Datasheet

Data Sheet AD7606/AD7606-6/AD7606-4
Rev. C | Page 17 of 36
TYPICAL PERFORMANCE CHARACTERISTICS
0
0 100k90k80k70k60k50k40k30k20k10k
–180
–160
–140
–120
–100
–80
–60
–40
–20
AMPLITUDE (dB)
INPUT FREQUENCY (Hz)
AV
CC
, V
DRIVE
= 5V
INTERNAL REFERENCE
±10V RANGE
F
SAMPLE
= 200kSPS
F
IN
= 1kHz
16,384 POINT FFT
SNR = 90.17dB
THD = –106.25dB
08479-011
Figure 11. AD7606 FFT, ±10 V Range
0
0 100k90k80k70k60k50k40k30k20k10k
–180
–160
–140
–120
–100
–80
–60
–40
–20
AMPLITUDE (dB)
INPUT FREQUENCY (Hz)
AV
CC
, V
DRIVE
= 5V
INTERNAL REFERENCE
±5V RANGE
F
SAMPLE
= 200kSPS
F
IN
= 1kHz
16,384 POINT FFT
SNR = 89.48dB
THD = –108.65dB
08479-012
Figure 12. AD7606 FFT Plot, ±5 V Range
–180
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–160
–170
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
AMPLITUDE (dB)
FREQUENCY (kHz)
08479-031
AV
CC
, V
DRIVE
= 5V
INTERNAL REFERENCE
±10V RANGE
F
SAMPLE
= 11.5kSPS
T
A
= 25°C
F
IN
= 133Hz
8192 POINT FFT
OS BY 16
SNR = 96.01dB
THD = –108.05dB
Figure 13. FFT Plot Oversampling By 16, ±10 V Range
2.0
060k50k40k30k20k10k
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
INL (LSB)
CODE
AV
CC
, V
DRIVE
= 5V
F
SAMPLE
= 200kSPS
T
A
= 25°C
INTERNAL REFERENCE
±10V RANGE
08479-013
Figure 14. AD7606 Typical INL, ±10 V Range
1.0
060k50k40k30k20k10k
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.4
0.2
0.6
0.8
DNL (LSB)
CODE
08479-014
AV
CC
, V
DRIVE
= 5V
F
SAMPLE
= 200kSPS
T
A
= 25°C
INTERNAL REFERENCE
±10V RANGE
Figure 15. AD7606 Typical DNL, ±10 V Range
2.0
0 65,53657,34449,15240,96032,76824,57616,3848192
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
INL (LSB)
CODE
AV
CC
, V
DRIVE
= 5V
INTERNAL REFERENCE
±5V RANGE
F
SAMPLE
= 200kSPS
T
A
= 25°C
08479-015
Figure 16. AD7606 Typical INL, ±5 V Range