參數(shù)資料
型號(hào): AD7609BSTZ-RL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 8/36頁(yè)
文件大?。?/td> 0K
描述: IC DAS W/ADC 18BIT 8CH 64LQFP
標(biāo)準(zhǔn)包裝: 1,500
類型: 數(shù)據(jù)采集系統(tǒng)(DAS),ADC
分辨率(位): 18 b
采樣率(每秒): 200k
數(shù)據(jù)接口: DSP,MICROWIRE?,并聯(lián),QSPI?,串行,SPI?
電壓電源: 模擬和數(shù)字
電源電壓: 2.3 V ~ 5 V,4.75 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-LQFP(10x10)
包裝: 帶卷 (TR)
AD7609
Data Sheet
Rev. A | Page 16 of 36
0
32
,7
68
CODE
65
,5
36
98
,3
04
13
1,
07
2
16
3,
84
0
19
6,
60
8
22
9,
37
6
0976
0-
013
DN
L
(
L
S
B
)
–1.0
0
1.0
0.8
0.6
0.4
0.2
–0.2
–0.4
–0.6
–0.8
±5V RANGE
AVCC, VDRIVE = 5V
TA = 25°C
fSAMPLE = 200 kSPS
WCP INL = 0.45 LSB
WCN INL = –0.38 LSB
Figure 14. Typical DNL, ±5 V Range
80
60
40
20
0
–20
–40
–60
–40
–25
–10
5
20
35
50
65
80
–80
NF
S
E
RRO
R
(
L
S
B)
TEMPERATURE (°C)
200kSPS
AVCC, VDRIVE = 5V
EXTERNAL REFERENCE
±5V RANGE
±10V RANGE
09
76
0
-1
1
7
Figure 15. NFS Error vs. Temperature
80
60
40
20
0
–20
–40
–60
–40
–25
–10
5
20
35
50
65
80
–80
PF
S
ER
R
O
R
(L
SB
)
TEMPERATURE (°C)
200kSPS
AVCC, VDRIVE = 5V
EXTERNAL REFERENCE
±5V RANGE
±10V RANGE
0
976
0-
1
18
Figure 16. 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 17. NFS and PFS Error Matching
10
8
6
4
2
0
0120k
100k
80k
60k
40k
20k
–2
P
F
S
/NF
S
E
RRO
R
(
%
F
S
)
SOURCE RESISTANCE ()
AVCC, VDRIVE = 5V
fSAMPLE = 200 kSPS
TA = 25°C
EXTERNAL REFERENCE
SOURCE RESISTANCE IS MATCHED ON
THE V– INPUT
±10V AND ±5V RANGE
09
760
-21
9
Figure 18. PFS and NFS Error vs. Source Resistance
80
85
90
95
100
105
10
100
10k
100k
S
NR
(
d
B
s)
INPUT FREQUENCY (Hz)
NO OS
OS × 2
OS × 4
OS × 8
OS × 16
OS × 32
OS × 64
AVCC,VDRIVE = 5V
fSAMPLE CHANGES WITH OS RATE
TA = 25°C
INTERNAL REFERENCE
±10V RANGE
09
76
0-
01
7
Figure 19. SNR vs. Input Frequency, ±10 V Range
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