0

20

40

60

80

100

120

140

160

-

-

-

-

-

-

-

-

0

10

20

30

40

50

60

Frequency(kHz)

f

=1kHz, 0.5dBFS

THD= 106.8dBc

65,536Points

-

-

IN

0

20

40

60

80

100

120

140

160

-

-

-

-

-

-

-

-

0

10

20

30

40

50

60

Frequency(kHz)

f

=1kHz, 6dBFS

THD= 106.7dBc

65,536Points

-

-

IN

0

20

40

60

80

100

120

140

160

-

-

-

-

-

-

-

-

0

100

200

300

400

500

600

1000

Frequency(kHz)

f

=10kHz, 0.5dBFS

-

IN

THD= 103dBc

65,536Points

-

700

800

900

0

20

40

60

80

100

120

140

160

-

-

-

-

-

-

-

-

0

20

40

60

80

100

120

200

Frequency(kHz)

f

=10kHz, 6dBFS

-

IN

THD= 109dBc

65,536Points

-

140

160

180

0

20

40

60

80

100

120

140

160

-

-

-

-

-

-

-

-

0

200

400

600

800 1000 1200

2000

Frequency(kHz)

f

=10kHz, 0.5dBFS

-

IN

THD= 102.7dBc

65,536Points

-

1400 1600 1800

0

20

40

60

80

100

120

140

160

-

-

-

-

-

-

-

-

0

20

40

60

80

100

120

200

Frequency(kHz)

f

=10kHz, 0.5dBFS

-

IN

THD= 102.7dBc

65,536Points

-

140

160

180

ADS1675

SBAS416D – DECEMBER 2008 – REVISED AUGUST 2010

www.ti.com

TYPICAL CHARACTERISTICS

All specifications are at TA = –40°C to +85°C, AVDD = 5V, DVDD = 3V, fCLK = 32MHz, VREF = +3V, and RBIAS = 7.5kΩ, unless

otherwise noted.

SPECTRAL RESPONSE

SPECTRAL RESPONSE

(DRATE = 000, WB Filter)

(DRATE = 000, WB Filter)

Figure 6.

Figure 7.

SPECTRAL RESPONSE

SPECTRAL RESPONSE

(DRATE = 100, WB Filter)

(DRATE = 100, WB Filter)

Figure 8.

Figure 9.

SPECTRAL RESPONSE

SPECTRAL RESPONSE

(DRATE = 101, WB Filter)

(DRATE = 101, WB Filter, Detailed View)

Figure 10.

Figure 11.

10

Submit Documentation Feedback

Copyright © 2008–2010, Texas Instruments Incorporated

Product Folder Link(s): ADS1675