M5M29GB/T161BWG 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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M5M29GB/T161BWG
MITSUBISHI ELECTRIC
M5M29GB/T161BWG Datasheet PDF : 23 Pages
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MITSUBISHI LSIs
M5M29GB/T161BWG
16,777,216-BIT (1048,576-WORD BY16-BIT)
CMOS 3.3V-ONLY, BLOCK ERASE FLASH MEMORY
BLOCK LOCKING
161BWG
Lock
Bit
RP# WP1# WP2# (Internally)
Write Protection Provided
BANK(I)
BANK(II)
Lock Bit
Boot Parameter Data
Note
VIL
X
X
X
Locked Locked Locked Locked Deep Power Down Mode
VIL
VIH
0
Locked Locked Locked Locked
1
Locked Unlocked Unlocked Locked
VIH
VIH
VIH
X
Unlocked Unlocked Unlocked Unlocked All Blocks Unlocked
VIL
VIL
X
Locked Locked Locked Locked All Blocks Locked
VIH
VIL
0
1
Locked Locked Locked
Locked Unlocked Locked
Locked
Locked Only Parameter Block is Unlocked
1) DQ6 provides Lock Status of each block after writing the Read Lock Status command (71H).
WP1# & WP2# pins must not be switched during performing Erase / Write operations or WSM Busy (WSMS = 0).
2) Erase/Write command for locked blocks is aborted. At this time read mode is not array read mode but status read mode and
00B0H is read. Please issue Clear Status Register command plus Read Array command to change the mode from status read mode
to array read mode.
STATUS REGISTER
Symbol
Status
SR.7 (DQ7)
SR.6 (DQ6)
SR.5 (DQ5)
SR.4 (DQ4)
SR.3 (DQ3)
SR.2 (DQ2)
SR.1 (DQ1)
SR.0 (DQ0)
Write State Machine Status
Suspend Status
Erase Status
Program Status
Block Status after Program
Reserved
Reserved
Reserved
"1"
Ready
Suspended
Error
Error
Error
-
-
-
Definition
"0"
Busy
Operation in Progress / Completed
Successful
Successful
Successful
-
-
-
*DQ3 indicates the block status after the page programming, byte/word programming and page buffer to flash. When DQ3 is "1", the page has the
over-programed cell . If over-program occurs, the device is block fail. However if DQ3 is "1", please try the block erase to the block. The block may revive.
9
Sep.1999. Rev4.0
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