Found 4 alternatives for CBTL06DP211EE118 by Rochester Electronics, LLC. Interface Analog Switches Special Purpose — 48-TFBGA.
IC PCI-EXPRESS SIGNAL SW 48NFBGA
IC PCIE MUX/DMUX 4CH 2:1 48NFBGA
IC MUX 6CH DISPLAY PORT 48TFBGA
IC SWITCH DDR2 DDR3 2X1 48TFBGA