Datasheet

AD9627
Rev. B | Page 58 of 76
06571-079
A1 GND A2
Y1
VCC
Y2
OUT2 OUT1
VCC
GND OUT_DISABLE FREQ_CTRL_V
VS-500
AC
VALVALVAL
VAL
VAL
ChargePump Filter
SYNC
VS
VS
C144 SEL
C92 SEL
C89 SEL R93
R87
24.9 OH M
R98
R136 R137 R97 R117
RES040 2
0OHM
R116
RES040 2
0OHM
R108
RES040 2
10K OH M
R109
RES040 2
10K OH M
R107
RES040 2
10K OH M
R106
RES040 2
10K OH M
R139
RES040 2
0OHM
R114
RES040 2
0OHM
R105
RES040 2
10K OH M
R103
RES040 2
10K OH M
R102
RES040 2
10K OH M
R100
RES040 2
10K OH M
SYNC
R104
RES040 2
0OHM
R46
RES040 2
33 OHM
200 R76
R45
RES060 3
57.6 OH M
LD
RESET
B
SYNCBPDBREF_SEL
VSVSVSVS
VCXO_CLK- VCXO_CLK+
VCP
VCP
LF
CP
4 5 6
3 2 1
U25
OSCVECTRON_VS500
C91 SEL
C90 SEL
C25
0.1U
C26 0.1U
2
1
SMA200U P
S12
1
TP1
4 5 6
3 2 1
NL27WZ0 4
U3
BYPASS_LDO
Figure 79. Evaluation Board Schematic, Optional AD9516 Loop Filter/VCO and SYNC Input