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24LC256T-I/SM
+BOMIC EEPROM 256KBIT I2C 8SOIJ
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제조업체마이크로칩 기술
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제조업체 부품 #24LC256T-I/SM
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데이터시트 24LC256T-I/SM DataSheet
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패키지 SOIC-8
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재고4207
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사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 256Kb (32K x 8) |
| Memory Interface | I²C |
| Clock Frequency | 400 kHz |
| Write Cycle Time - Word Page | 5ms |
| Access Time | 900 ns |
| Voltage - Supply | 2.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
This device supports both random and sequential read and write operations, with a page write capability of up to 64 bytes, enhancing data handling efficiency. It operates with a maximum clock frequency of 400 kHz, facilitating fast data transfers. The 24LC256T-I/SM is equipped with a hardware write-protect pin, providing data protection against inadvertent writes.
Packaged in an 8-lead SOIC, it is compact and suitable for surface mounting. The EEPROM's durability, with over one million erase/write cycles and data retention of over 200 years, ensures long-lasting performance, making it ideal for industrial, automotive, and consumer electronics applications.
Equivalent
1. Microchip 24LC256-I/SN
2. Atmel/Microchip AT24C256C
3. STMicroelectronics M24C256-WMN6TP
4. ON Semiconductor CAT24C256WI-GT3
5. ROHM BR24G256FJ-WE2
Ensure compatibility concerning package type, voltage, and temperature range before substituting.
Features
1. Memory Organization: 32,768 x 8-bit, organized as 32 blocks of 1,024 bytes each.
2. Interface: Supports I2C two-wire serial interface, fully compatible with fast mode and standard mode up to 400 kHz.
3. Voltage Range: Operates within a wide voltage range from 2.5V to 5.5V.
4. Low Power Consumption: Features a low standby current of 1 µA (typical) and a low active read current.
5. Write Capability: Page write capability of up to 64 bytes; self-timed write cycle (including auto-erase) lasts typically less than 5 ms.
6. Endurance and Data Retention: More than 1 million erase/write cycles and over 200 years of data retention.
7. Temperature Range: Operates over the industrial temperature range of -40°C to +85°C.
8. Package: Available in an 8-lead SOIC package.
9. Additional Features: Includes hardware write protection and a built-in oscillator for internal timing.
This EEPROM is suitable for applications requiring non-volatile memory with low power and high reliability.
Pinout
1. Pin 1 (A0): Device address input; used for I2C addressing.
2. Pin 2 (A1): Device address input; used for I2C addressing.
3. Pin 3 (A2): Device address input; used for I2C addressing.
4. Pin 4 (Vss): Ground connection.
5. Pin 5 (SDA): Serial Data; bidirectional line for data transfer.
6. Pin 6 (SCL): Serial Clock; input for the I2C clock.
7. Pin 7 (/WP): Write Protect; input to disable write operations.
8. Pin 8 (Vcc): Power supply input.
The device operates on a supply voltage range of 1.7V to 5.5V and supports standard I2C communication protocol, making it suitable for a wide range of applications requiring non-volatile memory storage.