We've included in the 24-SSOP (0.154, 3.90mm Width) package so that RF Receiver's easier to use.There is a way to package of RF transmitter and receiver in the form of a Tape & Reel (TR).There is 2V~5.5V supply voltage for this RF Receiver.In General Purpose, it is primarily used.The terminals are positioned at DUAL.When working at a frequency of 153kHz~279kHz 520kHz~1.71MHz 2.3MHz~26.1MHz 64MHz~108MHz it is able to achieve excellent efficiency.The terminations of RF Receiver total 24.