參數(shù)資料
型號: LTC2486CDE
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 16-Bit 2-/4-Channel ツヒ ADC with PGA and Easy Drive Input Current Cancellation
中文描述: 4-CH 16-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PQCC14
封裝: 4 X 3 MM, PLASTIC, MO-229WGED-3, QFN-14
文件頁數(shù): 33/36頁
文件大?。?/td> 596K
代理商: LTC2486CDE
LTC2486
33
2486f
APPLICATIONS INFORMATION
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 (Noise
RMS
≤ 1LSB)
vs Output Data Rate and Temperature
Figure 34. Resolution (INL
MAX
≤ 1LSB)
vs Output Data Rate and Temperature
Figure 36. Resolution (Noise
RMS
≤ 1LSB)
vs Output Data Rate and Reference
Voltage
Figure 37. Resolution (INL
MAX
≤ 1LSB)
vs Output Data Rate and Reference
Voltage
Figure 35. Offset Error vs Output Data
Rate and Reference Voltage
DIFFERENTIAL INPUT SIGNAL FREQUENCY (Hz)
48
–70
–80
–90
–100
–110
–120
–130
–140
54
58
2486 F29
50
52
56
60
62
N
NO AVERAGE
WITH
RUNNING
AVERAGE
OUTPUT DATA RATE (READINGS/SEC)
–10
O
R
)
10
30
50
0
20
40
20
40
60
80
2486 F30
100
10
0
30
50
70
90
V
IN(CM)
= V
V
CC
REF
= 5V
V
IN
= 0V
F
O
= EXT CLOCK
T
A
= 85
°
C
T
A
= 25
°
C
OUTPUT DATA RATE (READINGS/SEC)
0
0
+
R
)
500
1500
2000
2500
3500
10
50
70
2486 F31
1000
3000
40
90 100
20 30
60
80
V
IN(CM)
= V
V
CC
= 5V
F
O
= EXT CLOCK
T
A
= 85
°
C
T
A
= 25
°
C
OUTPUT DATA RATE (READINGS/SEC)
0
–3500
R
)
–3000
–2000
–1500
–1000
0
10
50
70
2486 F32
–2500
–500
40
90 100
20 30
60
80
V
IN(CM)
= V
REF(CM)
V
CC
= V
= 5V
F
O
= EXT CLOCK
T
A
= 85
°
C
T
A
= 25
°
C
OUTPUT DATA RATE (READINGS/SEC)
0
–10
O
R
)
–5
5
10
20
10
50
70
2486 F35
0
15
40
90 100
20 30
60
80
V
CC
= 5V, V
REF
= 2.5V
V
CC
= V
REF
= 5V
V
IN(CM)
= V
REF(CM)
V
IN
F
O
= EXT CLOCK
T
A
= 25
°
C
OUTPUT DATA RATE (READINGS/SEC)
0
10
R
12
16
18
10
50
70
2486 F33
14
40
90 100
20 30
60
80
V
IN(CM)
= V
V
CC
REF
= 5V
V
IN
= 0V
F
= EXT CLOCK
RES = LOG 2 (V
REF
/NOISE
RMS
)
T
A
= 25
°
C, 85
°
C
OUTPUT DATA RATE (READINGS/SEC)
0
10
R
12
16
18
10
50
70
14
40
90 100
20 30
60
80
T
A
= 85
°
C
T
A
= 25
°
C
V
IN(CM)
= V
V
CC
= 5V
F
O
= EXT CLOCK
RES = LOG 2 (V
REF
/INL
MAX
)
2486 F34
OUTPUT DATA RATE (READINGS/SEC)
0
10
R
12
16
18
10
50
70
2486 F36
14
40
90 100
20 30
60
80
V
IN(CM)
= V
REF(CM)
V
IN
F
O
= EXT CLOCK
T
= 25
°
C
RES = LOG 2 (V
REF
/NOISE
RMS
)
V
CC
= 5V, V
REF
= 2.5V, 5V
OUTPUT DATA RATE (READINGS/SEC)
0
10
R
12
16
18
10
50
70
14
40
90 100
20 30
60
80
V
CC
= 5V, V
REF
= 2.5V
V
CC
= V
REF
= 5V
V
IN(CM)
= V
REF(CM)
V
IN
REF
= GND
F
O
= EXT CLOCK
T
= 25
°
C
RES = LOG 2 (V
REF
/INL
MAX
)
2486 F37
相關(guān)PDF資料
PDF描述
LTC2486IDE 16-Bit 2-/4-Channel ツヒ ADC with PGA and Easy Drive Input Current Cancellation
LTC2487 16-Bit 2-/4-Channel ADC with PGA, Easy Drive and I2C Interface
LTC2487CDEPBF 16-Bit 2-/4-Channel ADC with PGA, Easy Drive and I2C Interface
LTC2487CDETRPBF 16-Bit 2-/4-Channel ADC with PGA, Easy Drive and I2C Interface
LTC2487IDEPBF 16-Bit 2-/4-Channel ADC with PGA, Easy Drive and I2C Interface
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