參數(shù)資料
型號: mcp3208
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8通道12位A/D轉換器)
中文描述: 2.7 4-Channel/8-Channel 12位A / D轉換器具有SPI串行接口(SPI串行接口的8通道12位的A / D轉換器)
文件頁數(shù): 8/34頁
文件大小: 673K
代理商: MCP3208
MCP3204/3208
DS21298C-page 8
2002 Microchip Technology Inc.
Note:
Unless otherwise indicated, V
DD
= V
REF
= 5V, V
SS
= 0V, f
SAMPLE
= 100 ksps, f
CLK
= 20* f
SAMPLE
,T
A
= 25°C.
FIGURE 2-13:
(DNL) vs. Code (Representative Part).
Differential Nonlinearity
FIGURE 2-14:
(DNL) vs. Temperature.
Differential Nonlinearity
FIGURE 2-15:
Gain Error vs. V
REF
.
FIGURE 2-16:
(DNL) vs. Code (Representative Part, V
DD
=
2.7V).
Differential Nonlinearity
FIGURE 2-17:
(DNL) vs. Temperature (V
DD
= 2.7V).
Differential Nonlinearity
FIGURE 2-18:
Offset Error vs. V
REF
.
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
0
512
1024
1536
Digital Code
2048
2560
3072
3584
4096
D
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
-50
-25
0
Temperature (°C)
25
50
75
100
D
Positive DNL
Negative DNL
-4
-3
-2
-1
0
1
2
3
4
0
1
2
3
4
5
V
REF
(V)
G
V
DD
= V
REF
= 2.7 V
F
SAMPLE
= 50 ksps
V
DD
= V
REF
= 5 V
F
SAMPLE
= 100 ksps
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
0
512
1024
1536
Digital Code
2048
2560
3072
3584
4096
D
V
DD
= V
REF
= 2.7 V
F
SAMPLE
= 50 ksps
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
-50
-25
0
25
50
75
100
Temperature (°C)
D
Positive DNL
V
DD
= V
REF
= 2.7 V
F
SAMPLE
= 50 ksps
Negative DNL
0
2
4
6
8
10
12
14
16
18
20
0
1
2
3
4
5
V
REF
(V)
O
V
DD
= V
REF
= 2.7V
F
SAMPLE
= 50 ksps
V
DD
= V
REF
= 5V
F
SAMPLE
= 100 ksps
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