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Related Manuals for Texas Instruments ADS5240
Summary of Contents for Texas Instruments ADS5240
- Page 1 ADS5240/5242 Evaluation Module User's Guide October 2005 SBAU116...
- Page 2 TI product or service and is an unfair and deceptive business practice. TI is not responsible or liable for any such statements. Following are URLs where you can obtain information on other Texas Instruments products and application solutions:...
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Page 3: Table Of Contents
Contents ........................Features ......................... Description ......................Power Supplies ........................Signals ....................External Reference ......................Input Signals ....................... Output Signals ......................Clock Signal ........................Operation ................. Pushbuttons and Indicator LEDs ......................Serial Data In ................. Accessing the Internal Registers ....................Installing the Software .................... - Page 4 Inital Setup Screen ..................Register Access Program Screen ............Register Access Program Screen – Custom Pattern Option ..................ADS5240/42EVM PCB – Top Layer ................. ADS5240/42EVM PCB – Ground Layer .................. ADS5240/42EVM PCB – Power Layer ................. ADS5240/42EVM PCB – Bottom Layer List of Tables ......................
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Page 5: Features
ADC. Output Signals The LVDS outputs from the ADC are sent to P6. P6 is used to connect the ADS5240/42EVM to the ADSDeSer-50EVM to provide a means to deserialize the data for external processing. -
Page 6: Operation
ADS5240/42. The Ref LED lights up to signify that the Int/Ext (bar over Ext) reference is set to internal. The RST LED is illuminated while a reset pulse is provided to the ADS5240/42 to reset the device for proper operation. The EVM is now operational and if connected to the ADSDESer-50EVM and reset pushbutton is pressed on the deserializer board, parallel data should be available on each channel output and a clock should be present on the clock output. -
Page 7: Installing The Software
Installation of the software is straightforward. Insert the included CD or download the installation files from the Texas Instruments web site and double click on the Setup.exe file. This will install the program and all necessary files to the PC. Once the installation process is complete go to the START > Programs > Texas Instruments>... -
Page 8: Register Access Program Screen
Once again, the operation of the program is straightforward. Make your selection and press the Download button. The proper codes are then sent from the PC to the ADS5240/42EVM board. A software reset is provided to reset all choices to their default values. To exit the program, selecting the Exit command button or go to File menu and select Exit. -
Page 9: Custom Pattern Generation
Figure 4. Register Access Program Screen – Custom Pattern Option LSB/MSB First Mode The default mode of data out of the ADS5240/42 device is LSB first. This mode can be changed by selecting the MSB First option in the software. This option increases the flexibility of the device. - Page 10 SW1 SW2 SW3 EVQ-PJB04K Panasonic SW_THVT_SPST_2 T1 T2 T3 T4 TRANS_SMVT_CD542 Minicircuits ADT2-1T SSOP_16_256x221_2 Maxim MAX3221CDB SSOP_20_289X212_2 CYPRESS CY8C27243-24PVXI See Note 2 SSOP_8_124X114_26 ON MC100EPT21DT SEMICONDUCTOR Texas Instruments See Note 1 Richo Inc. SRS4-8-01 1/2" Stand offs SBAU116 – October 2005...
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Page 11: Schematic And Pcb
Schematic and PCB Schematic and PCB Figure 5. ADS5240/42EVM PCB – Top Layer SBAU116 – October 2005... -
Page 12: Ads5240/42Evm Pcb - Ground Layer
Schematic and PCB Figure 6. ADS5240/42EVM PCB – Ground Layer Figure 7. ADS5240/42EVM PCB – Power Layer SBAU116 – October 2005... -
Page 13: Ads5240/42Evm Pcb - Bottom Layer
Schematic and PCB Figure 8. ADS5240/42EVM PCB – Bottom Layer SBAU116 – October 2005... - Page 14 IN1n IN4p NA20 NA19 .001uf .001uf AVSS1 AVSS6 AVDD2 AVDD5 AVSS2 AVSS5 .001uf .001uf 0.1uf 0.1uf INPUT2P IN2p IN3n INPUT3N ADS5240 ADS5240 INPUT3P INPUT2N IN2n IN3p OUT4N 0.1uf 0.1uf SCLK AVSS3 AVSS4 OUT4P .001uf .001uf AVDD3 AVDD4 LVSS1 LVSS8 NRESET RESET .001uf...
- Page 15 0.1W 0.1W 0.1W 0.1W 0.1W 0.1W 0.1W 0.1W Do Not Install Do Not Install Texas Instruments Texas Instruments Texas Instruments 12500 TI Blvd 12500 TI Blvd 12500 TI Blvd Dallas, TX 75243 Dallas, TX 75243 Dallas, TX 75243 Title Title...
- Page 16 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments ADS5240EVM ADS5242EVM...