28F128J3A, 28F640J3A, 28F320J3A
Contents
1.0
2.0
3.0
Product Overview
....................................................................................................... 1
Principles of Operation
............................................................................................ 6
2.1
3.1
3.2
3.3
3.4
3.5
3.6
3.7
Data Protection...................................................................................................... 6
Read...................................................................................................................... 8
Output Disable....................................................................................................... 8
Standby ................................................................................................................. 8
Reset/Power-Down ............................................................................................... 8
Read Query ........................................................................................................... 9
Read Identifier Codes............................................................................................ 9
Write ...................................................................................................................... 9
Read Array Command.........................................................................................13
Read Query Mode Command .............................................................................13
4.2.1 Query Structure Output ..........................................................................13
4.2.2 Query Structure Overview ......................................................................14
4.2.3 Block Status Register .............................................................................15
4.2.4 CFI Query Identification String ...............................................................15
4.2.5 System Interface Information .................................................................16
4.2.6 Device Geometry Definition....................................................................17
4.2.7 Primary-Vendor Specific Extended Query Table....................................18
Read Identifier Codes Command ........................................................................19
Read Status Register Command.........................................................................20
Clear Status Register Command.........................................................................22
Block Erase Command........................................................................................22
Block Erase Suspend Command ........................................................................22
Write to Buffer Command....................................................................................23
Byte/Word Program Commands .........................................................................24
Program Suspend Command..............................................................................24
Set Read Configuration Command .....................................................................24
4.11.1 Read Configuration ................................................................................25
Configuration Command .....................................................................................25
Set Block Lock-Bit Commands............................................................................26
Clear Block Lock-Bits Command.........................................................................27
Protection Register Program Command .............................................................27
4.15.1 Reading the Protection Register ............................................................27
4.15.2 Programming the Protection Register ....................................................27
4.15.3 Locking the Protection Register .............................................................28
Three-Line Output Control...................................................................................38
STS and Block Erase, Program, and Lock-Bit Configuration Polling ..................38
Power Supply Decoupling ...................................................................................38
Input Signal Transitions - Reducing Overshoots and Undershoots When Using
Bus Operations
........................................................................................................... 7
4.0
Command Definitions
............................................................................................... 9
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
4.11
4.12
4.13
4.14
4.15
5.0
Design Considerations
..........................................................................................38
5.1
5.2
5.3
5.4
Preliminary
iii
INTEL [ INTEL CORPORATION ]
