Part Number: DS90UB948-Q1
Hi
If i am using this mode. what is the Reverse Channel SPI Write data rate i can get ? is it i can transmit 800Kbps data from de-serializer to serializer ?

Hello,
Happy to provide support on this matter. When operating in this mode (HSCC_MODE = 011, fast mode, 20Mbps back channel rate), the back channel rate for D_GPIO[3:0] is 800kbps.
Best,
Nikolas