Details

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BUY AN28F512 https://www.utsource.net/itm/p/12606107.html

Parameter	Description	Value
Device	High-Speed CMOS 512K x 8-Bit Flash Memory	AN28F512
Organization	Memory organization	512K x 8 bits
Voltage Supply (Vcc)	Operating voltage range	2.7V to 3.6V
Access Time	Maximum access time at Vcc = 3.0V, TA = 25°C	70ns
Block Erase Time	Typical block erase time	400ms
Chip Erase Time	Typical chip erase time	5s
Write Cycle Time	Typical write cycle time	200us
Endurance	Minimum number of program/erase cycles per sector	100,000 cycles
Data Retention	Guaranteed data retention time	10 years
Package Type	Types of packages available	TSOP-48, PQFP-48
Operating Temperature	Industrial temperature range	-40°C to +85°C

Instructions for Use:

1. Power Supply Requirements:

   • Ensure the power supply voltage is within the specified range of 2.7V to 3.6V.

2. Programming:

   • Use a standard flash memory programmer compatible with the JEDEC standard.
   • Follow the manufacturer’s programming algorithm for reliable operation.

3. Erase Operations:

   • Perform block or chip erase as needed. A block erase affects one block only, while a chip erase clears all blocks.
   • Wait for the respective erase times before initiating new operations.

4. Write Operations:

   • Each write cycle should be completed within 200 microseconds for optimal performance.
   • Avoid exceeding the maximum number of program/erase cycles per sector to prevent wear-out.

5. Handling Precautions:

   • Handle the device with care to avoid electrostatic discharge (ESD) damage.
   • Store in recommended conditions to ensure long-term reliability and data retention.

6. Temperature Considerations:

   • Operate within the industrial temperature range (-40°C to +85°C) for consistent performance.

7. Package Selection:

   • Choose the appropriate package type based on board layout and design requirements. Options include TSOP-48 and PQFP-48.

For detailed programming algorithms and timing diagrams, refer to the datasheet provided by the manufacturer.

(For reference only)