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VCU110 Evaluation Board
40
UG1073 (v1.2) March 26, 2016
Chapter 1:
VCU110 Evaluation Board Features
The 300 MHz system clock circuit is shown in
.
Three additional clocks are sourced from the U122 Quad clock generator:
• 125 MHz LVDS signal pair CLK_125MHZ_P and CLK_125MHZ_N, connected to XCVU190
FPGA U1 Bank 65 pins AV20 and AW20, respectively.
• 90.0 MHz single-ended 1.8V LVCMOS, series resistor coupled FPGA_EMCCLK,
connected to XCVU190 FPGA U1 Bank 65 dedicated EMCCLK input pin BE20.
• 33.3333 MHz single-ended 1.8V LVCMOS, series resistor coupled SYSCTLR_CLK,
connected to system controller XC7Z010 Zynq AP SoC U111 Bank 500 dedicated
PS_CLK input pin C7.
X-Ref Target - Figure 1-8
Figure 1-8:
300 MHz System Clock
90.0 MHz LVCMOS
2
1
R563
24.9
1%
FPGA_EMCCLK_R
FPGA_EMCCLK
125 MHz LVDS
CLK_125MHZ_N
CLK_125MHZ_P
U122
7
24
20
16
15 11
22
21
18
17
14
10
13
9
6
25
12
19
8
1
5
3
2 XB
RESET
OEB_ALL
XA
LOS
FS1
FS0
GNDP
AD
GND2
CLK3B
CLK2B
CLK3A
CLK2A
CLK1B
CLK1A
CLK0B
CLK0A
VDDO3
VDDO2
VDDO1
VDDO0
VDD2
VDD1
GND1
GND3
QFN24_4X4MM
SI5335A-B02436-GM
23
4
1
2
C848
0.1UF
25V
GND
GND
1
25V
0.1UF
C849
2
1
25V
0.1UF
C850
2
2
C851
0.1UF
25V
1
2
C852
0.1UF
25V
1
1
25V
0.1UF
C853
2
GND
2
1
R801
DNP
DNP
DNP
DNP
R802
1
2
2
1
5%
0
R803
R804
0
5%
1
2
GND
NC
NC
SYSCLK_OEB_ALL
SYSCLK_RESET
NC
X6
1
3
4
2
X2
X1
GND2
GND1
25MHZ
50PPM
VCC1V8
SYSCTLR_CLK
R799
24.9
1%
1
2
SYSCTLR_CLK_R
33.333 MHz LVCMOS
SYS_1V8
1%
4.70K
R792
1
2
R793
4.70K
1%
1
2
R1150
1.00K
1%
1
2
1%
1.00K
R1151
1
2
1%
1.00K
R1152
1
2
R1153
1.00K
1%
1
2
SYSCLK_300_N
GND
VCC1V2_FPGA
25V
0.1UF
C1393
2
1
C1394
0.1UF
25V
2
1
SYSCLK_300_P
SYSCLK_300_C_P
SYSCLK_300_C_N
1/10W
1/10W
1/16W
1/16W
DNP
DNP
1/10W
1/10W
1/16W
1/16W
1/16W
1/16W
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