AD7607 datasheet(15/36 Pages) AD

15 / 36 page

Data Sheet

AD7609

Rev. A | Page 15 of 36

TYPICAL PERFORMANCE CHARACTERISTICS

–160

–140

–120

–100

–80

–60

–40

–20

20k

40k

60k

80k

100k

INPUT FREQUENCY (Hz)

AVCC, VDRIVE = 5V

INTERNAL REFERENCE

±10V RANGE

fSAMPLE = 200 kSPS

fIN = 1kHz

16384 POINT FFT

SNR = 91.52dB

THD = –111.05dB

Figure 8. FFT Plot, ±10 V Range

–160

–140

–120

–100

–80

–60

–40

–20

20k

40k

60k

80k

100k

INPUT FREQUENCY (Hz)

AVCC, VDRIVE = 5V

INTERNAL REFERENCE

±5V RANGE

fSAMPLE = 200kSPS

f IN = 1kHz

16,384 POINT FFT

SNR = 91.12dB

THD = –109.77dB

Figure 9. FFT Plot, ±5 V Range

–160

–140

–120

–100

–80

–60

–40

–20

INPUT FREQUENCY (kHz)

AVCC, VDRIVE = 5V

INTERNAL REFERENCE

±10V RANGE

fSAMPLE = 12.5kSPS

fIN = 1Hz

8192 POINT FFT

SNR = 100.71dB

THD: –111.74 dB

Figure 10. FFT Plot, ±10 V Range

–3

–2

–1

CODE

±10V RANGE

AVCC, VDRIVE = 5V

TA = 25°C

fSAMPLE = 200 kSPS

WCP INL = 1.69 LSB

WCN INL = –1.3 LSB

Figure 11. Typical INL, ±10 V Range

CODE

–1.0

1.0

0.8

0.6

0.4

0.2

–0.2

–0.4

–0.6

–0.8

±10V RANGE

AVCC, VDRIVE = 5V

TA = 25°C

fSAMPLE = 200 kSPS

WCP DNL = 0.33 LSB

WCN DNL = –0.32 LSB

Figure 12. Typical DNL, ±10 V Range

–3

–2

–1

CODE

±5V RANGE

AVCC, VDRIVE = 5V

TA = 25°C

fSAMPLE = 200 kSPS

WCP INL = 1.56 LSB

WCN INL = –1.22 LSB

Figure 13. Typical INL, ±5 V Range

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