Details

---

BUY AT28C256F-15PC https://www.utsource.net/itm/p/12608025.html

Parameter	Description	Value
Device Type	32K x 8 UV Erasable EEPROM	AT28C256F-15PC
Package Type	Plastic Dual Inline Package (PDIP)	28-Pin
Operating Voltage	VCC Supply Voltage	4.5V to 5.5V
Access Time	Maximum Access Time	150ns
Endurance	Write/Erase Cycles	1,000,000 cycles
Data Retention	Data Retention Time	10 years
Temperature Range	Operating Temperature	-40掳C to +85掳C
Storage Temperature	Storage Temperature	-65掳C to +150掳C
Programming Voltage	Programming Voltage (VPP)	12.5V 卤 0.5V
Write Current	Write Current	20mA
Standby Current	Standby Current	20渭A max

Instructions for Use

1. Power Supply: Ensure the supply voltage (VCC) is within the specified range of 4.5V to 5.5V.
2. Programming: Apply a programming voltage (VPP) of 12.5V 卤 0.5V during write operations. The write current should not exceed 20mA.
3. Access Time: The device has an access time of 150ns; ensure that your system timing can accommodate this delay.
4. Endurance and Data Retention: This EEPROM supports up to 1,000,000 write/erase cycles with data retention guaranteed for at least 10 years under normal operating conditions.
5. Temperature Considerations: Operate the device within the temperature range of -40掳C to +85掳C. For storage, the device can withstand temperatures from -65掳C to +150掳C.
6. Standby Mode: When the device is not in use, it draws a maximum of 20渭A in standby mode.
7. Handling Precautions: Handle the device with care to avoid damage from electrostatic discharge (ESD). Use appropriate ESD protection measures.

For detailed pin configuration and specific application circuits, refer to the datasheet provided by the manufacturer.

(For reference only)