W39V040FAQ datasheet(21/36 Pages) WINBOND

部件名	W39V040FAQ

功能描述	512K X 8 CMOS FLASH MEMORY WITH FWH INERFACE

PDF	36 Pages

Scroll/Zoom	100%

制造商	WINBOND [Winbond]

网页	http://www.winbond.com

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21 / 36 page

W39V040FA

Publication Release Date: December 19, 2002

- 21 -

Revision A2

Timing Waveforms for Programmer Interface Mode, continued

Toggle Bit Timing Diagram

A[10:0]

DQ6

#WE

#OE

TOET

TEC

TBP or

Boot Block Lockout Enable Timing Diagram

SB2

SB1

SB0

DQ[7:0]

#OE

#WE

SB3

SB4

SB5

TWP

TWPH

40/70

Note: The internal address A[18:0] are converted from external Column/Row add

Column/Row Address are mapped to the Low/High order internal addr

i.e. Column Address A[10:0] are mapped to the internal A[10:

Row Address A[7:0] are mapped to the internal A[18:11

(Internal A[18:0])

Six-byte code for Boot Block Lockout command

5555

2AAA

5555

2AAA

5555

A[10:0]

TWC

When 40(hex) is loaded, the 64KByte are locked; while 70(hex) is loaded, the 16KByte is lo

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