参数资料
型号: DC941A
厂商: Linear Technology
文件页数: 19/32页
文件大小: 0K
描述: BOARD DELTA SIGMA ADC LTC2482
软件下载: QuikEval System
设计资源: DC941A Design File
DC941A Schematic
标准包装: 1
系列: Easy Drive™, QuikEval™
ADC 的数量: 1
位数: 16
采样率(每秒): 6.8
数据接口: MICROWIRE?,串行,SPI?
工作温度: 0°C ~ 70°C
已用 IC / 零件: LTC2482
已供物品:
相关产品: LTC2482IDD#TRPBF-ND - IC ADC 16BIT 10-DFN
LTC2482CDD#TRPBF-ND - IC ADC 16BIT 10-DFN
LTC2482IDD#PBF-ND - IC ADC 16BIT 10-DFN
LTC2482CDD#PBF-ND - IC ADC 16BIT 10-DFN
LTC2482
26
2482fc
APPLICATIONS INFORMATION
OUTPUT DATA RATE (READINGS/SEC)
–10
OFFSET
ERROR
(ppm
OF
V
REF
)
10
30
50
0
20
40
20
40
60
80
2482 F19
100
10
030
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
2482 F20
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
Figure 19. Offset Error vs Output Data Rate and Temperature
Figure 20. +FS Error vs Output Data Rate and Temperature
OUTPUT DATA RATE (READINGS/SEC)
0
–3500
–FS
ERROR
(ppm
OF
V
REF
)
–3000
–2000
–1500
–1000
0
10
50
70
2482 F21
–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
22
10
50
70
2482 F22
14
20
40
90 100
20 30
60
80
TA = 25°C
TA = 85°C
VIN(CM) = VREF(CM)
VCC = VREF = 5V
fO = EXT CLOCK
RES = LOG 2 (VREF/INLMAX)
Figure 21. –FS Error vs Output Data Rate and Temperature
Figure 22. Resolution (INLMAX ≤ 1LSB)
vs Output Data Rate and Temperature
OUTPUT DATA RATE (READINGS/SEC)
0
–10
OFFSET
ERROR
(ppm
OF
V
REF
)
–5
5
10
20
10
50
70
2482 F23
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
22
10
50
70
2482 F24
14
20
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)
Figure 23. Offset Error vs Output
Data Rate and Reference Voltage
Figure 24. Resolution (INLMAX) ≤ 2LSB vs
Output Data Rate and Reference Voltage
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