JS28F128P30T85 Micron Technology Inc, JS28F128P30T85 Datasheet - Page 86
JS28F128P30T85
Manufacturer Part Number
JS28F128P30T85
Description
Manufacturer
Micron Technology Inc
Datasheet
1.JS28F128P30T85.pdf
(97 pages)
Specifications of JS28F128P30T85
Cell Type
NOR
Density
128Mb
Access Time (max)
85/17ns
Interface Type
Parallel/Serial
Boot Type
Top
Address Bus
23b
Operating Supply Voltage (typ)
1.8V
Operating Temp Range
-40C to 85C
Package Type
TSOP
Program/erase Volt (typ)
1.7 to 2/8.5 to 9.5V
Sync/async
Async/Sync
Operating Temperature Classification
Industrial
Operating Supply Voltage (min)
1.7V
Operating Supply Voltage (max)
2V
Word Size
16b
Number Of Words
8M
Supply Current
28mA
Mounting
Surface Mount
Pin Count
56
Lead Free Status / Rohs Status
Compliant
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Figure 40: Block Lock Operations Flowchart
Datasheet
86
Read Block Lock
Write 01 ,D0,2Fh
Block Address
Block Address
Lock Change
Any Address
Read
Lock
Lock
Read ID Plane
Write FFh
Write 60 h
Write 90 h
Complete
Change?
Locking
Status
Start
Setup
Confirm
Yes
Array
No
LOCKING OPERATIONS PROCEDURE
Operation
( Optional)
( Optional)
( Optional)
Standby
Write
Write
Write
Read
Write
Bus
Command
Block Lock
Unlock, or
Lockdown
Read ID
Confirm
Status
Setup
Plane
Lock,
Read
Array
Lock
Data = 60h
Addr = Block to lock/unlock/lock-down (BA)
Data = 01h (Lock block)
Addr = Block to lock/unlock/lock-down (BA)
Data = 90h
Addr = Block address offset +2 ( BA+2 )
Block Lock status data
Addr = Block address offset +2 ( BA+2 )
Confirm locking change on DQ
(See Block Locking State Transitions Table
for valid combinations.)
Data = FFh
Addr = Block address (BA)
D0h (Unlock block)
2Fh (Lockdown block)
Comments
1
, DQ
LOCK_OP.WMF
0
.
August 2008
306666-12
P30
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