参数资料
型号: EN29LV320B-90BC
厂商: Eon Silicon Solution Inc.
英文描述: 32 Megabit (4096K x 8-bit / 2048K x 16-bit) Flash Memory Boot Sector Flash Memory, CMOS 3.0 Volt-only
中文描述: 32兆位(4096K × 8位/ 2048K x 16位)闪存引导扇区闪存,CMOS 3.0伏,只
文件页数: 3/49页
文件大小: 437K
代理商: EN29LV320B-90BC
This Data Sheet may be revised by subsequent versions
2004 Eon Silicon Solution, Inc., www.essi.com.tw
or modifications due to changes in technical specifications.
11
EN29LV320
Rev. E, Issue Date: 2006/05/16
TABLE 4. Autoselect Codes (Using High Voltage, V
B
IDB)
32M FLASH MANUFACTURER/DEVICE ID TABLE
L=logic low= V
B
ILB, H=Logic High= VBIHB, VBIDB =11 ± 0.5V, X=Don’t Care (either L or H, but not floating!), SA=Sector
Addresses
Note:
1. A8=H is recommended for Manufacturing ID check. If a manufacturing ID is read with A8=L, the chip will output a
configuration code 7Fh.
2. A9 = V
B
IDB is for HV A9 Autoselect mode only. A9 must be ≤ Vcc (CMOS logic level) for Command Autoselect Mode.
Description
CE#
OE#
WE#
A20
to
A12
A11
to
A10
A9
P
2
P
A8
A7
A6
A5
to
A2
A1
A0
DQ8
to
DQ15
DQ7 to DQ0
H
P
1
P
1Ch
Manufacturer ID:
Eon
L
H
X
V
B
IDB
L
XLXL
L
X
7Fh
Word
L
H
22h
F6h
Device ID
(top boot
sector)
Byte
L
H
X
V
B
IDB
XX
L
X
L
H
X
F6h
Word
L
H
22h
F9h
Device ID
(bottom boot
sector)
Byte
L
H
X
V
B
IDB
XX
L
X
L
H
X
F9h
X
01h
(Protected)
Sector Protection
Verification
L
H
SA
X
V
B
IDB
XX
L
X
H
L
X
00h
(Unprotected)
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