参数资料
型号: W39V040AQZ
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 512K X 8 FLASH 3.3V PROM, 11 ns, PDSO32
封装: LEAD FREE, 8 X 14 MM, STSOP-32
文件页数: 2/39页
文件大小: 440K
代理商: W39V040AQZ
W39V040A
- 10 -
The ROM responds to top 512K byte pages based on the ID pins strapping according to the following
table:
ID[2:0] PINS
ROM BASED ADDRESS RANGE
000
FFFF, FFFFh: FFF8, 0000h
001
FFF7, FFFFh: FFF0, 0000h
010
FFEF, FFFFh: FFE8, 0000h
011
FFE7, FFFFh: FFE0, 0000h
100
FFDF, FFFFh: FFD8, 0000h
101
FFD7, FFFFh: FFD0, 0000h
110
FFCF, FFFFh: FFC8, 0000h
111
FFC7, FFFFh: FFC0, 0000h
6.14 Table of Operating Modes
6.14.1 Operating Mode Selection - Programmer Mode
PINS
MODE
#OE
#WE
#RESET
ADDRESS
DQ.
Read
VIL
VIH
AIN
Dout
Write
VIH
VIL
VIH
AIN
Din
Standby
X
VIL
X
High Z
VIL
X
VIH
X
High Z/DOUT
Write Inhibit
X
VIH
X
High Z/DOUT
Output Disable
VIH
X
VIH
X
High Z
6.14.2 Operating Mode Selection - LPC Mode
Operation modes in LPC interface mode are determined by "cycle type" when it is selected.
When it is
not selected, its outputs (LAD[3:0]) will be disable. Please reference to the "Standard LPC Memory
Cycle Definition".
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W39V040B_07 制造商:WINBOND 制造商全称:Winbond 功能描述:512K × 8 CMOS FLASH MEMORY WITH LPC INTERFACE
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