Details

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BUY READ2302GSP https://www.utsource.net/itm/p/12594193.html

Parameter	Description	Value
Part Number	Device Identifier	READ2302GSP
Type	Memory Type	EEPROM
Capacity	Storage Capacity	2 Kbit (256 x 8)
Vcc Operating Range	Supply Voltage Range	1.7V to 5.5V
Icc	Current Consumption (Active)	1 mA max
Standby Current	Current Consumption (Standby)	1 渭A max
Operating Temperature	Temperature Range (Operational)	-40掳C to +85掳C
Data Retention	Data Retention Time	100 years
Write Cycle	Write Cycles (Endurance)	1,000,000
Access Time	Read/Write Access Time	5 渭s max
Package	Package Type	SOIC-8
Pins	Number of Pins	8
Dimensions	Package Dimensions	5.3 x 4.4 mm

Instructions for Use

1. Power Supply:

   • Connect Vcc to the positive supply voltage (1.7V to 5.5V).
   • Connect GND to the ground.

2. Pin Configuration:

   • Pin 1 (Vcc): Positive supply voltage.
   • Pin 2 (GND): Ground.
   • Pin 3 (A0): Address input bit 0.
   • Pin 4 (A1): Address input bit 1.
   • Pin 5 (A2): Address input bit 2.
   • Pin 6 (SDA): Serial data line.
   • Pin 7 (SCL): Serial clock line.
   • Pin 8 (WP): Write protect (active low).

3. Communication Protocol:

   • The READ2302GSP uses I2C protocol for communication.
   • SDA and SCL lines must be pulled up with external resistors (typically 4.7k惟 to 10k惟).

4. Addressing:

   • The device has a 7-bit I2C address, which can be configured using the A0, A1, and A2 pins.
   • Default address is 0x50 if all address pins are grounded.

5. Read Operation:

   • Start condition on SDA and SCL.
   • Send the device address followed by a read bit (R/W = 1).
   • Device acknowledges.
   • Data bytes are read from the device.
   • Stop condition on SDA and SCL.

6. Write Operation:

   • Start condition on SDA and SCL.
   • Send the device address followed by a write bit (R/W = 0).
   • Device acknowledges.
   • Send the memory address where data will be written.
   • Device acknowledges.
   • Send the data bytes to be written.
   • Device acknowledges each byte.
   • Stop condition on SDA and SCL.

7. Write Protect:

   • Set WP pin to high to enable write protection.
   • Set WP pin to low to allow writing to the device.

8. Data Retention:

   • Data is retained for up to 100 years under specified operating conditions.

9. Handling:

   • Handle the device with care to avoid static damage.
   • Ensure proper grounding and power supply stability during operation.

(For reference only)