FTDI's FT232RQ-REEL is a USB bus controller with 32 terminals, operating at 3.3-5.25V. It supports data transfer rates up to 60MBps and clock frequency of 12.02MHz, suitable for RS232/RS422/RS485 interfaces in various applications like industrial automation and communication systems.
BSS138K-13 by Diodes Inc. is a N-channel FET with 50V DS breakdown voltage, ideal for switching applications. It features single configuration with built-in diode, operating in enhancement mode. With 3 terminals and 0.31A max drain current, it offers high performance in small outline package style.
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;