The EL7564CMZ is a DC-DC switching regulator integrated circuit (IC) from Renesas Electronics America. It is part of the EL7564 series and is designed for power management applications. The IC is housed in a 20-SOIC package and has a standard package of 38 pieces. The EL7564CMZ has a step-down function and a buck topology, making it suitable for converting higher input voltages to lower output voltages. It has a maximum output voltage of 3.8V and a minimum/fixed output voltage of 1V. The IC has a current output of 4A and a synchronous rectifier for efficient power conversion. With a frequency switching range of 200kHz to 1MHz, the EL7564CMZ offers high-speed switching capabilities. It operates within a temperature range of -40°C to 85°C and has a voltage input range of 4.5V to 5.5V. The surface mount mounting type allows for easy installation on circuit boards. Overall, the EL7564CMZ is a versatile and reliable DC-DC switching regulator IC that provides efficient power management for various electronic applications.