SI2439-A-FM18-EVB,RF EVAL FOR SI2439
SI2439-A-FMR,IC ISOMODEM 33.6KBPS 38-QFN
SI2439-A-GM,IC ISOMODEM 33.6KBPS 38-QFN
SI2439-A-GMR,IC ISOMODEM 33.6KBPS 38-QFN
SI2456-FT,IC ISOMODEM SYSTEM-SIDE 24TSSOP
SI2456-FTR,IC ISOMODEM SYSTEM-SIDE 24TSSOP
SI2457-C-FS,IC ISOMODEM SYSTEM-SIDE 16SOIC
SI2457-C-FSR,电信线路管理 IC 56kbps V.90 ISOmodem 16-pin System-Side
