M28W320FCB70N6F NUMONYX, M28W320FCB70N6F Datasheet - Page 61
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M28W320FCB70N6F
Manufacturer Part Number
M28W320FCB70N6F
Description
IC FLASH 32MBIT 70NS 48TSOP
Manufacturer
NUMONYX
Datasheet
1.M28W320FCB70ZB6F.pdf
(69 pages)
Specifications of M28W320FCB70N6F
Format - Memory
FLASH
Memory Type
FLASH - Nor
Memory Size
32M (2M x 16)
Speed
70ns
Interface
Parallel
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
48-TSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M28W320FCB70N6F
Manufacturer:
ST
Quantity:
987
Figure 21. Erase Suspend & Resume Flowchart and Pseudo Code
Block Protect/Unprotect/Lock
Program/Protection Program
Erase Continues
Read data from
another block
Read Status
Write B0h
Write FFh
Write D0h
Write 70h
Register
b7 = 1
b6 = 1
Start
or
or
YES
YES
NO
NO
Erase Complete
Read Data
Write FFh
erase_suspend_command ( ) {
if (status_register.b6==0) /*erase completed */
else
}
do {
writeToFlash (any_address, 0xB0) ;
writeToFlash (any_address, 0x70) ;
/* read status register to check if
erase has already completed */
{ writeToFlash (any_address, 0xFF) ;
{ writeToFlash (any_address, 0xFF) ;
} while (status_register.b7== 0) ;
}
}
status_register=readFlash (any_address) ;
/* E or G must be toggled*/
read_data ( ) ;
/*read data from another block*/
/*The device returns to Read Array
(as if program/erase suspend was not issued).*/
read_program_data ( );
/*read or program data from another address*/
writeToFlash (any_address, 0xD0) ;
/*write 0xD0 to resume erase*/
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