Texas Instruments PGA309EVM-USB - Manual (Page 11)

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Figure 8 illustrates the two 25-pin D-SUB connectors J1 and J2. These connectors provide all the signals
necessary to communicate with the PGA309. U5 is the EEPROM used to store the calibration look-up
table used with the PGA309.
Figure 8. PGA309_Test_Board Connections to USB-DAQ-Platform and EEPROM
11 SBOU084 – February 2010 PGA309EVM-USB
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