ADS5292IPFP datasheet(22/67 Pages) TI1

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−80

−70

−60

−50

−40

−30

−20

−10

0.01

0.1

Frequency of signal on supply (MHz)

PSMR

PSRR

With 50mVpp signal

superimposed on AVDD supply

PSMR: 3MHz input signal applied

PSRR: No input signal applied

−0.2

−0.1

0.0

0.1

240

740

1240

1740

2240

2740

3240

3740

Output Codes (LSB)

Frequency of CMRR signal (MHz)

With 135mVpp signal superimposed on

input common−mode,

Fin = 3 MHz

ADS5292

SLAS788B – NOVEMBER 2011 – REVISED JULY 2012

www.ti.com

TYPICAL CHARACTERISTICS (continued)

Typical values are at 25°C, AVDD = 1.8 V, LVDD = 1.8 V, 50% clock duty cycle, –1 dBFS differential analog input, 12Bit/80

MSPS, ADC is configured in the internal reference mode, unless otherwise noted.

Figure 28. Differential Non-Linearity

Figure 29. CMRR Across Frequency

Figure 30. PSRR and PSMR Across Frequency

Figure 31. Filter Response, Decimate by 2

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