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)： 18/34頁
文件大小： 673K
代理商： MCP3204
MCP3204/3208
DS21298C-page 18
2002 Microchip Technology Inc.
FIGURE 6-1:
SPI Communication using 8-bit segments (Mode 0,0: SCLK idles low).
FIGURE 6-2:
SPI Communication using 8-bit segments (Mode 1,1: SCLK idles high).
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CS
SCLK
D
IN
X = “Don’t Care” Bits
17
18
19
20
21 22
23
24
D
OUT
NBITB11 B10 B9 B8
B7
B6 B5 B4 B3 B2
B1 B0
HI-Z
MCU latches data from A/D
converter on rising edges of SCLK
Data is clocked out of A/D
converter on falling edges
SGL/
Start
DO
Don’t Care
D1
D2
0
0
0
0
0
1
X
X
X
X
X
DO
X
X
X
X
X
X
X
X
B7 B6
B6
B5
B4 B3
B2 B1 B0
B11 B10 B9 B8
D1
D2
SGL/
Start
Bit
(N0
MCU Transmitted Data
(Aligned with falling
edge of clock)
MCU Received Data
(Aligned with rising
edge of clock)
X
Data stored into MCU receive
register after transmission of first
8 bits
Data stored into MCU receive
register after transmission of
second 8 bits
Data stored into MCU receive
register after transmission of last
8 bits
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CS
SCLK
D
IN
X = “Don’t Care” Bits
17
18
19
20
21
22
23
24
D
OUT
DO
Don’t Care
BITB11 B10
B9
B8
B6 B5 B4 B3
B2 B1 B0
HI-Z
0
0
0
0
0
1
X
X
X
X
X
DO
SGL/
DIFF
X
X
X
X
X
X
X
X
B7 B6 B5 B4 B3 B2 B1 B0
B11 B10 B9 B8
0
MCU latches data from A/D converter
on rising edges of SCLK
Data is clocked out of A/D
converter on falling edges
D1
D2
SGL/
DIFF
Start
Bit
(Null)
D1
D2
Start
MCU Transmitted Data
(Aligned with falling
edge of clock)
MCU Received Data
(Aligned with rising
edge of clock)
B7
X
Data stored into MCU receive
register after transmission of first
8 bits
Data stored into MCU receive
register after transmission of
second 8 bits
Data stored into MCU receive
register after transmission of last
8 bits
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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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