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3.4 DS90UB954-Q1EVM Setup
1. Use the mini USB to USB cable to connect J2 to computer USB port for register programming and open
Analog LaunchPAD. See
for details on installing and using Analog LaunchPAD.
2. Configure jumpers J8, J10, J11, J15, J16, J23, J27 to set device’s operating modes. The default
3. Configure Power-over-Coax power supplies for RX0 and RX1 with J18 and J17 respectively.
4. Connect the DS90UB954-Q1EVM to DS90UB953-Q1EVM (or variant) to RX0 and/or DS90UB933-Q1EVM
to RX1 using a coax cable.
5. Interface MIPI CSI-2 output signals (J24) to test equipment or host processor (optional, not required to check
status of FPD-Link III connection between serializer and deserializer).
6. Provide power to board. TI recommends using current limited bench supply to provide power to J1 (barrel
jack) or J3.
4 DS90UB954-Q1EVM Board Configuration
4.1 Default Configuration
Default jumper placement is shown in red below. The
schematic page also illustrates the default
jumper positions. This configuration sets the device into the following mode:
• Device is set for FPD-Link III inputs from coax in CSI mode (for DS90UB953-Q1EVM (or variant))
• VDDIO is set to 1.8V
• VDD5V is powered by the 5V LDO
• The 3.3V + 1.1V LDO (U10) is powered by VDD5V
• The 9V LDO for PoC for RX0 and RX1 are enabled
Figure 4-1. DS90UB954-Q1EVM with Jumpers Highlighted
Quick Start Guide
SNLU223C – AUGUST 2017 – REVISED NOVEMBER 2022
DS90UB954-Q1EVM Deserializer User's Guide
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