參數(shù)資料
型號: DC1012A-C
廠商: Linear Technology
文件頁數(shù): 25/34頁
文件大?。?/td> 0K
描述: BOARD DELTA SIGMA ADC LTC2495
軟件下載: QuikEval System
設計資源: DC1012A Schematic
DC1012A Design File
標準包裝: 1
系列: Easy Drive™, QuikEval™
ADC 的數(shù)量: 1
位數(shù): 16
采樣率(每秒): 15
數(shù)據(jù)接口: I²C,串行
已用 IC / 零件: LTC2495
已供物品:
相關(guān)產(chǎn)品: LTC2495IUHF#TRPBF-ND - IC ADC 16BIT W/PGA 38-QFN
LTC2495CUHF#TRPBF-ND - IC ADC 16BIT W/PGA 38-QFN
LTC2495CUHF#PBF-ND - IC ADC 16BIT W/PGA 38-QFN
LTC2495IUHF#PBF-ND - IC ADC 16BIT W/PGA 38-QFN
LTC2495
2495fd
Figure 29. Input Normal Mode
Rejection 2x Speed Mode with and
Without Running Averaging
Figure 30. Offset Error vs Output Data
Rate and Temperature
Figure 31. +FS Error vs Output Data
Rate and Temperature
Figure 32.–FS Error vs Output Data
Rate and Temperature
Figure 33. Resolution (NoiseRMS ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 34. Resolution (INLMAX ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 36. Resolution (NoiseRMS ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 37. Resolution (INLMAX ≤ 1LSB)
vs Output Data Rate and Temperature
Figure 35. Offset Error vs Output
Data Rate and Temperature
applications inForMation
DIFFERENTIAL INPUT SIGNAL FREQUENCY (Hz)
48
–70
–80
–90
–100
–110
–120
–130
–140
54
58
2495 F29
50
52
56
60
62
NORMAL
MODE
REJECTION
(dB)
NO AVERAGE
WITH
RUNNING
AVERAGE
OUTPUT DATA RATE (READINGS/SEC)
–10
OFFSET
ERROR
(ppm
OF
V
REF
)
10
30
50
0
20
40
20
40
60
80
2495 F30
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
2495 F31
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
2495 F32
–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
2495 F33
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
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)
2495 F34
OUTPUT DATA RATE (READINGS/SEC)
0
–10
OFFSET
ERROR
(ppm
OF
V
REF
)
–5
5
10
20
10
50
70
2495 F35
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
2495 F36
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
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)
2495 F37
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