4.8 XO Schematic
VCC_XO_FILT
3.3V LVCMOS XO (multiple footprints)
OUT_XO
EN_XO
0.1uF
C80
0
R44
300 ohm
0.35 ohm
0.4A
FB12
Ferrite_Bead
10uF
C79
0.1uF
C78
10k
R45
DNP
VCC_XO
0.1uF
C81
DNP
VCC
9
Output
5
Tri-State
8
NC
1
NC
2
NC
3
NC
6
NC
7
GND
4
GND/NC
10
Y1
7N48071001
33
R43
VDD
4
E/C
1
GND
2
OUT
3
Y2
DNP
XO3
VDD
4
E/C
1
GND
2
OUT
3
Y3
7X-50.000MBB-T
DNP
Control_Voltage(Vc)
1
Output
3
Supply_Voltage(Vcc)
4
GND
2
Y4
ROM9070PA
DNP
VCC
3
OUTPUT
4
NC
1
NC
2
NC
5
NC
6
GND
7
Y5
ROX2522S4
DNP
VCC_XO_FILT
EN_XO
EN_XO
VCC_XO_FILT
VCC_XO_FILT
VCC_XO_FILT
33
R49
DNP
XO3
33
R47
DNP
XO3
33
R48
DNP
XO3
33
R46
DNP
XO3
TP30
Vc
DNP
100pF
C86
DNP
OE
1
NC
2
GND
3
CLK+
4
CLK-
5
VDD
6
CDC64XX-2520
U4
DNP
33
R50
DNP
XO3
VCC_XO_FILT
EN_XO
0.1uF
C82
0.1uF
C83
DNP
0.1uF
C85
DNP
0.1uF
C87
DNP
0.1uF
C84
DNP
ClassName: XO_trace
ClassName: XO_trace
ClassName: XO_trace
ClassName: XO_trace
ClassName: XO_trace
ClassName: XO_trace
0
R207
DNP
0
R208
0
R211
0
R209
0
R210
0
R206
Figure 4-8. XO
EVM Schematics
22
LMK5B33414EVM User's Guide
SNAU279 – JULY 2022
Copyright © 2022 Texas Instruments Incorporated