參數(shù)資料
型號: EN29F002B
英文描述: 5V, Half Duplex, 5Mbps, RS-485/RS-422 Transceiver; Temperature Range: -40°C to 85°C; Package: 8-PDIP
中文描述: 2兆位(262144 × 8)閃光
文件頁數(shù): 28/32頁
文件大?。?/td> 267K
代理商: EN29F002B
4800 Great America Parkway, Suite 202
Tel: 408-235-8680
Santa Clara, CA 95054
Fax: 408-235-8685
5
EN29F002 / EN29F002N
Rev. C, Issue Date: 2001/07/05
TABLE 3. OPERATING MODES
2M FLASH USER MODE TABLE
CE
WE
OE
R ESET
A9
A8
A6
A1
A0
Ax/y
DQ(0-7)
USER MODE
RESET
(n/a for EN29F002N)
X
L
X
HI-Z
STANDBY
H
X
H
X
HI-Z
READ
L
H
L
H
A9
A8
A6
A1
A0
Ax/y
DQ(0-7)
OUTPUT DISABLE
L
H
A9
A8
A6
A1
A0
Ax/y
HI-Z
READ
MANUFACTURER ID
L
H
L
H
VID
L/H
L
X
MANUFACTURER
ID
READ DEVICE ID
L
H
L
H
VID
L/H
L
H
X
DEVICE ID(T/B)
VERIFY SECTOR
PROTECT
L
H
L
H
VID
X
L
H
L
X
CODE
ENABLE SECTOR
PROTECT
L
VID
H
VID
X
L
X
SECTOR UNPROTECT
L
VID
H
VID
X
H
L
X
WRITE
L
H
A9
A8
A6
A1
A0
Ax/y
DIN(0-7)
TEMPORARY SECTOR
UNPROTECT
X
VID
X
NOTES:
1)
L = VIL, H = VIH, VID = 11.0V
± 0.5V
2)
X = Don’t care, either VIH or VIL
TABLE 4. DEVICE IDENTIFICTION
2M FLASH MANUFACTURER/DEVICE ID TABLE
A8
A6
A1
A0
DQ(7-0)
HEX
READ
MANUFACTURER ID
L
MANUFACTURER ID
7F
READ
MANUFACTURER ID
H
L
MANUFACTURER ID
1C
READ DEVICE ID
(Top Architecture)
L
H
DEVICE ID
7F
READ DEVICE ID
(Top Architecture)
H
L
H
DEVICE ID
92
READ DEVICE ID
(Bottom Architecture)
L
H
DEVICE ID
7F
READ DEVICE ID
(Bottom Architecture)
H
L
H
DEVICE ID
97
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