120-LQFP is a package that contains FIFO memory chip.The package comes in a case of Tray .The FIFO chips have a memory of 18K 512 x 36 that can be used to store applications and data.A temperature regulation of 0°C~70°C is crucial for reliable operation.It is mounted in the Surface Mount position.To operate, the FIFO products requires a voltage supply of 4.5V~5.5V .This memory logic is part of the 7200 series.A maximum operating supply current of 400μA is provided by this FIFO products.I believe it belongs to the 723631 family of numbers.
723631L15PF Features
18K 512 x 36 memory size 7200 series Best part number of 723631
723631L15PF Applications
There are a lot of Renesas Electronics America Inc. 723631L15PF FIFOs Memory applications.