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Frequent questions

  • [FAQ] DS90UB940N-Q1: does 940N device has status or error flag for CSI output??

    Part Number: DS90UB940N-Q1 Hi team, my customer is asking if 940N has any kind of status register or error flag for MIPI CSI for diagnotics. actually customer hopes to check line time and total line by register of CSI output. does 940N has such a registers…

  • [FAQ] DS90UB941AS-Q1: T_skip setting with Port swap option.

    Part Number: DS90UB941AS-Q1 Hi Team, My customer will use 2:2 independent mode with output DSI_PORT_SEL option. So DSI port 0 would be output to Link lane 1 and DSI port1 would be output to Link lane0. And T_skip setting should be set on each port respectively…

  • [FAQ] DS90UB947-Q1: MAPSEL setting for UB947

    Part Number: DS90UB947-Q1 Hi team, My customer want to confirm with team if MAPSEL=0 is for JEIDA mapping format. because they could get attached test result when they follow datasheet information. OLDI mapping test result of 947.pptx so their conclusion…

  • [FAQ] DS90UB913A-Q1: Does UB913 support BT 601 format with UB964?

    Part Number: DS90UB913A-Q1 Hi Team My customer is considering to use 913 and 964. they want to know if 913/964 can support BT 601 format 1280x720@30fps with YUV 422 8bit. I think it is not a problem but I want to check with team 1more time for sure. Could…

  • [FAQ] DS90UB947-Q1: Does device enable OLDI port input even Link detect status (0x0c bit[0]=1b'0 ) is low??

    Part Number: DS90UB947-Q1 Hi Team My customer is developing 947 <->948 for CID application. now they met some issue that when they test 947 with their tester display module with 948, 0x0c bit[0] is high and display is OK. but when they test 947…

  • [FAQ] DS90UB947-Q1: Tolerance of Target voltage for MODE_SEL

    Part Number: DS90UB947-Q1 Hi Team My Customer is asking how much tolerance 947device has for Mode_sel. now my customer wants to set #5 for mode_sel1 but they only has 82Kohm PU/100Kohm PD. so ratio would be 0.549. but recommended ratio is 0.560. so customer…

  • [FAQ] TUSB1064: How do I debug DP Alt Mode over USB Type-C interface?

    Other Parts Discussed in Thread: TUSB546A-DCI , TUSB564 , TUSB1064 , TUSB1046A-DCI , TUSB1146 , TS3USBCA4 How do I debug DP Alt Mode issue over the USB Type-C interface?

  • [FAQ] TPS65988: Example project to share power between Type-C PD source ports dynamically without using EC.

    Part Number: TPS65988 This example project has been developed to help designers who are working on dual port applications such as smart plugs, multi-port adapters, avionics seat backs, wall-sockets... which often require dynamic power sharing between…

  • [FAQ] TUSB9261: Where can I get the VIF file for the TUSB9261

    Part Number: TUSB9261 Where can I get the latest VIF file for the TUSB9261 KGD for USB-IF Compliance Testing?

  • [FAQ] TUSB8041: What are the power-up and reset timing requirements for the USB hub?

    Part Number: TUSB8041 Other Parts Discussed in Thread: TUSB8044A , , TUSB8044 , TUSB8042A , TUSB8043 , TUSB8020B , TUSB8043A , TUSB8042 When using the TUSB8041, does it matter which power supply ramps first and how does it impact power on reset timing?

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