參數(shù)資料
型號(hào): EVAL-AD7150EBZ
廠商: Analog Devices Inc
文件頁數(shù): 27/28頁
文件大?。?/td> 0K
描述: BOARD EVAL FOR AD7150
特色產(chǎn)品: AD715x Series Capacitance-to-Digital Converters & Evaluation Board
標(biāo)準(zhǔn)包裝: 1
傳感器類型: 觸摸,電容式
接口: I²C
電源電壓: 2.7 V ~ 3.6 V
嵌入式:
已供物品: 板,電池
已用 IC / 零件: AD7150
產(chǎn)品目錄頁面: 781 (CN2011-ZH PDF)
相關(guān)產(chǎn)品: AD7150BRMZ-REEL-ND - IC CAP CONV 2CH ULT LP 10MSOP
AD7150BRMZ-ND - IC CAP CONV 2CH ULT LP 10MSOP
AD7150
Rev. 0 | Page 8 of 28
500
–500
–250
0
250
11000
100
10
O
F
S
E
T
E
R
RO
R
(
fF
)
RESISTANCE CIN TO GND (M)
06
51
7-
0
10
Figure 10. Capacitance Input Offset Error vs. Resistance CIN to GND,
VDD = 3.3 V, EXC Pin Open Circuit
10
–10
–5
0
5
11000
100
10
G
AI
N
E
R
RO
R
(
%
F
S
)
RESISTANCE CIN TO GND (M)
06
51
7-
0
11
8
6
4
2
O
F
S
E
T
E
R
RO
R
(
fF
)
RESISTANCE EXC TO GND (M)
Figure 11. Capacitance Input Gain Error vs. Resistance CIN to GND,
VDD = 3.3 V, CIN to EXC = 2 pF
10
–10
–5
0
5
010
06
51
7-
0
12
0.50
–0.50
–0.25
0
0.25
010
8
6
4
2
G
AI
N
E
R
RO
R
(
%
F
S
)
RESISTANCE EXC TO GND (M)
06
51
7-
0
13
2
–8
–6
–4
–2
0
0250
200
150
100
50
G
AI
N
E
R
RO
R
(
%
F
S
)
SERIAL RESISTANCE (k)
Figure 12. Capacitance Input Offset Error vs. Resistance EXC to GND,
VDD = 3.3 V, CIN Pin Open Circuit
Figure 13. Capacitance Input Gain Error vs. Resistance EXC to GND,
VDD = 3.3 V, CIN to EXC = 2 pF
06
51
7-
0
14
Figure 14. Capacitance Input Gain Error vs. Serial Resistance,
VDD = 3.3 V, CIN to EXC = 2 pF
10
–10
–5
0
5
11000
100
10
G
AI
N
E
R
RO
R
(
%
F
S
)
PARALLEL RESISTANCE (M)
06
51
7-
0
15
Figure 15. Capacitance Input Gain Error vs. Parallel Resistance,
VDD = 3.3 V, CIN to EXC = 2 pF
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