Details

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BUY W25Q128FVSIG SOP-8 https://www.utsource.net/itm/p/9527223.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	2.7		3.6	V
Standby Current	ISB	Vcc = 3.0V		1	5	μA
Active Current	IAV	Read @ 50MHz, Vcc = 3.0V		20	40	mA
Programming Current	IPGM	Vcc = 3.0V		2	8	mA
Erase/Program Cycle Time	TPER	Sector/Page		2	5	ms
Block Erase Time	TBER	64KB Block		200	300	ms
Chip Erase Time	TCER	Entire chip		200	300	ms
Data Retention			20			Years
Temperature Range		Operating	-40		85	°C
Temperature Range		Storage	-40		125	°C

Instructions for W25Q128FVSIG SOP-8:

1. Power-Up Sequence:

   • Ensure the supply voltage (Vcc) is within the specified operating range of 2.7V to 3.6V.
   • Allow a stable power-up sequence before initiating any commands.

2. Initialization:

   • After applying power, wait for the device to stabilize (typically less than 1ms).
   • Initialize the SPI interface by setting the clock speed and mode according to the datasheet specifications.

3. Reading Data:

   • Use the "Read Data" command (0x03) to read data from the memory.
   • Ensure the address lines are correctly set for the desired memory location.

4. Writing Data:

   • Before writing, issue a "Write Enable" command (0x06).
   • Use the "Page Program" command (0x02) to write data into the page buffer.
   • Wait for the Write-in-Progress flag to clear before issuing new commands.

5. Erasing Data:

   • For sector or block erase, use the respective commands (Sector Erase: 0x20, Block Erase: 0xD8).
   • For full chip erase, use the "Chip Erase" command (0xC7).
   • Monitor the status register to ensure the erase operation is complete.

6. Power-Down Mode:

   • To enter low-power standby mode, issue the "Deep Power Down" command (0xB9).
   • Exit this mode using the "Release from Deep Power Down" command (0xAB).

7. Temperature Considerations:

   • Ensure the device operates within the temperature range of -40°C to +85°C for optimal performance.
   • Store the device between -40°C and +125°C when not in use.

8. Error Handling:

   • Regularly check the status register for error flags.
   • Implement retry mechanisms for failed write or erase operations.

Note: Always refer to the specific datasheet for detailed timing diagrams and advanced features not covered here.

(For reference only)