DAC39J84_15 Datasheet, PDF (138/146 Pages) Texas Instruments – DAC39J84 Quad-Channel, 16-Bit, 2.8 GSPS, Digital-to-Analog Converter with 12.5 Gbps JESD204B Interface

DAC39J84
SLASE48A – NOVEMBER 2014 – REVISED JANUARY 2015
10.2 Layout Examples
VDDADAC VDDAREF
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VDDAPLL
VDDCLK
VDDS
VQPS
ABCDE FGH J K LM
xx xxx xx ₁₂
11
xx xxxx xx x
x
x
x
10
xx xx x
x
x
x
9
xx xxxx x
8
x
x
x
x
x
x
x
x
xx xxxx ₇
x
x
x
x
x
x
xxxx ₆ x
x
x
x
x
x
xx xxxx ⁵
x
x
x
x
4
xx xxxx xx x
x
x
3
xxx x
x
x
xxxx ²
x
x
x
x
VDDDAC
VDDIO
x
x
x
x
x
x
x
1
Power Plane 1
Power Plane 2
xx0.1 uF Capacitor
(on bottom)
Via
VDDR
VDDT
Figure 216. DAC39J84 Layout for Power Supplies
VDDDIG
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