Details

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BUY 24AA256-I/SN https://www.utsource.net/itm/p/11561791.html
IC EEPROM 256K I2C 400KHZ 8SOIC

Parameter	Symbol	Conditions	Min	Typical	Max	Unit
Operating Voltage	VCC	Continuous operation	1.8	-	5.5	V
Standby Current	ICC(STBY)	VCC = 5.5V	-	1	-	μA
Active Current	ICC(ACT)	VCC = 5.5V, 100 kHz	-	3	-	mA
Write Cycle Time	tWC	VCC = 2.5V to 5.5V	-	5	-	ms
Page Write Size	-	-	-	32	-	bytes
Memory Size	-	-	-	256	-	Kbits
Organization	-	-	-	32K x 8	-	bits
Data Retention	-	-	-	100	-	years
Operating Temperature	TA	-	-40	-	85	°C
Storage Temperature	TSTG	-	-65	-	150	°C

Instructions for Use:

1. Power Supply:

   • Ensure the supply voltage (V_CC) is within the range of 1.8V to 5.5V.
   • The device has a low standby current, making it suitable for battery-powered applications.

2. Communication Protocol:

   • The 24AA256-I/SN uses the I₂C protocol for communication.
   • The device address is factory-programmed and cannot be changed.

3. Write Operations:

   • A write cycle takes up to 5 milliseconds to complete.
   • The device supports page writes of up to 32 bytes at a time.

4. Read Operations:

   • Read operations can be performed sequentially or randomly.
   • Ensure that the read address is correctly set before initiating a read cycle.

5. Temperature Considerations:

   • The operating temperature range is from -40°C to +85°C.
   • The storage temperature range is from -65°C to +150°C.

6. Data Retention:

   • The data retention period is 100 years under typical conditions.

7. Handling Precautions:

   • Handle the device with care to avoid static discharge, which can damage the internal circuitry.
   • Ensure proper grounding and use anti-static wrist straps when handling the device.

8. Mounting and Soldering:

   • Follow standard surface mount technology (SMT) procedures for mounting and soldering.
   • Avoid excessive heat during soldering to prevent damage to the device.

9. Testing:

   • After assembly, perform initial testing to ensure proper functionality.
   • Verify that the device responds correctly to read and write commands.

(For reference only)