Texas Instruments DAC3482 - Manual (Page 12)

Optional Configuration www.ti.com
(Baseband = 30MHz, NCO disabled, QMC Gain = 1024, LO = 1930MHz)
Figure 10. DAC3484 + TRF3703-15 WCDMA Output
4 Optional Configuration
4.1 Configuring and Testing the DAC3484 Transformer Coupled Output
• Eight 0 Ohm resistors must be moved to configure the output of the DAC3484 to be 4:1 transformer
coupled
• remove these resistors (Horizontal position): R19, R26, R33, R27, R35, R97, R76, R98.
• Install the following resistors (Vertical position): R162, R163, R17, R161, R8, R11, R1, R3. See Figure
11 below for detail.
12 DAC3484/DAC3482 EVM SLAU336 – March 2011
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