-80

-70

-60

-50

-40

-30

-20

-10

0

InputSignalAmplitude,V

(dB)

IN

SFDR

SNR

THD

140

120

100

80

60

40

20

f

=10kHz

IN

-80

-70

-60

-50

-40

-30

-20

-10

0

InputSignalAmplitude,V

(dB)

IN

SFDR

SNR

THD

120

110

100

90

80

70

60

50

40

30

20

f

=50kHz

IN

140

120

100

80

60

40

20

-80

-70

-60

-50

-40

-30

-20

-10

0

InputSignalAmplitude,V

(dB)

IN

SFDR

SNR

f

=100kHz

IN

THD

140

120

100

80

60

40

20

-80

-70

-60

-50

-40

-30

-20

-10

0

InputSignalAmplitude,V

(dB)

IN

SFDR

SNR

f

=500kHz

IN

THD

140

120

100

80

60

40

20

-80

-70

-60

-50

-40

-30

-20

-10

0

InputSignal Amplitude,V

IN (dB)

SFDR

SNR

THD

f

=800kHz

IN

10k

100k

1M

InputFrequency,f

IN (Hz)

95

90

85

80

75

70

V

IN = -1dB

V

IN = -6dB

V

IN = -10dB

ADS1602

www.ti.com

SBAS341E

– DECEMBER 2004 – REVISED OCTOBER 2011

TYPICAL CHARACTERISTICS (continued)

All specifications at TA = +25°C, AVDD = 5V, DVDD = IOVDD = 3V, fCLK = 40MHz, External VREF = +3V, VCM = +1.45V, and

RBIAS = 37kΩ, unless otherwise noted.

SNR, THD, AND SFDR

SNR, THD, AND SFDR

vs INPUT SIGNAL AMPLITUDE

vs INPUT SIGNAL AMPLITUDE

Figure 15.

Figure 16.

SNR, THD, AND SFDR

SNR, THD, AND SFDR

vs INPUT SIGNAL AMPLITUDE

vs INPUT SIGNAL AMPLITUDE

Figure 17.

Figure 18.

SNR, THD, AND SFDR

vs INPUT SIGNAL AMPLITUDE

SNR vs INPUT FREQUENCY

Figure 19.

Figure 20.

Copyright

© 2004–2011, Texas Instruments Incorporated

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