Framer E1/J1/T1 3.3V 44-Pin TQFP T/R
Telecom Interface ICs 3.3V LH SINGLE LIU
HAUL Line Interface Unit 44-Pin TQFP T/R
Line Interface Unit 2.048Mbps E1/J1/T1 Short Parallel/Serial 44-Pin TQFP Tray