参数资料
型号: DC575A
厂商: Linear Technology
文件页数: 45/48页
文件大小: 0K
描述: BOARD DELTA SIGMA ADC LTC2410
软件下载: QuikEval System
设计资源: DC575A Design File
DC575A Schematic
标准包装: 1
系列: QuikEval™
ADC 的数量: 2
位数: 24
采样率(每秒): 7.5
数据接口: MICROWIRE?,串行,SPI?
工作温度: 0°C ~ 70°C
已用 IC / 零件: LTC2410
已供物品:
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LTC2410
6
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Total Unadjusted Error vs
Temperature (VCC = 2.7V,
VREF = 2.5V)
Total Unadjusted Error vs
Temperature (VCC = 5V,
VREF = 2.5V)
Total Unadjusted Error vs
Temperature (VCC = 5V,
VREF = 5V)
Integral Nonlinearity vs
Temperature (VCC = 2.7V,
VREF = 2.5V)
Integral Nonlinearity vs
Temperature (VCC = 5V,
VREF = 2.5V)
Integral Nonlinearity vs
Temperature (VCC = 5V,
VREF = 5V)
Noise Histogram (Output Rate =
52.5Hz, VCC = 5V, VREF = 5V)
Noise Histogram (Output Rate =
22.5Hz, VCC = 5V, VREF = 5V)
Noise Histogram (Output Rate =
7.5Hz, VCC = 5V, VREF = 5V)
VIN (V)
–2.5 –2 –1.5 –1 –0.5 0
0.5
1
1.5
2
2.5
TUE
(ppm
OF
V
REF
)
2410 G01
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
VCC = 5V
REF + = 5V
REF = GND
VREF = 5V
VINCM = 2.5V
FO = GND
TA = 90°C
TA = 25°C
TA = –45°C
VIN (V)
–1
–0.5
0
0.5
1
TUE
(ppm
OF
V
REF
)
2410 G02
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
VCC = 5V
REF + = 2.5V
REF = GND
VREF = 2.5V
VINCM = 1.25V
FO = GND
TA = 90°C
TA = 25°C
TA = –45°C
VIN (V)
–1
–0.5
0
0.5
1
TUE
(ppm
OF
V
REF
)
2410 G03
10
8
6
4
2
0
–2
–4
–6
–8
–10
VCC = 2.7V
REF + = 2.5V
REF = GND
VREF = 2.5V
VINCM = 1.25V
FO = GND
TA = 90°C
TA = 25°C
TA = –45°C
VIN (V)
–2.5 –2 –1.5 –1 –0.5 0
0.5
1
1.5
2
2.5
INL
ERROR
(ppm
OF
V
REF
)
2410 G04
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
VCC = 5V
REF + = 5V
REF = GND
VREF = 5V
VINCM = 2.5V
FO = GND
TA = –45°C
TA = 25°C
TA = 90°C
VIN (V)
–1
–0.5
0
0.5
1
INL
ERROR
(ppm
OF
V
REF
)
2410 G05
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
VCC = 5V
REF + = 2.5V
REF = GND
VREF = 2.5V
VINCM = 1.25V
FO = GND
TA = 25°C
TA = –45°C
TA = 90°C
VIN (V)
–1
–0.5
0
0.5
1
INL
ERROR
(ppm
OF
V
REF
)
2410 G06
10
8
6
4
2
0
–2
–4
–6
–8
–10
VREF = 2.5V
VINCM = 1.25V
FO = GND
VCC = 2.7V
REF + = 2.5V
REF = GND
TA = 25°C
TA = –45°C
TA = 90°C
OUTPUT CODE (ppm OF VREF)
–0.8 –0.6 –0.4 –0.2
0
0.2
0.4
0.6
0.8
NUMBER
OF
READINGS
(%)
2410 G07
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 5V
VREF = 5V
VIN = 0V
REF + = 5V
REF = GND
IN+ = 2.5V
IN= 2.5V
FO = GND
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = 0.105ppm
σ = 0.153ppm
OUTPUT CODE (ppm OF VREF)
–0.8 –0.6 –0.4 –0.2
0
0.2
0.4
0.6
0.8
NUMBER
OF
READINGS
(%)
2410 G08
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 5V
VREF = 5V
VIN = 0V
REF + = 5V
REF = GND
IN+ = 2.5V
IN= 2.5V
FO = 460800Hz
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = 0.067ppm
σ = 0.151ppm
OUTPUT CODE (ppm OF VREF)
–9.8 –9.4 –9 –8.6 –8.2 –7.8 –7.4 –7 –6.6
NUMBER
OF
READINGS
(%)
2410 G09
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 5V
VREF = 5V
VIN = 0V
REF + = 5V
REF = GND
IN+ = 2.5V
IN= 2.5V
FO = 1075200Hz
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = 8.285ppm
σ = 0.311ppm
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