EDD1204ALTA, EDD1208ALTA, EDD1216ALTA
CONTENTS
1. Input/Output Pin Function....................................................................................................................................10
2. Commands ............................................................................................................................................................11
3. Simplified State Diagram......................................................................................................................................15
4. Truth Table ............................................................................................................................................................16
4.1 Command Truth Table...............................................................................................................................16
4.2 DM Truth Table ..........................................................................................................................................16
4.3 CKE Truth Table ........................................................................................................................................16
4.4 Operative Command Table
Note1
................................................................................................................17
4.5 Command Truth Table for CKE .................................................................................................................20
5. Initialization ...........................................................................................................................................................21
6. Programming the Mode Register.........................................................................................................................22
7. Mode Register .......................................................................................................................................................23
7.1 Burst Length and Sequence ......................................................................................................................24
8. Address Bits of Bank-Select and Precharge ......................................................................................................25
9. Precharge ..............................................................................................................................................................26
9.1 Read to Precharge Command Interval ......................................................................................................26
9.2 Write to Precharge Command Interval ......................................................................................................27
10. Auto Precharge ...................................................................................................................................................28
10.1 Read with Auto Precharge.......................................................................................................................28
10.2 Write with Auto Precharge.......................................................................................................................29
11. Read/Write Command Interval ...........................................................................................................................30
11.1 Read to Read Command Interval ............................................................................................................30
11.2 Write to Write Command Interval ............................................................................................................31
11.3 Write to Read Command Interval ............................................................................................................32
11.4 Read to Write Command Interval ............................................................................................................33
8
Preliminary Data Sheet E0136E30
ELPIDA [ ELPIDA MEMORY ]
