参数资料
型号: DC1012A-B
厂商: Linear Technology
文件页数: 25/28页
文件大小: 0K
描述: BOARD DELTA SIGMA ADC LTC2497
软件下载: QuikEval System
设计资源: DC1012A Schematic
DC1012A Design File
标准包装: 1
系列: Easy Drive™, QuikEval™
ADC 的数量: 1
位数: 16
采样率(每秒): 7.5
数据接口: I²C,串行
已用 IC / 零件: LTC2497
已供物品:
相关产品: LTC2497CUHF#TRPBF-ND - IC ADC 16BIT W/PGA 38-QFN
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LTC2497IUHF#PBF-ND - IC ADC 16BIT W/PGA 38-QFN
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LTC2497
2497fa
INPUT VOLTAGE (V)
–3
INL
(ppm
OF
V
REF
)
–1
1
3
–2
0
2
–1.5
–0.5
0.5
1.5
2497 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
2497 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
2497 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
2497 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
2497 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
2497 G06
1.25
–1.25
VCC = 2.7V
VREF = 2.5V
VIN(CM) = 1.25V
fO = GND
85°C
25°C
–45°C
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)
VIN(CM) (V)
–1
OFFSET
ERROR
(ppm
OF
V
REF
)
0.1
0.2
0.3
2
4
2497 G07
0
–0.1
0
1
3
5
6
–0.2
–0.3
VCC = 5V
VREF = 5V
VIN = 0V
TA = 25°C
fO = GND
TEMPERATURE (°C)
–45
–0.3
OFFSET
ERROR
(ppm
OF
V
REF
)
–0.2
0
0.1
0.2
–15
15 30
90
2497 G08
–0.1
–30
0
45 60 75
0.3
VCC = 5V
VREF = 5V
VIN = 0V
fO = GND
VCC (V)
2.7
OFFSET
ERROR
(ppm
OF
V
REF
)
0.1
0.2
0.3
3.9
4.7
2497 G09
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
fO = GND
Offset Error vs VIN(CM)
Offset Error vs Temperature
Offset Error vs VCC
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