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LTC4311CSC6

Name: LTC4311CSC6
Rating: 4.7 (12 reviews)

IC POWER MANAGEMENT

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Mfr。パート #LTC4311CSC6
パッケージ SC70
データシート
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仕様

Package	Tube
ProductStatus	Obsolete
Type	Accelerator
Applications	I²C
Input	2-Wire Bus
Output	2-Wire Bus
DataRate(Max)	400kHz
NumberofChannels	1
Voltage-Supply	1.6V ~ 5.5V
Current-Supply	200µA
OperatingTemperature	0°C ~ 70°C
MountingType	Surface Mount
Package/Case	6-TSSOP, SC-88, SOT-363

概要

Description

The LTC4311CSC6 is a high-speed I²C/SMBus bus extender manufactured by Analog Devices. It is designed to extend the range of I²C communication between devices over long distances, up to 1 km, while maintaining signal integrity. The chip enables multi-master and multi-slave configurations, allowing multiple devices to communicate without interference.
Key features include automatic rise-time enhancement, which optimizes the bus speed by adjusting the rise time based on the capacitance of the bus, ensuring reliable data transmission. The LTC4311 operates with a supply voltage range of 2.7V to 5.5V and supports a data rate of up to 1 MHz. It also features a low-power consumption mode, making it suitable for battery-powered applications.
The device is housed in a small 8-pin MSOP package, making it ideal for space-constrained designs. Overall, the LTC4311CSC6 is a versatile solution for extending I²C communication in various applications, including industrial automation, automotive systems, and consumer electronics.

Features

The LTC4311CSC6 is a high-speed I2C bus isolator designed for robust communication in noisy environments. Key features include:
1. Two-Channel Isolator: Supports simultaneous communication on both the SDA and SCL lines, allowing for uninterrupted data transfer.
2. High-Speed Operation: Compatible with I2C standard speeds up to 1 MHz, ensuring fast data exchange.
3. Wide Supply Voltage Range: Operates from 1.8V to 5.5V, providing flexibility for various applications.
4. Low Power Consumption: Designed for efficient operation, enabling battery-powered applications.
5. Protection Against Noise and Ground Loops: Isolates the I2C bus to prevent interference, enhancing system reliability.
6. Compact Package: Available in a 6-lead SC-70 package, suitable for space-constrained designs.
7. Integrated Pull-Up Resistors: Simplifies design and reduces external component count.
Overall, the LTC4311CSC6 is ideal for applications requiring reliable I2C communication in noisy or isolated systems.

Package

The LTC4311CSC6 is packaged in a 6-lead SC-70 (Small Outline Package).

Pinout

The LTC4311CSC6 is a 6-pin integrated circuit designed for I2C bus buffering. It is specifically used to extend I2C bus distances and improve signal integrity.
Pin Count: 6 pins
Pin Functions:
1. VCC (Pin 1): Supply voltage input.
2. GND (Pin 2): Ground connection.
3. SDA (Pin 3): Serial Data Line; data transfer line for I2C.
4. SCL (Pin 4): Serial Clock Line; clock line for I2C communication.
5. SDA_OUT (Pin 5): Buffered Serial Data Line output.
6. SCL_OUT (Pin 6): Buffered Serial Clock Line output.
The LTC4311 enables level shifting and buffering for I2C communication, allowing devices with different voltage levels to communicate effectively. It supports high-speed data rates and enhances signal reliability over longer distances.

Manufacturer

The LTC4311CSC6 is manufactured by Analog Devices, Inc. Analog Devices is a global leader in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company specializes in providing solutions for various applications, including industrial automation, automotive, communications, healthcare, and consumer electronics. Established in 1965, Analog Devices is known for its innovation in high-speed data conversion and signal processing technologies, supporting a wide range of sectors with its extensive product portfolio.

Application

The LTC4311CSC6 is primarily used in I2C bus applications for voltage level shifting, enabling communication between devices operating at different voltage levels. Its application areas include interfacing microcontrollers, sensors, and EEPROMs in automotive, industrial, and consumer electronics. It helps in ensuring reliable data transfer across varying supply voltages, facilitating seamless integration in multi-voltage systems.

Equivalent

Equivalent products to the LTC4311CSC6 chip include the TI TCA9548A, NXP PCA9548A, and Analog Devices ADM2483. These devices also facilitate I2C bus multiplexer functions, enabling multiple I2C devices to communicate over the same bus. Always verify pin compatibility and operating specifications before substituting.