参数资料
型号: MCP3221A5T-E/OT
厂商: Microchip Technology
文件页数: 26/28页
文件大小: 0K
描述: IC ADC 12BIT 2.7V 1CH LP SOT23-5
标准包装: 1
位数: 12
采样率(每秒): 22.3k
数据接口: I²C,串行
转换器数目: 1
电压电源: 单电源
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SC-74A,SOT-753
供应商设备封装: SOT-23-5
包装: 标准包装
输入数目和类型: 1 个单端,单极
产品目录页面: 672 (CN2011-ZH PDF)
配用: VSUPEV2-ND - BOARD EVAL FOR MCP4022,4023,4024
MXSIGDM-ND - BOARD DEMO PICTAIL MIXED SIGNAL
其它名称: MCP3221A5T-E/OTDKR
2006 Microchip Technology Inc.
DS21732C-page 7
MCP3221
Note: Unless otherwise indicated, VDD = 5V, VSS = 0V, I2C Fast Mode Timing (SCL = 400 kHz), Continuous Conversion
Mode (fSAMP = 22.3 ksps), TA = +25°C.
FIGURE 2-13:
DNL vs. Code
(Representative Part).
FIGURE 2-14:
DNL vs. Temperature.
FIGURE 2-15:
Gain Error vs. VDD.
FIGURE 2-16:
DNL vs. Code
(Representative Part, VDD = 2.7V).
FIGURE 2-17:
DNL vs. Temperature
(VDD =2.7V).
FIGURE 2-18:
Offset Error vs. VDD.
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0
1024
2048
3072
4096
Digital Code
DNL
(LSB
)
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
-50
-25
0
25
50
75
100
125
Temperature (°C)
DN
L
(
L
SB)
Negative DNL
Positive DNL
-1
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0
2.533.544.5
5
5.5
VDD (V)
Ga
in
E
rro
r(L
S
B
)
Fast Mode
(fSCL= 100 kHz)
Standard Mode
(fSCL= 400 kHz)
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0
1024204830724096
Digital Code
DN
L
(
L
SB
)
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
-50
-25
0
25
50
75
100
125
Temperature (°C)
DN
L
(
L
SB)
Positive DNL
Negative DNL
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
2.5
3
3.5
4
4.5
5
5.5
VDD (V)
Offse
tE
rro
r(LS
B
)
fSCL = 100 kHz & 400 kHz
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