參數(shù)資料
型號(hào): LMP90079MHE/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 模擬信號(hào)調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO28
封裝: LEAD FREE, PLASTIC, MO-153, TSSOP-28
文件頁(yè)數(shù): 17/62頁(yè)
文件大?。?/td> 1721K
代理商: LMP90079MHE/NOPB
16.1.7 Digital Filter
The LMP900xx has a fourth order rotated sinc filter that is used to configure various ODRs and to reject power supply frequencies
of 50Hz and 60Hz. The 50/60 Hz rejection is only effective when the device is operating at ODR
13.42 SPS. If the internal CLK
or the external CLK of 3.5717 MHz is used, then the LMP900xx will have the frequency response shown in Figure 5 through Figure
0
12
24
36
48
60
72
84
96
108
120
-120
-100
-80
-60
-40
-20
0
GAIN
(dB)
FREQUENCY (Hz)
1.6775 SPS
3.355 SPS
30169760
FIGURE 5. Digital Filter Response, 1.6775 SPS and 3.355 SPS
0
12
24
36
48
60
72
84
96
108
120
-120
-100
-80
-60
-40
-20
0
GAIN
(dB)
FREQUENCY (Hz)
6.71 SPS
13.42 SPS
30169773
FIGURE 6. Digital Filter Response, 6.71 SPS and 13.42 SPS
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24
LMP90080/LMP90079/LMP90078/LMP90077
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LMP90079MHX/NOPB 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
LMP90080 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Sensor AFE System: Multi-Channel, Low-Power 16-Bit
LMP90080MH/NOPB 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
LMP90080MHE/NOPB 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
LMP90080MHX/NOPB 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32