W39V080FA Datasheet, PDF (1/35 Pages) Winbond – 1M × 8 CMOS FLASH MEMORY WITH FWH INTERFACE

W39V080FA Data Sheet
1M × 8 CMOS FLASH MEMORY
Table of Contents-
WITH FWH INTERFACE
1. GENERAL DESCRIPTION ......................................................................................................... 3
2. FEATURES ................................................................................................................................. 3
3. PIN CONFIGURATIONS............................................................................................................. 4
4. BLOCK DIAGRAM ...................................................................................................................... 4
5. PIN DESCRIPTION..................................................................................................................... 4
6. FUNCTIONAL DESCRIPTION.................................................................................................... 5
6.1 Interface Mode Selection and Description...................................................................... 5
6.2 Read (Write) Mode ......................................................................................................... 5
6.3 Reset Operation.............................................................................................................. 5
6.4 Accelerated Program Operation ..................................................................................... 5
6.5 Boot Block Operation and Hardware Protection at Initial- #TBL & #WP ........................ 5
6.6 Sector Erase Command ................................................................................................. 6
6.7 Program Operation ......................................................................................................... 6
6.8 Dual BIOS ....................................................................................................................... 6
6.9 Hardware Data Protection .............................................................................................. 6
6.10 Write Operation Status ................................................................................................... 7
6.10.1
6.10.2
6.10.3
6.10.4
DQ7: #Data Polling.........................................................................................................7
RY/#BY: Ready/#Busy ...................................................................................................7
DQ6: Toggle Bit ..............................................................................................................7
DQ5: Exceeded Timing Limits ........................................................................................8
6.11 Identification Input pin ID[3:0] ......................................................................................... 8
6.12 Register........................................................................................................................... 8
6.12.1 General Purpose Inputs Register ...................................................................................8
6.12.2 Block Locking Registers .................................................................................................8
6.12.3 Product Identification Registers ....................................................................................10
6.13 Table of Operating Modes ............................................................................................ 11
6.13.1 Operating Mode Selection - Programmer Mode ...........................................................11
6.13.2 Operating Mode Selection - FWH Mode.......................................................................11
6.14 Fwh Cycle Definition ..................................................................................................... 12
6.15 Embedded Programming Algorithm.............................................................................. 13
6.16 Embedded Erase Algorithm.......................................................................................... 14
6.17 Embedded #Data Polling Algorithm.............................................................................. 15
6.18 Embedded Toggle Bit Algorithm ................................................................................... 16
6.19 Software Product Identification and Boot Block Lockout Detection Acquisition Flow .. 17
7. DC CHARACTERISTICS .......................................................................................................... 18
7.1 Absolute Maximum Ratings .......................................................................................... 18
7.2 Programmer interface Mode DC Operating Characteristics......................................... 18
7.3 FWH interface Mode DC Operating Characteristics..................................................... 19
7.4 Power-up Timing........................................................................................................... 19
7.5 Capacitance .................................................................................................................. 19
Publication Release Date: Dec. 13, 2005
-1-
Revision A5