AD7606/AD7606-6/AD7606-4
1.00
10
8
AV , V
CC DRIVE
INTERNAL REFERENCE
±5V RANGE
= 5V
0.75
0.50
0.25
0
PFS ERROR
NFS ERROR
F
T
= 200kSPS
SAMPLE
= 25°C
6
A
4
2
0
–2
–4
–6
–9
–10
–0.25
–0.50
–0.75
–1.00
10V RANGE
AV , V
= 5V
CC DRIVE
EXTERNAL REFERENCE
0
8192 16,384 24,576 32,768 40,960 49,152 57,344 65,536
CODE
–40
–25
–10
5
20
35 50 65 80
TEMPERATURE (°C)
Figure 17. AD7606 Typical DNL, 5 V Range
Figure 20. NFS and PFS Error Matching
20
15
10
5
10
8
±10V RANGE
±5V RANGE
6
0
4
–5
–10
–15
2
AV , V
CC DRIVE
= 5V
F
= 200 kSPS
SAMPLE
= 25°C
T
A
EXTERNAL REFERENCE
SOURCE RESISTANCE IS MATCHED ON
THE VxGND INPUT
0
200kSPS
AV , V
= 5V
CC DRIVE
±10V AND ±5V RANGE
EXTERNAL REFERENCE
35 50 65 80
TEMPERATURE (°C)
–20
–40
–2
–25
–10
5
20
0
20k
40k
60k
80k
100k
120k
SOURCE RESISTANCE (Ω)
Figure 18. NFS Error vs. Temperature
Figure 21. PFS and NFS Error vs. Source Resistance
20
15
10
5
1.0
0.8
0.6
0.4
0.2
0
0
±5V RANGE
±10V RANGE
5V RANGE
–0.2
–0.4
–0.6
–0.8
–1.0
–5
–10
–15
10V RANGE
200kSPS
200kSPS
AV , V
= 5V
AV , V
= 5V
CC DRIVE
EXTERNAL REFERENCE
CC DRIVE
EXTERNAL REFERENCE
–20
–40
–25
–10
5
20
35 50 65 80
–40
–25
–10
5
20
35 50 65 80
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 19. PFS Error vs. Temperature
Figure 22. Bipolar Zero Code Error vs. Temperature
Rev. 0 | Page 18 of 36
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