參數(shù)資料
型號: MX29LV004TQI-70
廠商: MACRONIX INTERNATIONAL CO LTD
元件分類: DRAM
英文描述: 4M-BIT [512K x 8] CMOS SINGLE VOLTAGE 3V ONLY FLASH MEMORY
中文描述: 512K X 8 FLASH 3V PROM, 70 ns, PQCC32
封裝: PLASTIC, MS-016, LCC-32
文件頁數(shù): 8/54頁
文件大?。?/td> 724K
代理商: MX29LV004TQI-70
8
P/N:PM0732
MX29LV004T/B
REV. 1.1, SEP. 19, 2001
ADDRESS
Q8~Q15
DESCRIPTION
CE
OE
WE RESET A18 A12 A9 A8
A6 A5
A1
A0
Q0~Q7
BYTE
BYTE
(8)
A13 A10
A7
A2
=VIH
=VIL
Read
L
L
H
H
AIN
Dout
Dout Q8~Q14=High Z
Q15=A-1
Write
L
H
L
H
AIN
DIN(3)
DIN Q8~Q14=High Z
Q15=A-1
Reset
X
X
X
L
X
High Z
High Z
High Z
Temproary sector unlock
X
X
X
VID
AIN
DIN
DIN
High Z
Output Disable
L
H
H
H
X
High Z
High Z
High Z
Standby
Vcc
±
X
X
Vcc
±
X
High Z
High Z
High Z
0.3V
0.3V
Sector Protect
L
H
L
VID
SA
X
X
X
L
X
H
L
DIN
X
X
Chip Unprotect
L
H
L
VID
X
X
X
X
H
X
H
L
DIN
X
X
Sector Protection Verify
L
L
H
H
SA
X
VID
X
L
X
H
L
CODE(5)
X
X
TABLE 5. MX29LV004T/B BUS OPERATION
NOTES:
1. Manufacturer and device codes may also be accessed via a command register write sequence. Refer to Table 4.
2. VID is the Silicon-ID-Read high voltage, 11.5V to 12.5V.
3. Refer to Table 4 for valid Data-In during a write operation.
4. X can be VIL or VIH.
5. Code=00H means unprotected.
Code=01H means protected.
6. A18~A13=Sector address for sector protect.
7. The sector protect and chip unprotect functions may also be implemented via programming equipment.
8. RESET pin for 40-TSOP package type only.
sequences. Note that the Erase Suspend (B0H) and
Erase Resume (30H) commands are valid only while the
Sector Erase operation is in progress.
COMMAND DEFINITIONS
Device operations are selected by writing specific ad-
dress and data sequences into the command register.
Writing incorrect address and data values or writing them
in the improper sequence will reset the device to the
read mode. Table 4 defines the valid register command
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