Found 4 alternatives for LT1739CFE#PBF by Analog Devices Inc.. Interface Drivers Receivers Transceivers — 20-TSSOP (0.173", 4.40mm Width) Exposed Pad.
IC OP AMP ADSL/ADSL2 20TSSOP
IC DRIVER 2/0 20HTSSOP
IC DRIVER 2/0 20TSSOP