2K x9 SyncFIFO, 5.0V
IDT 72231L25J8 18Kb 2KX9 Synchronous SRAM, 5V, 5.5V, 35mA, 40MHz, PLCC
8K x 9 SyncFIFO, 5.0V
4K x 9 SyncFIFO, 5.0V