사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR) |
| Part Status | Obsolete |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 2Kb (256 x 8) |
| Memory Interface | I²C |
| Clock Frequency | 1 MHz |
| Write Cycle Time - Word Page | 5ms |
| Access Time | 550 ns |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The AT24C02BN-SH-T is a two-wire serial Electrically Erasable Programmable Read-Only Memory (EEPROM) from Microchip Technology. It offers a storage capacity of 2 kilobits (256 bytes) and operates using an I2C interface, making it suitable for applications requiring simple, efficient data storage and retrieval. This EEPROM supports a wide supply voltage range from 1.7V to 5.5V, enhancing its versatility across different types of electronic devices.
It features a hardware write-protect pin to safeguard data integrity by preventing accidental writes. The AT24C02BN-SH-T is organized in 32 pages of 8 bytes each, allowing for efficient data management. Its endurance rating is up to 1 million write cycles, and it retains data for over 100 years, ensuring long-term reliability. The device is typically available in a small outline Transistor Outline (SOT) package, making it suitable for space-constrained applications. With its low power consumption and robust performance, this EEPROM is ideal for consumer electronics, automotive, and industrial applications.
It features a hardware write-protect pin to safeguard data integrity by preventing accidental writes. The AT24C02BN-SH-T is organized in 32 pages of 8 bytes each, allowing for efficient data management. Its endurance rating is up to 1 million write cycles, and it retains data for over 100 years, ensuring long-term reliability. The device is typically available in a small outline Transistor Outline (SOT) package, making it suitable for space-constrained applications. With its low power consumption and robust performance, this EEPROM is ideal for consumer electronics, automotive, and industrial applications.
Equivalent
The AT24C02BN-SH-T is a 2Kb I2C EEPROM. Equivalent products include:
1. Microchip 24LC02B series
2. STMicroelectronics M24C02 series
3. ROHM BR24G02 series
4. ON Semiconductor CAT24C02 series
These alternatives typically share similar features like memory size, I2C interface, and operating voltage, but it's important to verify pin configuration and specific electrical characteristics to ensure compatibility.
1. Microchip 24LC02B series
2. STMicroelectronics M24C02 series
3. ROHM BR24G02 series
4. ON Semiconductor CAT24C02 series
These alternatives typically share similar features like memory size, I2C interface, and operating voltage, but it's important to verify pin configuration and specific electrical characteristics to ensure compatibility.
Features
The AT24C02BN-SH-T is a 2-kilobit (256 x 8) I2C-compatible serial EEPROM. Key features include:
1. Memory Organization: 2 Kbits arranged in 256 bytes of 8 bits each.
2. I2C Interface: Supports standard 100 kHz and fast 400 kHz I2C protocols.
3. Voltage Range: Operates from 1.7V to 5.5V, making it suitable for diverse applications.
4. Write Protection: Includes a write protection feature to prevent accidental overwrite.
5. Endurance: Offers a high write endurance of 1,000,000 write cycles.
6. Data Retention: Guarantees data retention for up to 100 years.
7. Low Power Consumption: Features low standby and active current consumption.
8. Package: Available in an 8-lead TSSOP package, which is ideal for space-constrained applications.
9. Temperature Range: Operates over a wide temperature range from -40°C to +85°C.
These features make the AT24C02BN-SH-T suitable for use in consumer electronics, industrial applications, and other environments requiring reliable non-volatile memory storage.
1. Memory Organization: 2 Kbits arranged in 256 bytes of 8 bits each.
2. I2C Interface: Supports standard 100 kHz and fast 400 kHz I2C protocols.
3. Voltage Range: Operates from 1.7V to 5.5V, making it suitable for diverse applications.
4. Write Protection: Includes a write protection feature to prevent accidental overwrite.
5. Endurance: Offers a high write endurance of 1,000,000 write cycles.
6. Data Retention: Guarantees data retention for up to 100 years.
7. Low Power Consumption: Features low standby and active current consumption.
8. Package: Available in an 8-lead TSSOP package, which is ideal for space-constrained applications.
9. Temperature Range: Operates over a wide temperature range from -40°C to +85°C.
These features make the AT24C02BN-SH-T suitable for use in consumer electronics, industrial applications, and other environments requiring reliable non-volatile memory storage.
Pinout
The AT24C02BN-SH-T is a 2-kilobit serial EEPROM IC from Microchip Technology, part of the AT24C02 series. It comes in an 8-pin SOIC package. Here is a brief overview of its pin functions:
1. A0, A1, A2 (Pins 1, 2, 3): These are device address inputs used for multiple device addressing. They allow for up to eight devices on the same I²C bus.
2. VSS (Pin 4): Ground reference for the IC, connected to the system ground.
3. SDA (Pin 5): Serial Data Line, a bidirectional line for data transfer.
4. SCL (Pin 6): Serial Clock Line, used to synchronize data transfer between the microcontroller and the EEPROM.
5. WP (Pin 7): Write Protect input. When connected to VCC, it disables write operations to the memory, providing hardware write protection.
6. VCC (Pin 8): Power supply pin for the device, typically connected to a 1.7V to 5.5V supply.
The device operates on the I²C protocol, which allows for easy interfacing with microcontrollers. It is commonly used for storing small amounts of data requiring retention without power.
1. A0, A1, A2 (Pins 1, 2, 3): These are device address inputs used for multiple device addressing. They allow for up to eight devices on the same I²C bus.
2. VSS (Pin 4): Ground reference for the IC, connected to the system ground.
3. SDA (Pin 5): Serial Data Line, a bidirectional line for data transfer.
4. SCL (Pin 6): Serial Clock Line, used to synchronize data transfer between the microcontroller and the EEPROM.
5. WP (Pin 7): Write Protect input. When connected to VCC, it disables write operations to the memory, providing hardware write protection.
6. VCC (Pin 8): Power supply pin for the device, typically connected to a 1.7V to 5.5V supply.
The device operates on the I²C protocol, which allows for easy interfacing with microcontrollers. It is commonly used for storing small amounts of data requiring retention without power.
Manufacturer
The AT24C02BN-SH-T is manufactured by Microchip Technology Inc. Microchip Technology is a leading American semiconductor company that provides a wide range of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company's products include microcontrollers, memory products, analog devices, and other semiconductor solutions used in a wide variety of applications such as automotive, industrial, consumer electronics, and communications. Microchip is known for its focus on quality, reliability, and performance, providing comprehensive solutions that help engineers and developers create innovative and efficient electronic designs.
Application
The AT24C02BN-SH-T is a 2Kb I2C serial EEPROM from Microchip Technology, suitable for applications requiring non-volatile data storage. It is commonly used in consumer electronics, industrial automation, medical devices, and automotive systems. The chip is ideal for storing configuration settings, calibration data, identification codes, and other critical data that must be retained when power is lost. Its small size and low power consumption make it suitable for portable and battery-operated devices. Additionally, the device's I2C interface allows for easy integration with microcontrollers and other digital systems in embedded applications.
Package
The AT24C02BN-SH-T is a type of EEPROM (Electrically Erasable Programmable Read-Only Memory) with a package type of 8-lead SOIC (Small Outline Integrated Circuit). This surface-mount package is compact, making it suitable for limited space applications.
