................................................. 4
5. BALL 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 Write 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: Dec. 23, 2011
- 1 - Revision A01
Datasheet pdf - http://www.DataSheet4U.net/




Winbond

W9864G6JT Datasheet Preview

W9864G6JT Datasheet

1M X 4 BANKS X 16 BITS SDRAM

No Preview Available !

www.DataSheet.co.kr
W9864G6JT
9.3 Capacitance ...................................................................................................................... 13
9.4 DC Characteristics ............................................................................................................ 14
9.5 AC Characteristics and Operating Condition .................................................................... 15
10. TIMING WAVEFORMS.................................................................................................................. 17
10.1 Command Input Timing..................................................................................................... 17
10.2 Read Timing...................................................................................................................... 18
10.3 Control Timing of Input/Output Data ................................................................................. 19
10.4 Mode Register Set Cycle .................................................................................................. 20
11. OPERATING TIMING EXAMPLE.................................................................................................. 21
11.1 Interleaved Bank Read (Burst Length = 4, CAS Latency = 3) .......................................... 21
11.2 Interleaved Bank Read (Burst Length = 4, CAS Latency = 3, Auto-precharge) ............... 22
11.3 Interleaved Bank Read (Burst Length = 8, CAS Latency = 3) .......................................... 23
11.4 Interleaved Bank Read (Burst Length = 8, CAS Latency = 3, Auto-precharge) ............... 24
11.5 Interleaved Bank Write (Burst Length = 8) ....................................................................... 25
11.6 Interleaved Bank Write (Burst Length = 8, Auto-precharge) ............................................ 26
11.7 Page Mode Read (Burst Length = 4, CAS Latency = 3)................................................... 27
11.8 Page Mode Read / Write (Burst Length = 8, CAS Latency = 3) ....................................... 28
11.9 Auto Precharge Read (Burst Length = 4, CAS Latency = 3) ............................................ 29
11.10 Auto Precharge Write (Burst Length = 4) ......................................................................... 30
11.11 Auto Refresh Cycle ........................................................................................................... 31
11.12 Self Refresh Cycle ............................................................................................................ 32
11.13 Burst Read and Single Write (Burst Length = 4, CAS Latency = 3) ................................. 33
11.14 Power down Mode ............................................................................................................ 34
11.15 Auto-precharge Timing (Read Cycle) ............................................................................... 35
11.16 Auto-precharge Timing (Write Cycle) ............................................................................... 36
11.17 Timing Chart of Read to Write Cycle ................................................................................ 37
11.18 Timing Chart of Write to Read Cycle ................................................................................ 37
11.19 Timing Chart of Burst Stop Cycle (Burst Stop Command) ............................................... 38
11.20 Timing Chart of Burst Stop Cycle (Precharge Command)................................................ 38
11.21 CKE/DQM Input Timing (Write Cycle) .............................................................................. 39
11.22 CKE/DQM Input Timing (Read Cycle) .............................................................................. 40
12. PACKAGE SPECIFICATION......................................................................................................... 41
12.1 TFBGA 54 Ball (8x8 mm2, ball pitch:0.8mm, Ø =0.45mm) ................................................ 41
13. REVISION HISTORY..................................................................................................................... 42
-2-
Publication Release Date: Dec. 23, 2011
Revision A01
Datasheet pdf - http://www.DataSheet4U.net/


Part Number W9864G6JT
Description 1M X 4 BANKS X 16 BITS SDRAM
Maker Winbond
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