M28W640ECB90N6 STMicroelectronics, M28W640ECB90N6 Datasheet - Page 47
![IC FLASH 64MBIT 90NS 48TSOP](/photos/7/26/72669/497-48-tsop_series_sml.jpg)
M28W640ECB90N6
Manufacturer Part Number
M28W640ECB90N6
Description
IC FLASH 64MBIT 90NS 48TSOP
Manufacturer
STMicroelectronics
Datasheet
1.M28W640ECB90N6.pdf
(55 pages)
Specifications of M28W640ECB90N6
Format - Memory
FLASH
Memory Type
FLASH - Nor
Memory Size
64M (4M x 16)
Speed
90ns
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
Contains lead / RoHS non-compliant
Other names
497-1698
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Figure 20. Program Suspend & Resume Flowchart and Pseudo Code
Program Continues
another address
Read data from
Read Status
Write D0h
Write 70h
Write FFh
Write B0h
Register
b7 = 1
b2 = 1
Start
YES
YES
NO
NO
Program Complete
Read Data
Write FFh
program_suspend_command ( ) {
if (status_register.b2==0) /*program completed */
else
}
do {
writeToFlash (any_address, 0xB0) ;
writeToFlash (any_address, 0x70) ;
/* read status register to check if
program has already completed */
status_register=readFlash (any_address) ;
/* E or G must be toggled*/
} while (status_register.b7== 0) ;
{ writeToFlash (any_address, 0xFF) ;
{ writeToFlash (any_address, 0xFF) ;
}
}
read_data ( ) ; /*read data from another block*/
/*The device returns to Read Array
(as if program/erase suspend was not issued).*/
read_data ( ); /*read data from another address*/
writeToFlash (any_address, 0xD0) ;
/*write 0xD0 to resume program*/
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