參數(shù)資料
型號： W39V040BQ
廠商： WINBOND ELECTRONICS CORP
元件分類： PROM
英文描述： W39V040B
中文描述： 512K X 8 FLASH 3.3V PROM, 11 ns, PDSO32
封裝： STSOP-32
文件頁數(shù)： 1/32頁
文件大?。?/td> 356K
代理商： W39V040BQ
W39V040B Data Sheet
512K
×
8 CMOS FLASH MEMORY
WITH LPC INTERFACE
Publication Release Date: April 14, 2005
- 1 -
Revision A3
Table of Contents-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 3
FEATURES................................................................................................................................. 3
PIN CONFIGURATIONS.............................................................................................................4
BLOCK DIAGRAM...................................................................................................................... 4
PIN DESCRIPTION..................................................................................................................... 4
FUNCTIONAL DESCRIPTION.................................................................................................... 5
6.1
Interface Mode Selection and Description......................................................................... 5
6.2
Read (Write) Mode ............................................................................................................ 5
6.3
Reset Operation................................................................................................................. 5
6.4
Boot Block Operation and Hardware Protection at Initial- #TBL & #WP........................... 5
6.5
Sector Erase Command .................................................................................................... 5
6.6
Program Operation............................................................................................................ 6
6.7
Hardware Data Protection ................................................................................................. 6
6.8
WRITE OPERATION STATUS.......................................................................................... 6
REGISTER FOR LPC MODE ..................................................................................................... 8
7.1
General Purpose Inputs Register for LPC Mode............................................................... 8
7.2
Identification Input Pins ID[3:0].......................................................................................... 8
7.3
Product Identification Registers......................................................................................... 8
TABLE OF OPERATING MODES .............................................................................................. 9
8.1
Operating Mode Selection - Programmer Mode................................................................ 9
8.2
Operating Mode Selection - LPC Mode............................................................................. 9
8.3
LPC Cycle Definition.......................................................................................................... 9
TABLE OF COMMAND DEFINITION ....................................................................................... 10
9.1
Embedded Programming Algorithm ................................................................................ 11
9.2
Embedded Erase Algorithm............................................................................................. 12
9.3
Embedded #Data Polling Algorithm................................................................................. 13
9.4
Embedded Toggle Bit Algorithm...................................................................................... 14
9.5
Software Product Identification and Boot Block Lockout Detection Acquisition Flow ..... 15
ELECTRICAL CHARACTERISTICS......................................................................................... 16
10.1
Absolute Maximum Ratings......................................................................................... 16
10.2
Programmer interface Mode DC Operating Characteristics ....................................... 16
10.3
LPC Interface Mode DC Operating Characteristics .................................................... 17
10.4
Power-up Timing ......................................................................................................... 17
10.5
Capacitance................................................................................................................. 17
10.6
Programmer Interface Mode AC Characteristics ........................................................ 18
10.7
Read Cycle Timing Parameters .................................................................................. 19
7.
8.
9.
10.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W39V040BQZ 制造商:WINBOND 制造商全稱:Winbond 功能描述:W39V040B
W39V040C 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W39V040CP 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W39V040CPZ 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W39V040CQ 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE
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