Hittite USB Interface Board #122046

The Hittite USB Interface Board #122046 (sometimes referenced as model 121726‑2) is a USB-connected controller board used to interface with evaluation kits for PLLs (Phase-Locked Loops) with integrated VCOs from Hittite Microwave Corporation (now part of Analog Devices). It enables communication between your PC and the PLL evaluation board, allowing you to program frequencies, monitor PLL status, and more via provided software.