W29GL256SH9T-TR Datasheet, PDF (2/88 Pages) Winbond – 256M-BIT 3.0-VOLT PARALLEL FLASH MEMORY WITH PAGE MODE

W29GL256S
TABLE OF CONTENTS
1 General Description....................................................................................................................... 8
2 FEATURES ................................................................................................................................... 8
3 PIN CONFIGURATION ................................................................................................................. 9
4 BLOCK DIAGRAM....................................................................................................................... 10
5 PIN DESCRIPTION ..................................................................................................................... 11
6 Introduction .................................................................................................................................. 12
7 ARRAY ARCHITECTURE ........................................................................................................... 15
7.1 Flash Main Memory Array ....................................................................................................... 17
7.2 CFI and Device ID (CFI-ID) ..................................................................................................... 17
7.3 Status Register ........................................................................................................................ 18
7.4 Data Polling Status .................................................................................................................. 19
7.5 Sector Protection Control ........................................................................................................ 19
7.5.1 Lock Register.................................................................................................................. 19
7.5.2 Individual Protection Bits (IPB) ....................................................................................... 19
7.5.3 IPB Lock ......................................................................................................................... 20
7.5.4 Dynamic Protection Bits (DPB) ...................................................................................... 20
8 Functional Descriptions ............................................................................................................... 20
8.1 Read ........................................................................................................................................ 20
8.1.1 Random Read ................................................................................................................ 20
8.1.2 Page Read...................................................................................................................... 21
8.2 Device Reset Operations......................................................................................................... 21
8.3 Standby Mode ......................................................................................................................... 22
8.4 Automatic Sleep ...................................................................................................................... 22
8.5 Output Disable Mode ............................................................................................................... 22
8.6 Program Methods .................................................................................................................... 23
8.6.1 Asynchronous Write ....................................................................................................... 23
8.6.2 Word Programming ........................................................................................................ 23
8.6.3 Write Buffer Programming .............................................................................................. 25
8.7 Program Suspend / Program Resume Commands................................................................. 30
8.8 Erase Methods ........................................................................................................................ 31
8.8.1 Chip Erase ...................................................................................................................... 31
8.8.2 Sector Erase................................................................................................................... 32
8.9 Erase Suspend / Erase Resume ............................................................................................. 33
8.10 Blank Check............................................................................................................................. 34
Publication Release Date: Jul 02, 2014
Revision C
2