參數(shù)資料
型號(hào)： W986432DH-6
英文描述： SDRAM|4X512KX32|CMOS|TSSOP|86PIN|PLASTIC
中文描述： 內(nèi)存| 4X512KX32 |的CMOS | TSSOP封裝| 86PIN |塑料
文件頁(yè)數(shù)： 1/48頁(yè)
文件大?。?/td> 1283K
代理商： W986432DH-6
W986432DH
512K
′
4 BANKS
′
32 BITS SDRAM
Publication Release Date: September 4, 2001
- 1 -
Revision A3
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
Power Up and Initialization....................................................................................................................... 7
Programming Mode Register.................................................................................................................... 7
Bank Activate Command .......................................................................................................................... 7
Read and Write Access Modes................................................................................................................ 7
Burst Read Command .............................................................................................................................. 8
Burst Command........................................................................................................................................ 8
Read Interrupted by a Read ..................................................................................................................... 8
Read Interrupted by a Write ..................................................................................................................... 8
Write Interrupted by a Write ..................................................................................................................... 8
Write Interrupted by a Read ..................................................................................................................... 8
Burst Stop Command ............................................................................................................................... 8
Addressing Sequence of Sequential Mode .............................................................................................. 9
Addressing Sequence of Interleave Mode................................................................................................ 9
Auto Pre-charge Command.................................................................................................................... 10
Precharge Command.............................................................................................................................. 10
Self Refresh Command .......................................................................................................................... 10
Power Down Mode ................................................................................................................................. 10
No Operation Command......................................................................................................................... 11
Deselect Command ................................................................................................................................ 11
Clock Suspend Mode.............................................................................................................................. 11
8. TABLE OF OPERATING MODES .....................................................................................................12
9. SIMPLIFIED STATE DIAGRAM.........................................................................................................13
10. ELECTRICAL CHARACTERISTICS................................................................................................14
Absolute Maximum Rating...................................................................................................................... 14
Recommended DC Operating Conditions .............................................................................................. 14
Capacitance............................................................................................................................................ 14
DC Characteristics.................................................................................................................................. 15
AC Characteristics.................................................................................................................................. 16
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