ADS6223 datasheet(27/75 Pages) TI

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TYPICAL CHARACTERISTICS

ADS6225 (FS = 125 MSPS)

f − Frequency − MHz

−160

−140

−120

−100

−80

−60

−40

−20

G001

SFDR = 91 dBc

SINAD = 71.35 dBFS

SNR = 71.41 dBFS

THD = 89.5 dBc

f − Frequency − MHz

−160

−140

−120

−100

−80

−60

−40

−20

G003

SFDR = 86.7 dBc

SINAD = 69.9 dBFS

SNR = 70.1 dBFS

THD = 82.7 dBc

f − Frequency − MHz

−160

−140

−120

−100

−80

−60

−40

−20

G005

SFDR = 79.2 dBc

SINAD = 67.4 dBFS

SNR = 68 dBFS

THD = 77.9 dBc

f − Frequency − MHz

−160

−140

−120

−100

−80

−60

−40

−20

G021

fIN1 = 185.1 MHz, –7 dBFS

fIN2 = 190.1 MHz, –7 dBFS

2-Tone IMD = –81 dBFS

SFDR = –91 dBFS

fIN − Input Frequency − MHz

100

150

200

250

G007

Gain = 0 dB

Gain = 3.5 dB

fIN − Input Frequency − MHz

100

150

200

250

G008

Gain = 0 dB

Gain = 3.5 dB

ADS6225

,, ADS6224

ADS6223, ADS6222

SLAS543A – MAY 2007 – REVISED SEPTEMBER 2007

All plots are at 25

°C, AVDD = LVDD = 3.3 V, maximum rated sampling frequency, sine wave input clock, 1.5 V

PP differential

clock amplitude, 50% clock duty cycle, –1 dBFS differential analog input, internal reference mode, 0 dB gain (unless

otherwise noted)

FFT for 10 MHz INPUT SIGNAL

FFT for 100 MHz INPUT SIGNAL

Figure 6.

Figure 7.

FFT for 230 MHz INPUT SIGNAL

INTERMODULATION DISTORTION (IMD) vs FREQUENCY

Figure 8.

Figure 9.

SFDR vs INPUT FREQUENCY

SNR vs INPUT FREQUENCY

Figure 10.

Figure 11.

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ADS6223 Datasheet(PDF) 27 Page - Texas Instruments

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