The current status of this electronic part is Obsolete.Through Surface Mount, it can be mounted.With a supply voltage of 5V, it operates.In some ways, it resembles Selectable transmit gain (1x or 0.5 x).
ST16C1450CJ28 Features
ST16C1450CJ28 Applications
There are a lot of Rochester Electronics, LLC ST16C1450CJ28 UARTs applications.