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參數(shù)資料
| 型號(hào)： | mcp3204 |
| 廠商： | Microchip Technology Inc. |
| 元件分類： | 串行ADC |
| 英文描述： | 2.7V 4-Channel/8-Channel 12-Bit A/D Converters With SPI Serial Interface(SPI串行接口的4通道12位A/D轉(zhuǎn)換器) |
| 中文描述： | 2.7 4-Channel/8-Channel 12位A / D轉(zhuǎn)換器具有SPI串行接口（SPI串行接口的4通道12位的A / D轉(zhuǎn)換器） |
| 文件頁數(shù)： | 16/34頁 |
| 文件大?。?/td> | 673K |
| 代理商： | MCP3204 |
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MCP3204/3208
DS21298C-page 16
2002 Microchip Technology Inc.
FIGURE 5-1:
Communication with the MCP3204 or MCP3208.
FIGURE 5-2:
Communication with MCP3204 or MCP3208 in LSB First Format.
CS
CLK
D
IN
D
OUT
D1
D2
D0
HI-Z
Don’t Care
BitB11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0
*
t
CONV
HI-Z
t
SAMPLE
SGL/
DIFF
Start
t
CYC
t
CSH
t
CYC
D2
SGL/
DIFF
Start
*
After completing the data transfer, if further clocks are applied with CS low, the A/D converter will output LSB
first data, followed by zeros indefinitely (see Figure 5-2 below).
**
t
DATA
: during this time, the bias current and the comparator power down while the reference input becomes
a high impedance node, leaving the CLK running to clock out the LSB-first data or zeros.
t
DATA
**
t
SUCS
Null
Bit
B11B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10B11
(MSB)
CS
CLK
D
OUT
HI-Z
HI-Z
t
CONV
t
DATA
**
Power Down
t
SAMPLE
Start
SGL/
DIFF
D
IN
t
CYC
t
CSH
D0
D1
D2
*
After completing the data transfer, if further clocks are applied with CS low, the A/D converter will output zeros
indefinitely.
**
t
: During this time, the bias circuit and the comparator power down while the reference input becomes a
high impedance node, leaving the CLK running to clock out LSB first data or zeroes.
t
SUCS
Don’t Care
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MCP3204_07 | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:2.7V 4-Channel/8-Channel 12-Bit A/D Converters with SPI⑩ Serial Interface |
| MCP3204_08 | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:2.7V 4-Channel/8-Channel 12-Bit A/D Converters with SPI Serial Interface |
| MCP3204-BI/P | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-bit SPI 4 Chl 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 |
| MCP3204-BI/SL | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-bit SPI 4 Chl 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 |
| MCP3204-BI/ST | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:2.7V 4-Channel/8-Channel 12-Bit A/D Converters with SPI⑩ Serial Interface |
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