PI2DPT1021 10Gbps Bi-Directional Retimer Diodes Incorporated PI2DPT1021 10Gbps Bi-Directional Retimer is a bit-level retimer with receiver adaptive CTLE and transmitter 3-tap equalization, which can compensate channel loss up to -23dB for 5GHz signal transmission. It supports DP 1.4 and USB 3.2 standards for USB Type-C™ DP ALT mode operation. The operation configurations are programmable via I2C interface to select 4-lane DP, 2-lane DP/1 lane USB 3.2 Gen1x1/Gen2x1, 1/2 lane USB 3.2 Gen1x1/Gen2x1 or USB 3.2 Gen2x2.