50S116T
SDRAM
512K
´ 2 BANKS ´ 16 BITS SDRAM
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 Write 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 Precharge 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. ELECTRICAL CHARACTERISTICS..................................................................................................13
Absolute Maximum Ratings............................................................................................................13
Recommended DC Operating Conditions ......................................................................................13
Capacitance....................................................................................................................................13
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
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Rev 1.0 Aug.20,2002
Page 1 of 42
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