參數(shù)資料
型號: TLV1571EVM
廠商: Texas Instruments, Inc.
英文描述: TLV1571 Evaluation Module(TLV1571評估板)
中文描述: TLV1571評估模塊(TLV1571評估板)
文件頁數(shù): 34/50頁
文件大?。?/td> 1324K
代理商: TLV1571EVM
Generating a Voltage Reference
3-10
Table 3
6.TLV1571/571 Shipping Condition
Reference
Description
Position 1
2
Position 2
3
W14
Selects input signal to ADC
Installed
Not installed
W16
Link selects input for signal conditioning
Multiplexer output
External input via J3 or channel 0 via W21
Install jumper between TP10 and
pin 1 of W16
W21
Link connects channel 0 to J3 / W14 / W16
Installed
R54
0
Installed
R55
N/A
Not installed
3.5
Generating a Voltage Reference
Two options provide the voltage reference:
Onboard reference (preferable)
External reference
3.5.1
Onboard Reference
To set the onboard upper and lower reference voltage, use the jumper
configuration shown in Figure 3
6.
Figure 3
6.Onboard Reference Voltage
1
2
3
1
2
3
VREFP
To ADC
V
CC (A)
Onboard Reference
Voltage, Upper Limit
External Reference
Voltage, Upper Limit
W10
W13
(a) Upper Limit
To set the onboard lower reference voltage, the user should follow the jumper
configuration shown in the following figure.
1
2
3
1
2
3
VREFM
To ADC
AGND
Onboard Reference
Voltage, Lower Limit
External Reference
Voltage, Lower Limit
W12
W15
(b) Lower Limit
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TLV1571IDW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10bit 1.2 MSPS PA 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
TLV1571IDWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10bit 1.2 MSPS PA 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
TLV1571IPW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10bit 1.2 MSPS PA 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
TLV1571IPWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 1-Ch 10-Bit 1.25MSPS 8-Ch DSP/SPI 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
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