Note: Unless otherwise indicated, V
參數(shù)資料
型號(hào)： MCP3221A7T-E/OT
廠商： Microchip Technology
文件頁數(shù)： 24/28頁
文件大?。?/td> 0K
描述： ADC 12BIT I2C INTERFACE SOT23-5
標(biāo)準(zhǔn)包裝： 1
位數(shù)： 12
采樣率（每秒）： 22.3k
數(shù)據(jù)接口： I²C，串行
轉(zhuǎn)換器數(shù)目： 1
電壓電源： 單電源
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： SC-74A，SOT-753
供應(yīng)商設(shè)備封裝： SOT-23-5
包裝： 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類型： 1 個(gè)單端，單極
其它名稱： MCP3221A7T-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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