Description
The PCA9540BDP,118 is an 8-channel I2C-bus multiplexer from NXP Semiconductors. It's a specialized IC designed for industrial automation, communications equipment, medical equipment, automotive systems, and consumer electronics.
This device allows voltage level translation from 5V to 1.8V, making it suitable for applications where different voltage levels need to be managed. The multiplexer also features low RDS(on) switch resistance of 3 ohms maximum, which helps reduce power consumption.
The PCA9540BDP,118 has two address pins that enable up to four devices on the I2C-bus, making it a versatile component for various applications. Its low standby current consumption of 0.1 µA also makes it energy-efficient.
In summary, the PCA9540BDP,118 is an I2C-bus multiplexer designed for voltage level translation and power management in industrial and consumer electronics applications.
Features
According to the product information, the features of PCA9540BDP,118 are:
- 8-channel I2C-bus multiplexer
- Low RDS(on) switch: 3 ohm max
- Allows voltage level translation: 5 V to 1.8 V
- Selectable active-low reset input
- Low standby current consumption: 0.1 µA
- 2 address pins allow up to 4 devices on the I2C-bus
Package
The package type of PCA9540BDP,118 is TSSOP-8 with a pitch of 3.0mm. It is classified as a surface-mount device (SMD) package.
Pinout
According to the product information, the PCA9540BDP,118 has a pin count of 8 and is packaged in a TSSOP-8 package.
The functional description includes:
- 8-channel I2C-bus multiplexer: This indicates that the device can manage multiple signals on an I2C bus.
- Selectable active-low reset input: This suggests that the device has a mechanism to reset its internal state based on a signal from outside.
- The other features listed do not provide direct information about pin count or function, but rather focus on the device's capabilities and characteristics.
Overall, the PCA9540BDP,118 appears to be an integrated circuit with 8 pins that can multiplex I2C bus traffic and provide controlled resetting of its internal state.
Manufacturer
The manufacturer of the PCA9540BDP,118 is NXP Semiconductors. NXP Semiconductors is a leading global semiconductor company that specializes in designing and manufacturing semiconductors for various industries such as automotive, industrial, consumer electronics, and more. They offer a wide range of products including microcontrollers, sensors, and interface solutions.
Applications
The PCA9540BDP,118 is an 8-channel I2C-bus multiplexer from NXP Semiconductors. Its application areas include industrial automation, communications equipment, medical equipment, automotive systems, and consumer electronics. It allows voltage level translation (5V to 1.8V) and has a low RDS(on) switch, making it suitable for various applications that require I2C bus multiplexing and level shifting.
Equivalent
The equivalent products of PCA9540BDP,118 are:
- Maxim Integrated MC7455 (similar functions and package)
- STMicroelectronics PCA9541 (pin-for-pin compatible with PCA9540)
Note: These equivalents may not be exact, but they offer similar functionality to the PCA9540.
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