PD488588FF datasheet(6/79 Pages) ELPIDA

6 / 79 page

Data Sheet

E0251N20 (Ver. 2.0)

µµµµPD488588FF-C80-40

CONTENTS

1. General Description .................................................................................................................................................8

2. Packet Format ........................................................................................................................................................10

3. Field Encoding Summary ......................................................................................................................................12

4. DQ Packet Timing ..................................................................................................................................................14

5. COLM Packet to D Packet Mapping......................................................................................................................14

6. ROW-to-ROW Packet Interaction..........................................................................................................................16

7. ROW-to-COL Packet Interaction ...........................................................................................................................18

8. COL-to-COL Packet Interaction ............................................................................................................................19

9. COL-to-ROW Packet Interaction ...........................................................................................................................20

10. ROW-to-ROW Examples ......................................................................................................................................21

11. Row and Column Cycle Description ..................................................................................................................22

12. Precharge Mechanisms .......................................................................................................................................23

13. Read Transaction - Example ...............................................................................................................................25

14. Write Transaction - Example...............................................................................................................................26

15. Write/Retire - Examples .......................................................................................................................................27

16. Interleaved Write - Example ................................................................................................................................29

17. Interleaved Read - Example ................................................................................................................................30

18. Interleaved RRWW - Example .............................................................................................................................31

19. Control Register Transactions............................................................................................................................32

20. Control Register Packets ....................................................................................................................................33

21. Initialization ..........................................................................................................................................................34

22. Control Register Summary..................................................................................................................................38

23. Power State Management....................................................................................................................................47

24. Refresh..................................................................................................................................................................52

25. Current and Temperature Control ......................................................................................................................54

26. Electrical Conditions ...........................................................................................................................................55

27. Timing Conditions ...............................................................................................................................................56

28. Electrical Characteristics ....................................................................................................................................58

29. Timing Characteristics ........................................................................................................................................58

30. RSL Clocking........................................................................................................................................................59

31. RSL - Receive Timing ..........................................................................................................................................60

32. RSL - Transmit Timing.........................................................................................................................................61

33. CMOS - Receive Timing.......................................................................................................................................62

34. CMOS - Transmit Timing .....................................................................................................................................64

35. RSL - Domain Crossing Window ........................................................................................................................65

36. Timing Parameters...............................................................................................................................................66

37. Absolute Maximum Ratings ................................................................................................................................67

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