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參數(shù)資料
型號(hào): DC1012A-B
廠商: Linear Technology
文件頁數(shù): 18/28頁
文件大小: 0K
描述: BOARD DELTA SIGMA ADC LTC2497
軟件下載: QuikEval System
設(shè)計(jì)資源: DC1012A Schematic
DC1012A Design File
標(biāo)準(zhǔn)包裝: 1
系列: Easy Drive™, QuikEval™
ADC 的數(shù)量: 1
位數(shù): 16
采樣率(每秒): 7.5
數(shù)據(jù)接口: I²C,串行
已用 IC / 零件: LTC2497
已供物品:
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LTC2497IUHF#PBF-ND - IC ADC 16BIT W/PGA 38-QFN
LTC2497CUHF#PBF-ND - IC ADC 16BIT W/PGA 38-QFN
LTC2497
2497fa
OUTPUT DATA RATE (READINGS/SEC)
0
10
RESOLUTION
(BITS)
12
16
18
10
50
70
14
40
90 100
20 30
60
80
TA = 85°C
TA = 25°C
VIN(CM) = VREF(CM)
VCC = VREF = 5V
fO = EXT CLOCK
RES = LOG 2 (VREF/INLMAX)
2497 F24
OUTPUT DATA RATE (READINGS/SEC)
0
10
RESOLUTION
(BITS)
12
16
18
10
50
70
14
40
90 100
20 30
60
80
VCC = 5V, VREF = 2.5V
VCC = VREF = 5V
VIN(CM) = VREF(CM)
VIN = 0V
REF= GND
fO = EXT CLOCK
TA = 25°C
RES = LOG 2 (VREF/INLMAX)
2497 F27
Figure 20. Offset Error vs Output Data
Rate and Temperature
Figure 21. +FS Error vs Output Data
Rate and Temperature
Figure 22.–FS Error vs Output Data
Rate and Temperature
Figure 23. Resolution (NoiseRMS ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 24. Resolution (INLMAX ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 26. Resolution (NoiseRMS ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 27. Resolution (INLMAX ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 25. Offset Error vs Output
Data Rate and Temperature
applicaTions inForMaTion
OUTPUT DATA RATE (READINGS/SEC)
–10
OFFSET
ERROR
(ppm
OF
V
REF
)
10
30
50
0
20
40
20
40
60
80
2497 F20
100
10
0
30
50
70
90
VIN(CM) = VREF(CM)
VCC = VREF = 5V
VIN = 0V
fO = EXT CLOCK
TA = 85°C
TA = 25°C
OUTPUT DATA RATE (READINGS/SEC)
0
+FS
ERROR
(ppm
OF
V
REF
)
500
1500
2000
2500
3500
10
50
70
2497 F21
1000
3000
40
90 100
20 30
60
80
VIN(CM) = VREF(CM)
VCC = VREF = 5V
fO = EXT CLOCK
TA = 85°C
TA = 25°C
OUTPUT DATA RATE (READINGS/SEC)
0
–3500
–FS
ERROR
(ppm
OF
V
REF
)
–3000
–2000
–1500
–1000
0
10
50
70
2497 F22
–2500
–500
40
90 100
20 30
60
80
VIN(CM) = VREF(CM)
VCC = VREF = 5V
fO = EXT CLOCK
TA = 85°C
TA = 25°C
OUTPUT DATA RATE (READINGS/SEC)
0
10
RESOLUTION
(BITS)
12
16
18
10
50
70
2497 F23
14
40
90 100
20 30
60
80
VIN(CM) = VREF(CM)
VCC = VREF = 5V
VIN = 0V
fO = EXT CLOCK
RES = LOG 2 (VREF/NOISERMS)
TA = 25°C, 85°C
OUTPUT DATA RATE (READINGS/SEC)
0
–10
OFFSET
ERROR
(ppm
OF
V
REF
)
–5
5
10
20
10
50
70
2497 F25
0
15
40
90 100
20 30
60
80
VCC = 5V, VREF = 2.5V
VCC = VREF = 5V
VIN(CM) = VREF(CM)
VIN = 0V
fO = EXT CLOCK
TA = 25°C
OUTPUT DATA RATE (READINGS/SEC)
0
10
RESOLUTION
(BITS)
12
16
18
10
50
70
2497 F26
14
40
90 100
20 30
60
80
VIN(CM) = VREF(CM)
VIN = 0V
fO = EXT CLOCK
TA = 25°C
RES = LOG 2 (VREF/NOISERMS)
VCC = 5V, VREF = 2.5V, 5V
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