参数资料
型号: AD7609BSTZ-RL
厂商: ANALOG DEVICES INC
元件分类: ADC
英文描述: 8-CH 18-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, PQFP64
封装: ROHS COMPLIANT, MS-026BCD, LQFP-64
文件页数: 8/35页
文件大小: 1737K
代理商: AD7609BSTZ-RL
AD7609
Preliminary Technical Data
Rev. PrD | Page 16 of 35
–3
–2
–1
0
1
2
3
0
32,
76
8
IN
L
(
L
S
B
)
CODE
65,
53
6
98,
30
4
13
1,
072
16
3,
840
19
6,
608
22
9,
376
±5V RANGE
AVCC,VDRIVE =5V
TA =25°C
fSAMPLE =200 kSPS
WCP INL = 1.56 LSB
WCN INL = –1.22 LSB
09
76
0-
01
2
Figure 14. Typical INL, ±5 V Range
0
32,
76
8
CODE
65,
53
6
98,
30
4
13
1,
072
16
3,
840
19
6,
608
22
9,
376
09
76
0-
01
3
±5V RANGE
AVCC, VDRIVE = 5V
TA = 25°C
fSAMPLE = 200 kSPS
WCP INL = 0.45 LSB
WCN INL = –0.38 LSB
–3
–2
–1
0
1
2
3
DN
L
(
L
S
B
)
Figure 15. Typical DNL, ±5 V Range
Figure 16. NFS Error vs. Temperature
Figure 17. PFS Error vs. Temperature
40
–40
–25
–10
5
20
35
50
65
80
–40
–32
–24
–16
–8
0
8
16
24
32
NF
S
/P
F
S
CHANN
E
L
M
AT
CHI
NG
(
L
S
B)
TEMPERATURE (°C)
10V RANGE
AVCC, VDRIVE = 5V
EXTERNAL REFERENCE
PFS ERROR
NFS ERROR
09
76
0-
21
8
Figure 18. NFS and PFS Error Matching
10
8
6
4
2
0
01
100k
80k
60k
40k
20k
–2
PF
S/
N
F
S
ER
R
O
R
(%
F
S)
SOURCE RESISTANCE ()
20k
AVCC, VDRIVE = 5V
fSAMPLE = 200 kSPS
TA = 25°C
EXTERNAL REFERENCE
SOURCE RESISTANCE IS MATCHED ON
THE VxGND INPUT
±10V AND ±5V RANGE
09
76
0-
21
9
Figure 19. PFS and NFS Error vs. Source Resistance
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