ADS54J40 datasheet(21/88 Pages) TI2

21 / 88 page

Input Frequency (MHz)

100

125

-120

-100

-80

-60

-40

-20

D047

Input Frequency (MHz)

100

125

-120

-100

-80

-60

-40

-20

D048

Sampling Speed (MSPS)

500

550

600

650

700

750

800

850

900

950 1000

1.5

2.5

3.5

D042

Temperature (°C)

-40

-15

100

2.64

200

2.66

300

2.68

400

2.7

500

2.72

600

2.74

700

2.76

800

2.78

D045

I DVDD (mA)

I AVDD (mA)

I IOVDD (mA)

I AVDD3 (mA)

Total Power (W)

Frequency of Input Common-Mode Signal (MHz)

100

150

200

250

300

-55

-50

-45

-40

-35

-30

-25

-20

D040

Input Frequency (MHz)

100

200

300

400

500

-120

-100

-80

-60

-40

-20

D041

ADS54J20

www.ti.com

SBAS766B – MAY 2016 – REVISED JANUARY 2017

Product Folder Links: ADS54J20

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Typical Characteristics (continued)

typical values are at TA = 25°C, full temperature range is from TMIN = –40°C to TMAX = +85°C, ADC sampling rate = 1.0 GSPS,

50% clock duty cycle, AVDD3V = 3.0 V, AVDD = DVDD = 1.9 V, IOVDD = 1.15 V, –1-dBFS differential input, and 0-dB digital

gain (unless otherwise noted)

Figure 45. Common-Mode Rejection Ratio vs Signal

Frequency

Figure 46. Common-Mode Rejection Ratio FFT

Figure 47. Power Consumption vs Sampling Speed

Figure 48. Power vs Temperature

SNR = 70.5 dBFS, SINAD = 69.9 dBFS,

fS = 250 MHz, fIN = 60 MHz, SFDR = 88.6 dBc,

THD = 83 dBc, non HD2, HD3 spur = 99.96 dBc

Figure 49. FFT for 60-MHz Input Signal in

Decimate-by-4 Mode

SNR = 70.2 dBFS, SINAD = 69.6 dBFS,

fS = 250 MHz, fIN = 170 MHz, SFDR = 87 dBc,

non HD2, HD3 spur = 90.42 dBc

Figure 50. FFT for 170-MHz Input Signal in

Decimate-by-4 Mode

ADS54J40 Datasheet(PDF) 21 Page - Texas Instruments

ADS54J40 Datasheet(HTML) 21 Page - Texas Instruments

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