參數(shù)資料
型號: DS2450
廠商: Maxim Integrated Products, Inc.
英文描述: 1-Wire Quad A/D Converter(1線串行四路A/D轉(zhuǎn)換器)
中文描述: 四路、1-Wire A/D轉(zhuǎn)換器
文件頁數(shù): 16/23頁
文件大?。?/td> 165K
代理商: DS2450
DS2450
091598 16/23
USAGE EXAMPLE
(set–up continued, conversion, read flags)
MASTER MODE
DATA (LSB FIRST)
COMMENTS
TX
Reset
Reset Pulse (480 – 960
μ
s)
RX
Presence
Presence Pulse
TX
CCh
Issue “Skip ROM” Command
TX
55h
Issue “Write Memory” Command
TX
16h
TA1, beginning address
TX
00h
TA2, address = 0016h
TX
64h
data byte (address 0016)
CH–D
RX
<CRC16>
CRC of command, address, data byte
RX
64h
read–back for simple verification
TX
96h
next data byte (address 0017h)
RX
<CRC16>
CRC of address, data byte
RX
96h
read–back for simple verification
TX
Reset
Reset Pulse (480 – 960
μ
s)
RX
Presence
Presence Pulse
TX
CCh
Issue “Skip ROM” Command
TX
3Ch
Issue “Convert” Command
TX
08h
input select mask
CH–D
TX
40h
read–out control byte
RX
<CRC16>
CRC of command, mask, control byte
RX
<multiple data bytes>
continue reading until byte is FFh
TX
Reset
Reset Pulse (480 – 960
μ
s)
RX
Presence
Presence Pulse
TX
CCh
Issue “Skip ROM” Command
TX
AAh
Issue “Read Memory” Command
TX
0Fh
TA1, beginning address
TX
00h
TA2, address = 000Fh
RX
<data byte>
status data*
CH–D
RX
<CRC16>
CRC of command, address, data byte
Continued on the next page
* The status data byte includes the channel D alarm flags AFH and AFL which are used to control the channel A and B
outputs (see next page).
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS2450S 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
DS2450S/T&R 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
DS2450S+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Quad 1-Wire 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
DS2450S+ 制造商:Maxim Integrated Products 功能描述:SEMICONDUCTOR ((NW))
DS2450S+T&R 制造商:Maxim Integrated Products 功能描述:IC CONVERTER A/D QUAD 1-W 8-SOIC