In the rapidly evolving world of advanced electronics, the competition to develop processors using increasingly smaller CMOS processes is more intense than ever. Given this fact, efficient power management and seamless communication between different voltage domains are critical.
Enter the P3A1604UK, a 4-bit dual-supply translating transceiver housed in a tiny WLCSP12 package—a game-changer for next-generation small form factor applications. To understand its impact, we sat down with our expert in semiconductor solutions, Bob Gee, to discuss how this tiny yet powerful component is shaping the industry.
BG: The P3A1604UK distinguishes itself with exceptional power efficiency. Thanks to its innovative architecture, it consumes up to 20 times less power compared to other suppliers. This offers a significant advantage for smartphone and other portable devices manufacturers, who are constantly striving to maximize battery life. In addition, this device has wide and ultralow voltage range, with VCCA operating from 0.72 V to 1.98 V and VCCB from 1.62 V to 3.63 V, making it versatile to bridge various logic levels in modern electronics. With next-generation microprocessors adopting more advanced processes, the P3A1604UK was designed to support multiple future processor generations, ensuring future-proof designs while saving valuable time and costs associated with designing in a new voltage level translator.
For a better viewing experience, download the block diagram.
Shaping the future with multi-voltage compatibility. Find out more about NXP’s new P3A1604UK solution.
BG: The power savings, ultralow voltage operation, and bidirectional data transfer make it ideal for mobile and portable applications. Devices today require seamless communication between processors, sensors and peripherals that operate at different voltages. With its high-speed data transfer capability—up to 40 Mbit/s in push-pull mode and 6.8 Mbit/s in open-drain mode—it ensures efficient performance without compromising on power consumption. Additionally, its compact WLCSP12 package (1.405 mm x 1.055 mm, 0.35 mm pitch) is perfect for space-constrained applications like wearables, smartphones and IoT devices.
BG: Unlike traditional voltage translators that require strict power sequencing, the P3A1604UK does not require any power sequencing, which significantly simplifies PCB layout and design considerations. Moreover, its enhanced ESD protection (exceeding 2000 V HBM) and latch-up immunity ensure reliability in rugged environments.
For a better viewing experience, download the block diagram.
BG: The demand for multi-voltage compatibility is only increasing as devices become more complex. The P3A1604UK’s support for multiple communication protocols—including I3C, I2C, SMBus, SPI and UART—positions it as a go-to solution for designers looking to ensure interoperability in future devices.
For a better viewing experience, download the block diagram.
For engineers and product designers working on mobile, wearable and low-power applications, the P3A1604UK is a robust solution that enhances efficiency, flexibility and reliability. As voltage level translation continues to be a crucial component in modern electronics, this tiny yet powerful device is set to play a key role in shaping the future of connected technology.
He has more than 30 years of technical marketing experience in multi-market applications and electronic distributor business. He is currently focused on general purpose I/O expanders, voltage level translators, high speed interface, and legacy analog devices. He graduated with a BSEE from University of Massachusetts at Amherst and currently lives in Sunnyvale California.
