Details

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BUY W25Q128FV https://www.utsource.net/itm/p/12607794.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	渭A
Active Current	IAV	VCC = 3.0V, TA = 25掳C	-	4	8	mA
Programming Time	TPROG	Single byte program	-	2	5	ms
Page Program Time	TPP		-	3	5	ms
Sector Erase Time	TSE		-	200	300	ms
Block Erase Time	TBE		-	250	350	ms
Chip Erase Time	TCE		-	2500	3500	ms
Data Retention			20	-	-	Years
Write Endurance			100k	-	-	Cycles
Read Cycle			100k	-	-	Cycles

Instructions for W25Q128FV

1. Power Supply:

   • Ensure the supply voltage (VCC) is within the range of 2.7V to 3.6V for proper operation.

2. Initialization:

   • Before any operation, initialize the device by applying the correct power supply and ensuring all necessary connections are made.

3. Reading Data:

   • Use the READ command to access data from the memory array.
   • Address lines should be correctly set to point to the desired memory location.

4. Writing Data:

   • Perform a WRITE ENABLE command before any write or erase operations.
   • Use PAGE PROGRAM to write data up to the page size limit.
   • Ensure the programming time does not exceed the maximum specified time.

5. Erasing Data:

   • Use SECTOR ERASE, BLOCK ERASE, or CHIP ERASE commands based on the amount of data to be erased.
   • Wait until the erase cycle completes as indicated by the status register ready/busy bit.

6. Status Checking:

   • After each operation, check the status register to ensure the operation completed successfully.
   • Monitor the busy flag to avoid initiating new commands while the device is processing.

7. Endurance and Retention:

   • Be aware of the write endurance and data retention limits to plan for long-term usage and reliability.
   • Avoid exceeding the specified number of write/erase cycles to prevent premature wear-out.

8. Standby Mode:

   • To reduce power consumption when not actively reading or writing, use the DEEP POWER DOWN command to enter low-power standby mode.

(For reference only)