Found 4 alternatives for FT120T-U by FTDI, Future Technology Devices International Ltd. Interface Controllers — 28-TSSOP (0.173", 4.40mm Width).
IC DUAL UART 64BYTE 28TSSOP
IC UART DUAL 12C/SPI 28TSSOP
IC UART FIFO I2C/SPI 64B 28TSSOP
IC USB TO UART/I2C 28-TSSOP