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AD7683ACPZRL7
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P17
Data Sheet
AD7683
Rev. B | Page 9
of 16
TYPICAL PERFORMANCE CHARACTE
RISTICS
3
2
1
0
–1
–2
–3
0
16384
32768
49152
65536
04301-012
CODE
INL (LS
B)
POSITI
VE INL = +0.43
LSB
NEG
ATI
VE
INL
= –0.
97LS
B
Figure 8. Integral Nonlineari
ty vs. Code
7000
6000
5000
4000
3000
2000
1000
0
7
9
F
D7
9
F
E
7
9
F
F7
A
0
07
A
0
17
A
0
27
A
0
37
A
0
47
A
0
57
A
0
67
A
0
77
A
0
8
04301-009
CODE I
N HEX
COUNTS
VDD = RE
F = 2
.5V
001
4604
130
00
2755
25440
50
62564
35528
Figure 9. Hist
ogram of a
DC Input at the Cod
e Center
0
–180
–160
–140
–120
–100
–80
–60
–40
–20
0
1
02
03
04
05
0
04301-008
FREQ
UENC
Y (kHz)
AMPLITUD
E (dB OF FUL
L SCALE)
16384 PO
INT
F
FT
VDD = REF = 5V
f
S
= 100kSP
S
f
IN
= 20.43kHz
SNR =
92.7dB
THD =
–105.7d
B
SFDR =
–106.
4dB
Figure 10. FFT Plot
3
2
1
0
–1
–2
–3
0
16384
32768
49
152
65536
04301-0
1
1
CODE
DNL (L
SB)
POSITIVE DNL
= +0.43LSB
NEG
A
T
I
VE DNL =
–0.41L
SB
Figure 11. Diff
erential Nonl
inearity vs.
Code
120000
100000
80000
60000
40000
20000
0
7A0E
7A0F
7A10
7A11
7A
12
7A13
7A14
7A15
7A16
04301-0
10
CODE I
N HEX
COUNT
S
006
00
102287
13619
15152
8
VDD = REF = 5V
Figure 12. Histogra
m of a DC Input at the Code Center
0
–180
–160
–140
–120
–100
–80
–60
–40
–20
0
1
02
03
04
05
0
04301-0
07
FREQ
UENCY (kHz)
AMPL
IT
UDE (dB O
F F
UL
L SCAL
E)
16384 POI
NT
FF
T
VDD = REF =
2.5V
f
S
= 100kSPS
f
IN
= 20.43kHz
SNR = 88.
7dB
THD = –102.
6dB
SF
DR = –104.6d
B
Figure 13. FFT Plot
AD7683
Data Sheet
Rev. B | Page 10 of
16
100
95
90
85
80
17
16
15
14
13
2.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
04301-0
13
REFE
RENCE VO
LT
AG
E (V)
SNR, S
INAD (d
B)
EN
OB (Bit
s)
SNR
SINAD
ENOB
Figure 14. SNR, SINAD, and ENO
B vs. Reference Voltage
100
95
90
85
80
75
70
0
200
150
100
50
04301-0
14
FREQ
UENCY (kHz)
SINAD (
dB)
V
REF
= 5V
,
–10dB
V
REF
= 5
V
, –1
dB
V
REF
= 2.5V
,
–1dB
Figure 15. SINAD vs. Frequency
–
80
–85
–90
–95
–100
–105
–11
0
02
0
0
120
160
80
40
04301-0
15
FRE
QUE
NCY (kHz)
THD (d
B)
V
REF
2.5V
= –1d
B
V
REF
5V = –1d
B
Figure 16. THD vs. Frequency
1200
1000
800
600
400
200
0
2.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
04301-0
17
SUPPLY (
V)
OPE
RATI
NG CURRE
NT (µ
A)
f
S
= 100kSP
S
Figure 17. Operating Curre
nt vs. Supply
Data Sheet
AD7683
Rev. B | Page 11 of
16
900
800
700
600
500
400
300
200
100
0
–55
–34
–15
5
25
45
65
85
105
125
04301-0
18
TEMPERA
TURE (°C)
OPE
RATI
NG CURRE
NT (µ
A)
VDD = 2.7V
,
f
S
= 100kSP
S
VDD = 5V
,
f
S
= 100kSP
S
Figure 18. Operatin
g Current vs. Temperatu
re
1000
750
500
250
0
–55
–35
–15
5
25
45
65
85
105
125
04301-0
19
TEMPERA
T
URE (
°C)
POW
ER-DO
WN CURRE
NT (
nA)
Figure 19. Power-D
own Current vs. Tempe
rature
6
5
4
3
2
1
0
–1
–2
–3
–4
–5
–6
–55
–35
–15
5
25
45
65
85
105
125
04301-0
16
TEM
PERAT
URE (°
C)
OFFSET, GAIN
ERR
OR (LSB
)
OFFSE
T ERR
OR
GAIN E
RROR
Figure 20. Offset and Gain Erro
r vs. Temperature
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P17
AD7683ACPZRL7
Mfr. #:
Buy AD7683ACPZRL7
Manufacturer:
Analog Devices Inc.
Description:
Analog to Digital Converters - ADC 100 kSPS 16-BIT
Lifecycle:
New from this manufacturer.
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