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Analog/Digital Supply Voltages www.ti.com
Figure 3-2. Reconfiguration Hardware Location
3.3 Analog/Digital Supply Voltages
Two options supply power to the digital section of the EVM:
• 3.3-V or 5-V digital DVDD (for 5-V operation replace U1 and U2 with SN74HC245)
• 5-V only analog AVDD
Configure the power supply voltages in accordance with the following tables.
Table 3-2. Analog Voltage Supply Configuration
Options
J4 J2
J4–1 +5 V J2–1 +3.3 V
J4–2 AGND J2–2 DGND
J4–2 –5 V
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User Configurations SLAU032C– February 2001– Revised April 2011
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