参数资料
型号: LTC2483IDD#TRPBF
厂商: Linear Technology
文件页数: 20/34页
文件大小: 0K
描述: IC ADC 16BIT I2C 10-DFN
标准包装: 2,500
位数: 16
采样率(每秒): 6.8
数据接口: I²C,串行
转换器数目: 1
功率耗散(最大): 480µW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
供应商设备封装: 10-DFN(3x3)
包装: 带卷 (TR)
输入数目和类型: 1 个差分,双极
配用: DC955A-ND - BOARD DELTA SIGMA ADC LTC2483
LTC2483
2483fc
applicaTions inFormaTion
INPUT FREQUENCY (Hz)
0
15
30
45
60
75
90 105 120 135 150 165 180 195 210 225 240
NORMAL
MODE
REJECTION
(dB)
2483 F30
0
–20
–40
–60
–80
–100
–120
VCC = 5V
VREF = 5V
VIN(CM) = 2.5V
VIN(P-P) = 5V
TA = 25°C
MEASURED DATA
CALCULATED DATA
Figure 30. Input Normal Mode Rejection vs Input Frequency
with Input Perturbation of 100% Full-Scale
(60Hz Notch fEOSC = 307.2kHz)
Figure 31. Input Normal Mode Rejection vs Input Frequency
with Input Perturbation of 100% Full-Scale
(50Hz Notch fEOSC = 256kHz)
INPUT FREQUENCY (Hz)
0 12.5 25 37.5 50 62.5 75 87.5 100 112.5 125 137.5 150 162.5 175 187.5 200
NORMAL
MODE
REJECTION
(dB)
2483 F31
0
–20
–40
–60
–80
–100
–120
VCC = 5V
VREF = 5V
VIN(CM) = 2.5V
VIN(P-P) = 5V
TA = 25°C
MEASURED DATA
CALCULATED DATA
Figure 32. Input Normal Mode Rejection vs Input Frequency
with Input Perturbation of 100% Full-Scale (Internal Oscillator)
INPUT FREQUENCY (Hz)
0
20
40
60
80
100
120
140
160
180
200
220
NORMAL
MODE
REJECTION
(dB)
2483 F32
0
–20
–40
–60
–80
–100
–120
VCC = 5V
VREF = 5V
VIN(CM) = 2.5V
VIN(P-P) = 5V
TA = 25°C
MEASURED DATA
CALCULATED DATA
INPUT FREQUENCY (Hz)
0
15
30
45
60
75
90 105 120 135 150 165 180 195 210 225 240
NORMAL
MODE
REJECTION
(dB)
2483 F33
0
–20
–40
–60
–80
–100
–120
VCC = 5V
VREF = 5V
VINCM = 2.5V
TA = 25°C
VIN(P-P) = 5V
VIN(P-P) = 7.5V
(150% OF FULL SCALE)
Figure 33. Measured Input Normal Mode Rejection vs
Input Frequency with Input Perturbation of 150% Full-
Scale (60Hz Notch fEOSC = 307.2kHz)
Figure 34. Measured Input Normal Mode Rejection vs
Input Frequency with Input Perturbation of 150% Full-Scale
(50Hz Notch fEOSC = 256kHz)
INPUT FREQUENCY (Hz)
0
NORMAL
MODE
REJECTION
(dB)
2483 F34
0
–20
–40
–60
–80
–100
–120
VCC = 5V
VREF = 5V
VIN(CM) = 2.5V
TA = 25°C
VIN(P-P) = 5V
VIN(P-P) = 7.5V
(150% OF FULL SCALE)
12.5 25 37.5 50 62.5 75 87.5 100 112.5 125 137.5 150 162.5 175 187.5 200
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