Random access memory access method and apparatus and control chip

Embodiments of the present invention disclose a RAM access apparatus and method and a control chip. The apparatus comprises: a register module, configured to acquire attribute information and startup information configured by a central processing unit, and send the startup information to a searching and matching module; and is further configured to store data information successfully matched by the searching and matching module, and instruct the central processing unit to read the data information; the searching and matching module, configured to send address information to a RAM interface module according to the startup information; and is further configured to acquire data information sent by the RAM interface module, perform matching based on the attribute information in the register module and the data information, and after matching is successful, send the data information to the register module; and the RAM interface module, configured to read the data information from a RAM based on the address information sent by the searching and matching module, and send the data information to the searching and matching module.