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Microchip 256 kB Serial EEPROM 50 ns 8-Pin SOIC Serial-SPI 25LC256-I/SN
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Standby Current | 1 μA (typical) |
| Length | 4.9mm |
| Model | 25LC256-I/SN |
| Width | 6mm |
| Mount Type | Surface |
| Maximum Operating Temperature | 85°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -40°C |
| Memory size | 256kB |
| Interface Type | Serial-SPI |
| Pin Count | 8 |
| Automotive Standard | AEC-Q100 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 2.5V |
| Supply Current | 6mA |
| Maximum Clock Frequency | 10MHz |
| Organisation | 32K x 8 Bit |
| Number of Bits per Word | 8 |
| Maximum Random Access Time | 50ns |
| Number of Words | 32k |
| Read Current | 6 mA (typical) |
| Built-In Write Protection | Power-on/off data protection circuitry, Write enable latch, Write-protect pin |
| Block Write Protection | Protect none, 1/4, 1/2 or all of array |
| Microchip 25AA256-I/SN, 256 kB Serial EEPROM, 50 ns 8-Pin SOIC Serial-SPIBrand | Microchip |
Key Features
- Operating voltage ranges from 2.5 V to 5.5 V.
- Maximum clock frequency of 10 MHz enables quick data transfer.
- Memory organized as 32K x 8 bit with 32,768 words.
- Endurance exceeding 1 million erase/write cycles ensures long-term reliability.
- Data retention rated over 200 years for durable storage.
- Low typical standby current of 1 μA and read current of 6 mA.
- Equipped with built-in write protection and power-on/off data protection circuitry.
- Operating temperature range from -40°C to 85°C suitable for diverse conditions.
Product Description
Microchip 25LC256-I/SN is a 256 kB Serial EEPROM designed for industrial and automotive applications with a high-performance 50 ns random access time. Featuring a Serial Peripheral Interface (SPI) for effective communication, it operates with a voltage range of 2.5 V to 5.5 V and supports clock frequencies up to 10 MHz. The compact 8-pin SOIC surface mount package offers easy integration into compact circuit designs.
The EEPROM memory organization is 32K x 8 bit, providing 32,768 writable words, and includes 64-byte page write capability. It has a robust endurance with more than one million erase/write cycles and data retention rated over 200 years, ensuring data integrity over long periods. Built-in power-on/off data protection and a write-protect pin grant excellent data security and operational reliability.
This device features low power consumption with typical standby current of 1 μA and read current of 6 mA, optimizing energy efficiency in embedded systems. It meets AEC-Q100 automotive standards for quality and reliability, making it suitable for automotive and other rugged industrial environments. The device includes block write protection allowing selective protection of memory sections.
Fast 50 ns random access time supports time-critical applications. High durability and data retention ensure long operational lifetime. Low power consumption minimizes system power requirements. Robust write protection mechanisms enhance data safety.
Compliant with automotive and industrial standards. Compact SOIC package facilitates easy mounting and board space saving.
This Microchip EEPROM is ideal for industrial, automotive, and manufacturing uses requiring reliable, long-lasting non-volatile memory. It supports applications including embedded control, data logging, and other memory-stored configuration tasks. EnvMart catalogs this product under EEPROM category offering trusted semiconductor solutions.
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Frequently Asked Questions
The maximum clock frequency is 10 MHz, enabling quick data transfer.
The memory is organized as 32K x 8 bit, providing a total of 32,768 writable words.
It operates within a voltage range of 2.5 V to 5.5 V.
The EEPROM has an endurance exceeding 1 million erase/write cycles, ensuring long-term reliability.
The typical standby current is 1 μA, optimizing energy efficiency in embedded systems.
The maximum random access time is 50 ns, suitable for time-critical applications.
The package type is SOIC with dimensions of 4.9 mm in length and 6 mm in width.
It includes built-in write protection, power-on/off data protection circuitry, and a write-protect pin.
The operating temperature range is from -40°C to 85°C, making it suitable for diverse conditions.
It meets the AEC-Q100 automotive standard for quality and reliability.
It is ideal for industrial, automotive, and manufacturing applications requiring reliable, long-lasting non-volatile memory.
It features block write protection that allows selective protection of memory sections, including options to protect none, 1/4, 1/2, or all of the array.
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