Datasheet

AD9278 Data Sheet
Rev. A | Page 18 of 44
CSB
70kΩ
350Ω
AVDD1
AVDD1
09424-030
Figure 30. Equivalent CSB Input Circuit
VREF
6kΩ
09424-031
AVDD2
Figure 31. Equivalent VREF Circuit
09424-032
100Ω
AVDD2
RBIAS
Figure 32. Equivalent RBIAS Circuit
GAIN+
50Ω
AVDD2
09424-033
Figure 33. Equivalent GAIN+ Input Circuit
GAIN–
50Ω
70kΩ
AVDD2
0.8V
09424-034
Figure 34. Equivalent GAIN− Input Circuit
CWx+,
CWx–
AVDD2
09424-035
Figure 35. Equivalent CWI±, CWQ± Output Circuit
GPOx
10Ω
AVDD2
09424-036
Figure 36. Equivalent GPOx Output Circuit