ADS5294 datasheet(23/67 Pages) TI1

23 / 67 page

−140

−130

−120

−110

−100

−90

−80

−70

−60

−50

−40

−30

−20

−10

Frequency (MHz)

SNR = 77.9 dBFS

SINAD = 77.9 dBFS

SFDR = 93.13 dBc

THD = −96 dBc

2 Channels averaged

−45

−42

−39

−36

−33

−30

−27

−24

−21

−18

−15

−12

−9

−6

−3

0.02

0.1

10 15

Input Signal Frequency (MHz)

K=2

K=3

K=4

K=5

K=6

K=7

K=8

K=9

K=10

−80

−70

−60

−50

−40

−30

−20

−10

0.0

0.1

0.2

0.3

0.4

0.5

Normalized frequency (fin/fs)

Low Pass

Band−Pass1

Band−Pass2

High Pass

−140

−130

−120

−110

−100

−90

−80

−70

−60

−50

−40

−30

−20

−10

Frequency (MHz)

SNR = 78.2 dBFS

SINAD = 78.2 dBFS

Decimate by 2 Filter Enabled

ADS5294

www.ti.com

SLAS776B – NOVEMBER 2011 – REVISED JULY 2012

TYPICAL CHARACTERISTICS (continued)

Typical values are at 25°C, AVDD = 1.8 V, LVDD = 1.8V, 50% clock duty cycle, –1 dBFS differential analog input, 14 Bit/80

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

Figure 32. Filter Response, Decimate by 4

Figure 33. FFT for 5 MHz Input Signal, Sample

Rate = 80 MSPS with Decimation Filter = 2

Figure 34. FFT for 5 MHz Input Signal, Sample

Figure 35. Digital High-Pass Filter Response

Rate = 80 MSPS by Averaging 2 Channels

Submit Documentation Feedback

Product Folder Link(s) :ADS5294

ADS5294 Fiches technique(PDF) 23 Page - Texas Instruments

ADS5294 Fiches technique(HTML) 23 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67

Fiches technique Télécharger

Lien URL