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PCA9501PW from PHILIPS

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PCA9501PW

Manufacturer: PHILIPS

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins

Partnumber Manufacturer Quantity Availability
PCA9501PW PHILIPS 60 In Stock

Description and Introduction

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins The **PCA9501PW** from Philips is a versatile, low-voltage level translator designed to facilitate seamless communication between devices operating at different voltage levels. This integrated circuit (IC) is particularly useful in mixed-voltage systems, where it ensures reliable signal transfer between components powered by 1.8V, 2.5V, 3.3V, or 5V supplies.  

Featuring a bidirectional design, the PCA9501PW eliminates the need for directional control signals, simplifying system integration. Its automatic sensing capability allows for smooth data transmission in both directions, making it ideal for I²C bus applications, such as interfacing microcontrollers with sensors, memory modules, or peripheral devices.  

With a compact TSSOP-8 package, the PCA9501PW is well-suited for space-constrained designs while maintaining robust performance. It includes built-in ESD protection, enhancing durability in demanding environments. Additionally, its low standby current consumption makes it an energy-efficient choice for battery-powered applications.  

Engineers and designers value the PCA9501PW for its reliability, ease of use, and ability to bridge voltage gaps without signal degradation. Whether in industrial automation, consumer electronics, or embedded systems, this level translator ensures stable and efficient communication across diverse voltage domains.

Application Scenarios & Design Considerations

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins
Partnumber Manufacturer Quantity Availability
PCA9501PW PHI 2109 In Stock

Description and Introduction

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins The **PCA9501PW** from Philips is a versatile electronic component designed to facilitate level shifting between different voltage domains in digital circuits. As a bidirectional I²C-bus and SMBus voltage-level translator, it ensures seamless communication between devices operating at distinct logic levels, typically between 1.2V and 5.5V.  

This device is particularly useful in mixed-voltage systems, where compatibility between low-voltage microcontrollers and higher-voltage peripherals is essential. The PCA9501PW features automatic direction sensing, eliminating the need for additional control signals and simplifying system design. Its robust architecture supports hot insertion, making it suitable for applications requiring dynamic connectivity.  

Key specifications include low standby current consumption, high noise immunity, and compatibility with standard I²C-bus protocols. The component is housed in a TSSOP-8 package, offering a compact footprint for space-constrained designs.  

Common applications include embedded systems, industrial automation, and consumer electronics where reliable voltage translation is critical. By ensuring signal integrity across varying voltage levels, the PCA9501PW enhances system flexibility while maintaining performance.  

Engineers value this component for its reliability, ease of integration, and adherence to industry standards, making it a practical choice for modern digital interfaces.

Application Scenarios & Design Considerations

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins
Partnumber Manufacturer Quantity Availability
PCA9501PW NXP 18 In Stock

Description and Introduction

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins The **PCA9501PW** from NXP Semiconductors is a versatile, low-voltage level translator designed for bidirectional voltage conversion between I²C-bus or SMBus devices operating at different logic levels. This compact IC supports voltage translation between 1.2V and 3.6V, making it ideal for interfacing low-voltage processors with higher-voltage peripherals in embedded systems, consumer electronics, and industrial applications.  

Featuring automatic direction sensing, the PCA9501PW eliminates the need for additional control signals, simplifying design and reducing component count. Its robust architecture ensures minimal propagation delay while maintaining signal integrity, even in noisy environments. The device also includes built-in ESD protection, enhancing reliability in demanding applications.  

With a small TSSOP-8 package, the PCA9501PW is space-efficient, making it suitable for compact PCB layouts. It supports standard and fast-mode I²C-bus speeds (up to 400 kHz), ensuring compatibility with a wide range of devices. Whether used in battery-powered gadgets, IoT modules, or communication interfaces, this level translator provides a seamless solution for mixed-voltage system designs.  

Engineers value the PCA9501PW for its ease of integration, low power consumption, and reliable performance, making it a preferred choice for modern electronic systems requiring efficient voltage-level shifting.

Application Scenarios & Design Considerations

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins

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