Datasheet

2.2 Quick Start List When Connected to External I
2
C Controller
2.2.1 Evaluation Module Setup
Operation www.ti.com
The TPA2051D3EVM can be connected to existing circuits with I
2
C controls. Connections to the EVM
module can be made using banana plugs for the power supply. The inputs accept standard RCA plugs.
The output connection accepts standard 3.5-mm headphone plugs.
1. Install shunts in jumpers JP10. Remove shunts in J1 and JP2 and connect I
2
C controls to JP3 as
shown in Figure 6 .
2. The two options to power DVDD:
• Connect USB cable to supply 1.8V for DVDD.
• Disconnect USB cable. Remove shunt for jumper DVDD and connect an external power supply
(from 1.75 V to 1.95 V) at pin 2 of jumper DVDD.
Figure 6. Connect I
2
C Controls to JP3
3. For all the other connections, follow the steps in Evaluation Module Setup .
TPA2051D3EVM 8 SLOU254 – June 2009
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