There are several MSP430FR599x device variants all of which are available. The MSP430FR5994 and MSP430FR5992 are derivatives with 128 or 256 kilobytes of flexible non-volatile FRAM and featuring the Low Energy Accelerator (LEA) for signal processing applications. The MSP430FR5962 & MSP430FR5964 devices offer all the features detailed here with the exception of the Low Energy Accelerator peripheral. All four of the device derivatives are available in a 64 or 80 pin LQFP, 48 pin QFN or a compact 87 pin BGA package.