Texas Instruments DAC34H84EVM - DAC34H84 Evaluation Module DAC34H84EVM DAC34H84EVM 데이터 시트
제품 코드
DAC34H84EVM
19.2MHz
TCXO
CDCE62005
DAC348X
DATA
DATA _CLK
FRAME
SYNC
PARITY
DATA _CLK
FRAME
SYNC
PARITY
(LVDS DC Coupled)
DAC_CLK
(LVPECL AC
Coupled)
OSTR_CLK
(LVPECL AC
Coupled)
FPGA CLK
·
TSW3100 or TSW1400
·
LVDS AC coupled
J10
Ext. CLK Output
6V Only
J18
Power
Supply
Circuits
J11
A
B
C
D
J9
Ext. CLK Input
·
1.3Vp Single Ended Max
·
1.5GHz Max
·
Primary Reference
·
(LVPECL AC coupled )
19.2MHz Reference
·
LVCMOS Level
·
Secondary Reference for
CDCE62005 PLL Mode
CDCE62005 PLL Mode
Y4
Y3
Y
B
*
Y
A
*
PRI
SEC
J6
+
J2
+
J7
+
_
J3
+
_
_
_
FPGA CLK 2
·
Required for TSW1400 interface with DAC34H84 and DAC34SH84
·
LVDS AC coupled
Clock routing is optimized for layout depending
on the clock input pin out location.
Y
on the clock input pin out location.
Y
A
* =
·
Y1 for DAC3484 and DAC3482 EVMs
·
Y2 for DAC34H84 and DAC34SH84 EVMs
Y
B
* =
·
Y2 for DAC3484 and DAC3482 EVMs
·
Y1 for DAC34H84 and DAC34SH84 EVMs
5
th
Order LPF
5
th
Order LPF
5
th
Order LPF
5
th
Order LPF
Note: 5
th
Order LPF is bypassed by default
DAC3482 Outputs
Software Control
Figure 1. DAC348x EVM Block Diagram
2
Software Control
2.1
Installation Instructions
•
Open folder named DAC348x_Installer_vxpx (xpx represents the latest version)
•
Run Setup.exe
•
Follow the on-screen instructions
•
Once installed, launch the program by clicking on the DAC348x_GUI_vxpx program in Start>Texas
Instruments DACs. The installation directory is located at C:\Program Files\Texas
Instruments DACs. The installation directory is located at C:\Program Files\Texas
3
SLAU432 – February 2012
DAC348x EVM
Copyright © 2012, Texas Instruments Incorporated