参数资料
型号: MCP3221A5T-E/OT
厂商: Microchip Technology
文件页数: 24/28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 5
MCP3221
2.0
TYPICAL PERFORMANCE CURVES
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 2-1:
INL vs. Clock Rate.
FIGURE 2-2:
INL vs. VDD - I2C
Standard Mode (fSCL = 100 kHz).
FIGURE 2-3:
INL vs. Code
(Representative Part).
FIGURE 2-4:
INL vs. Clock Rate
(VDD =2.7V).
FIGURE 2-5:
INL vs. VDD - I2C Fast
Mode (fSCL = 400 kHz).
FIGURE 2-6:
INL vs. Code
(Representative Part, VDD = 2.7V).
Note:
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0
100
200
300
400
I2C Bus Rate (kHz)
INL
(
L
SB)
Positive INL
Negative INL
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
2.533.544.555.5
VDD (V)
INL
(
L
SB)
Positive INL
Negative INL
-2
-1.5
-1
-0.5
0
0.5
1
1.5
2
0
1024
2048
3072
4096
Digital Code
IN
L
(
L
S
B
)
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0
100
200
300
400
I2C Bus Rate (kHz)
IN
L
(L
S
B
)
Positive INL
Negative INL
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
2.533.544.5
5
5.5
VDD (V)
IN
L
(
L
S
B
)
Positive INL
Negative INL
-2
-1.5
-1
-0.5
0
0.5
1
1.5
2
0
1024
2048
3072
4096
Digital Code
INL
(
L
S
B
)
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