The IS42S16400E-7TLI is a DRAM memory module designed by ISSI, positioned within the SDRAM PC133 segment. It reflects a 64Mb (megabit) capacity, structured as 4Mx16 for a total of 8 megabytes of storage space. The memory operates at a frequency of 143MHz, surpassing the nominal 133MHz defined for PC133, thereby offering an enhanced data transfer rate. The 'SDRAM' label indicates it employs synchronous technology to align with the system clock, optimizing throughput and efficiency in data handling. The included '7TLI' specification could denote a specific temperature range tolerance, package type, or speed rating aimed at enabling dependable performance in a variety of operational contexts. Memory modules such as the IS42S16400E-7TLI find applications across computing, telecommunications, and consumer electronics realms, imbuing devices with the capacity to manage more processes simultaneously or improve the responsiveness of applications reliant on swift memory access.