V
參數(shù)資料
型號: DC1010A-C
廠商: Linear Technology
文件頁數(shù): 29/32頁
文件大?。?/td> 0K
描述: BOARD DELTA SIGMA ADC LTC2487
軟件下載: QuikEval System
設(shè)計資源: DC1010A Design File
DC1010A Schematic
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: LTC2487
已供物品:
相關(guān)產(chǎn)品: LTC2487IDE#TRPBF-ND - IC ADC 16BIT DELTA SIG 14-DFN
LTC2487CDE#TRPBF-ND - IC ADC 16BIT DELTA SIG 14-DFN
LTC2487CDE#PBF-ND - IC ADC 16BIT DELTA SIG 14-DFN
LTC2487IDE#PBF-ND - IC ADC 16BIT DELTA SIG 14-DFN
LTC2487
6
2487fd
INPUT VOLTAGE (V)
–3
INL
(ppm
of
V
REF
)
–1
1
3
–2
0
2
–1.5
–0.5
0.5
1.5
2487 G01
2.5
–2
–2.5
–1
0
1
2
VCC = 5V
VREF = 5V
VIN(CM) = 2.5V
fO = GND
85°C
–45°C
25°C
INPUT VOLTAGE (V)
–3
INL
(ppm
of
V
REF
)
–1
1
3
–2
0
2
–0.75
–0.25
0.25
0.75
2487 G02
1.25
–1.25
VCC = 5V
VREF = 2.5V
VIN(CM) = 1.25V
fO = GND
–45°C, 25°C, 85°C
INPUT VOLTAGE (V)
–3
INL
(ppm
of
V
REF
)
–1
1
3
–2
0
2
–0.75
–0.25
0.25
0.75
2487 G03
1.25
–1.25
VCC = 2.7V
VREF = 2.5V
VIN(CM) = 1.25V
fO = GND
–45 C, 25 C, 85 C
INPUT VOLTAGE (V)
–12
TUE
(ppm
of
V
REF
)
–4
4
12
–8
0
8
–1.5
–0.5
0.5
1.5
2487 G04
2.5
–2
–2.5
–1
0
1
2
VCC = 5V
VREF = 5V
VIN(CM) = 2.5V
fO = GND
85°C
25°C
–45°C
INPUT VOLTAGE (V)
–12
TUE
(ppm
of
V
REF
)
–4
4
12
–8
0
8
–0.75
–0.25
0.25
0.75
2487 G05
1.25
–1.25
VCC = 5V
VREF = 2.5V
VIN(CM) = 1.25V
fO = GND
85°C
25°C
–45°C
INPUT VOLTAGE (V)
–12
TUE
(ppm
of
V
REF
)
–4
4
12
–8
0
8
–0.75
–0.25
0.25
0.75
2487 G06
1.25
–1.25
VCC = 2.7V
VREF = 2.5V
VIN(CM) = 1.25V
fO = GND
85°C
25°C
–45°C
OUTPUT READING (μV)
–3
NUMBER
OF
READINGS
(%)
8
10
12
0.6
2487 G07
6
4
–1.8
–0.6
–2.4
1.2
–1.2
0
1.8
2
0
14
10,000 CONSECUTIVE
READINGS
VCC = 5V
VREF = 5V
VIN = 0V
TA = 25°C
GAIN = 256
RMS = 0.60μV
AVERAGE = –0.69μV
OUTPUT READING (μV)
–3
NUMBER
OF
READINGS
(%)
8
10
12
0.6
2487 G08
6
4
–1.8
–0.6
–2.4
1.2
–1.2
0
1.8
2
0
14
10,000 CONSECUTIVE
READINGS
VCC = 2.7V
VREF = 2.5V
VIN = 0V
TA = 25°C
GAIN = 256
RMS = 0.59μV
AVERAGE = –0.19μV
TIME (HOURS)
0
–5
ADC
READING
(μV)
–3
–1
1
10
20
30
40
2487 G09
50
3
5
–4
–2
0
2
4
60
VCC = 5V
VREF = 5V
VIN = 0V
VIN(CM) = 2.5V
TA = 25°C
RMS NOISE = 0.60μV
GAIN = 256
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity
(VCC = 5V, VREF = 5V)
Integral Nonlinearity
(VCC = 5V, VREF = 2.5V)
Integral Nonlinearity
(VCC = 2.7V, VREF = 2.5V)
Total Unadjusted Error
(VCC = 5V, VREF = 5V)
Total Unadjusted Error
(VCC = 5V, VREF = 2.5V)
Total Unadjusted Error
(VCC = 2.7V, VREF = 2.5V)
Noise Histogram (6.8sps)
Noise Histogram (7.5sps)
Long-Term ADC Readings
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