参数资料
型号: W29C040T-90N
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 512K X 8 FLASH 5V PROM, 90 ns, PDSO32
封装: TSOP1-32
文件页数: 26/28页
文件大小: 257K
代理商: W29C040T-90N
W29C040
Publication Release Date: Aug. 14, 2006
- 7 -
Revision A11
7.
TABLE OF OPERATING MODES
7.1
Operating Mode Selection
Operating Range: 0 to 70
° C for normal products, -40 to 85° C for W29C040xxxxK, VDD = 5V ±10 %, VSS = 0V, VHH = 12V
MODE
PINS
#CE
#OE
#WE
ADDRESS
DQ.
Read
VIL
VIH
AIN
Dout
Write
VIL
VIH
VIL
AIN
Din
Standby
VIH
X
High Z
Write Inhibit
X
VIL
X
High Z/DOUT
X
VIH
X
High Z/DOUT
Output Disable
X
VIH
X
High Z
Product ID
VIL
VIH
A0 = VIL; A1
A18 = VIL;
A9 = VHH
Manufacturer Code DA
(Hex)
VIL
VIH
A0 = VIH; A1
A18 =
VIL;
A9 = VHH
Device Code
46 (Hex)
7.2
Command Codes for Software Data Protection
BYTE SEQUENCE
TO ENABLE PROTECTION
TO DISABLE PROTECTION
ADDRESS
DATA
ADDRESS
DATA
0 Write
5555H
AAH
5555H
AAH
1 Write
2AAAH
55H
2AAAH
55H
2 Write
5555H
A0H
5555H
80H
3 Write
-
5555H
AAH
4 Write
-
2AAAH
55H
5 Write
-
5555H
20H
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