RMS Noise vs VCC RMS Noise vs V
參數(shù)資料
型號(hào): DC956A
廠商: Linear Technology
文件頁數(shù): 38/40頁
文件大?。?/td> 0K
描述: BOARD DELTA SIGMA ADC LTC2485
軟件下載: QuikEval System
設(shè)計(jì)資源: DC956A Design File
DC956A Schematic
標(biāo)準(zhǔn)包裝: 1
系列: Easy Drive™, QuikEval™
ADC 的數(shù)量: 1
位數(shù): 24
采樣率(每秒): 6.8
數(shù)據(jù)接口: I²C,串行
工作溫度: 0°C ~ 70°C
已用 IC / 零件: LTC2485
已供物品:
相關(guān)產(chǎn)品: LTC2485CDD#TRPBF-ND - IC ADC 24BIT I2C 10-DFN
LTC2485IDD#TRPBF-ND - IC ADC 24BIT I2C 10-DFN
LTC2485IDD#PBF-ND - IC ADC 24BIT I2C 10-DFN
LTC2485CDD#PBF-ND - IC ADC 24BIT I2C 10-DFN
LTC2485
7
2485fc
TYPICAL PERFORMANCE CHARACTERISTICS
RMS Noise vs VCC
RMS Noise vs VREF
Offset Error vs VIN(CM)
Offset Error vs Temperature
Offset Error vs VCC
Offset Error vs VREF
RMS Noise
vs Input Differential Voltage
RMS Noise vs VIN(CM)
RMS Noise vs Temperature (TA)
INPUT DIFFERENTIAL VOLTAGE (V)
0.4
RMS
NOISE
(ppm
OF
V
REF
)
0.6
0.8
1.0
0.5
0.7
0.9
–1.5
–0.5
0.5
1.5
2485 G10
2.5
–2
–2.5
–1
0
1
2
VCC = 5V
VREF = 5V
VIN(CM) = 2.5V
TA = 25°C
VIN(CM) (V)
–1
RMS
NOISE
(μV)
0.8
0.9
1.0
24
2485 G11
0.7
0.6
01
35
6
0.5
0.4
VCC = 5V
VREF = 5V
VIN = 0V
VIN(CM) = GND
TA = 25°C
TEMPERATURE (°C)
–45
0.4
RMS
NOISE
(μV)
0.5
0.6
0.7
0.8
1.0
–30 –15
15
0
304560
2485 G12
75
90
0.9
VCC = 5V
VREF = 5V
VIN = 0V
VIN(CM) = GND
VCC (V)
2.7
RMS
NOISE
(μV)
0.8
0.9
1.0
3.9
4.7
2485 G13
0.7
0.6
3.1
3.5
4.3
5.1
5.5
0.5
0.4
VREF = 2.5V
VIN = 0V
VIN(CM) = GND
TA = 25°C
VREF (V)
0
0.4
RMS
NOISE
(μV)
0.5
0.6
0.7
0.8
0.9
1.0
123
4
2485 G14
5
VCC = 5V
VIN = 0V
VIN(CM) = GND
TA = 25°C
VIN(CM) (V)
–1
OFFSET
ERROR
(ppm
OF
V
REF
)
0.1
0.2
0.3
24
2485 G15
0
–0.1
01
35
6
–0.2
–0.3
VCC = 5V
VREF = 5V
VIN = 0V
TA = 25°C
TEMPERATURE (°C)
–45
–0.3
OFFSET
ERROR
(ppm
OF
V
REF
)
–0.2
0
0.1
0.2
–15
15
30
90
2485 G16
–0.1
–30
0
45
60
75
0.3
VCC = 5V
VREF = 5V
VIN = 0V
VIN(CM) = GND
VCC (V)
2.7
OFFSET
ERROR
(ppm
OF
V
REF
)
0.1
0.2
0.3
3.9
4.7
2485 G17
0
–0.1
3.1
3.5
4.3
5.1
5.5
–0.2
–0.3
REF+ = 2.5V
REF= GND
VIN = 0V
VIN(CM) = GND
TA = 25°C
VREF (V)
0
–0.3
OFFSET
ERROR
(ppm
OF
V
REF
)
–0.2
–0.1
0
0.1
0.2
0.3
123
4
2485.G18
5
VCC = 5V
REF= GND
VIN = 0V
VIN(CM) = GND
TA = 25°C
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