128K X 32 Bit synchronous High Speed SRAM with burst Counter and Pipelined Data Output 128K的32位同步高的burst计数器和流水线数据输出高速SRAM 4.2ns 128K x 32bit synchronous high speed SRAM 4.2ns; 128K x 32bit synchronous high speed SRAM with burst counter and pipelined data output 4.5ns 128K x 32bit synchronous high speed SRAM 4.5ns; 128K x 32bit synchronous high speed SRAM with burst counter and pipelined data output