W25B40 Datasheet, PDF (3/36 Pages) Winbond – 4M-BIT SERIAL FLASH MEMORY WITH BOOT AND PARAMETER SECTORS

W25B40/W25B40A
8.2.7 Read Data (03h) .............................................................................................................17
8.2.8 Fast Read (0Bh) .............................................................................................................18
8.2.9 Page Program (02h) .......................................................................................................19
8.2.10 Sector Erase (D8h).......................................................................................................20
8.2.11 Chip Erase (C7h)..........................................................................................................21
8.2.12 Power-down (B9h) ........................................................................................................22
8.2.13 Release Power-down / Device ID (ABh) .......................................................................23
8.2.14 Read Manufacturer / Device ID (90h) ...........................................................................25
9. ELECTRICAL CHARACTERISTICS......................................................................................... 26
9.1 Absolute Maximum Ratings ⁽¹⁾ .................................................................................... 26
9.2 Operating Ranges......................................................................................................... 26
9.3 Power-up Timing and Write Inhibit Threshold .............................................................. 27
9.4 DC Electrical Characteristics (Preliminary) ⁽¹⁾ ............................................................. 28
9.5 AC Measurement Conditions........................................................................................ 29
9.6 AC Electrical Characteristics (Preliminary)................................................................... 30
9.7 AC Electrical Characteristics (Preliminary) cont’d ........................................................ 31
9.8 Serial Output Timing ..................................................................................................... 32
9.9 Input Timing .................................................................................................................. 32
9.10 Hold Timing................................................................................................................... 32
10. PACKAGE SPECIFICATION .................................................................................................... 33
10.1 8-Pin SOIC 150-mil (Package Code SN)...................................................................... 33
11. ORDERING INFORMATION .................................................................................................... 34
12. REVISION HISTORY ................................................................................................................ 35
Publication Release Date: January 6, 2006
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Revision M