Multi-channel data memory and access method and apparatus thereof

Embodiments of the invention disclose a multi-channel data memory and an access method and apparatus thereof. The method comprises the steps of determining a to-be-stored first data block, wherein the first data block is a data block received by a first channel; determining first storage information of an RAM of the multi-channel data memory, wherein the multi-channel data memory at least comprises the RAM shared by the first channel, a second channel and a third channel; allocating a first storage space to the first data block on the RAM according to the first storage information; and writing the first data block into the first storage space. 本发明实施例公开了种多通道数据存储器及其存取方法及装置，其中所述方法包括：确定待存储的第数据块，所述第数据块是由第通道接收到的数据块；确定所述多通道数据存储器的随机存取存储器RAM的第存储信息，所述多通道数据存储器至少包括第通道、第二通道以及第通道和第二通道共享的RAM；根据所述第存储信息在所述RAM上为所述第数据块分配第存储空间；将所述第数据块写入所述第存储空间。