EDS1232CABB, EDS1232CATA
CONTENTS
Description .................................................................................................................................................... 1
Features ........................................................................................................................................................ 1
Ordering Information ..................................................................................................................................... 2
Part Number.................................................................................................................................................. 2
Pin Configurations......................................................................................................................................... 3
Electrical Specifications ................................................................................................................................ 5
Block Diagram............................................................................................................................................. 10
Pin Function ................................................................................................................................................ 11
Command Operation................................................................................................................................... 12
Truth Table.................................................................................................................................................. 16
Simplified State Diagram ............................................................................................................................ 22
Programming Mode Registers .................................................................................................................... 23
Mode Register............................................................................................................................................. 24
Power-up sequence .................................................................................................................................... 27
Operation of the SDRAM ............................................................................................................................ 28
Timing Waveforms ...................................................................................................................................... 44
Package Drawing........................................................................................................................................ 51
Recommended Soldering Conditions ......................................................................................................... 53
Revision History .......................................................................................................................................... 56
Preliminary Data Sheet E0247E40 (Ver. 4.0)
4