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M29W640GT90NA6F 参数 Datasheet PDF下载

M29W640GT90NA6F图片预览
型号: M29W640GT90NA6F
PDF下载: 下载PDF文件 查看货源
内容描述: 64兆位(8MB X8或X16 4Mb的,页) 3V供应闪存 [64 Mbit (8Mb x8 or 4Mb x16, Page) 3V supply Flash memory]
分类和应用: 闪存存储内存集成电路光电二极管ISM频段
文件页数/大小: 90 页 / 1676 K
品牌: NUMONYX [ NUMONYX B.V ]
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Block Protection  
M29W640GH, M29W640GL, M29W640GT, M29W640GB  
Figure 26. Programmer Equipment Chip Unprotect flowchart  
START  
PROTECT ALL GROUPS  
n = 0  
CURRENT GROUP = 0  
(1)  
A6, A12, A15 = V  
IH  
E, G, A9 = V  
ID  
Wait 4µs  
W = V  
IL  
Wait 10ms  
W = V  
IH  
E, G = V  
IH  
ADDRESS = CURRENT GROUP ADDRESS  
A0, A2, A3 = V , A1 =V  
,
IL IH  
A6 =V  
IH,  
A9 = VID, Others = X  
E = V  
IL  
Wait 4µs  
G = V  
IL  
INCREMENT  
CURRENT GROUP  
Wait 60ns  
Read DATA  
NO  
YES  
DATA  
=
00h  
LAST  
GROUP  
NO  
NO  
++n  
= 1000  
YES  
YES  
A9 = V  
A9 = V  
IH  
IH  
E, G = V  
E, G = V  
IH  
IH  
FAIL  
PASS  
AI11556b  
1. Block Protection Groups are shown in Appendix A, Tables 28 and 29.  
84/90  
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