The ATT7039AU with Hitrendtech LQFP-48_7x7x05P RoHS manufactured by HiTrend Tech is a 48-pin low-profile quad flat package (LQFP) designed for use in applications that require low power consumption and high-performance operation. It is RoHS compliant and features a 7x7x05P body size and a 24MHz clock frequency. It has a wide temperature range of -40°C to +85°C and a voltage range of 2.7V to 3.6V. The ATT7039AU is suitable for use in embedded systems, including automotive and consumer applications. It provides a variety of signal and power connections for various functions, such as serial communications and real-time clock functions. Additionally, it has features such as an integrated self-diagnostic circuit, a clock meter, and programmable flash memory.