W19B160BT Datasheet, PDF (2/48 Pages) Winbond – 16Mbit, 2.7~3.6 volt CMOS flash memory

W19B160BT/B DATA SHEET
6.3.3
6.3.4
6.3.5
6.3.6
6.3.7
DQ6: Toggle Bit ..............................................................................................................16
DQ2: Toggle Bit II ...........................................................................................................16
Reading Toggle Bits DQ6/DQ2.......................................................................................16
DQ3: Sector Erase Timer ...............................................................................................17
DQ5 : Exceeded Timing Limits .......................................................................................17
7. SPECIAL CHARACTERISTIC .................................................................................................. 17
8. TABLE OF OPERATION MODES ............................................................................................ 18
8.1 Device Bus Operations ................................................................................................. 18
8.2 Sector Address Table (Top Boot Block) ....................................................................... 19
8.3 Sector Address Table (Bottom Boot Block) .................................................................. 20
8.4 CFI Query Identification String...................................................................................... 21
8.5 System Interface String ................................................................................................ 21
8.6 Device Geometry Definition .......................................................................................... 22
8.7 Primary Vendor-Specific Extended Query.................................................................... 23
8.8 Command Definitions ................................................................................................... 24
8.9 Write Operation Status ................................................................................................. 25
8.10 Temporary Sector Unprotect Algorithm ........................................................................ 26
8.11 In-System Sector Protect/Unprotect Algorithms........................................................... 27
8.12 Program Algorithm........................................................................................................ 28
8.13 Erase Algorithm ............................................................................................................ 28
8.14 Data Polling Algorithm .................................................................................................. 29
8.15 Toggle Bit Algorithm ..................................................................................................... 30
9. ELECTRICAL CHARACTERISTICS......................................................................................... 31
9.1 Absolute Maximum Ratings .......................................................................................... 31
9.2 Operating Ranges......................................................................................................... 31
9.3 DC CHARACTERISTICS.............................................................................................. 32
9.4 AC CHARACTERISTICS.............................................................................................. 33
9.4.1 Test Condition ................................................................................................................33
9.4.2 AC Test Load and Waveforms........................................................................................33
9.4.3 Read-Only Operations ....................................................................................................34
9.4.4 Read-Only Operations ....................................................................................................34
9.4.5 Hardware Reset (#RESET) ............................................................................................35
9.4.6 Word/Byte Configuration (#BYTE)..................................................................................35
9.4.7 Erase and Program Operation........................................................................................36
9.4.8 Temporary Sector Unprotect ..........................................................................................36
9.4.9 Alternate #CE Controlled Erase and Program Operation ...............................................37
10. TIMING WAVEFORMS ............................................................................................................. 38
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