参数资料
型号: MCP3221A0T-E/OT
厂商: Microchip Technology
文件页数: 3/28页
文件大小: 0K
描述: ADC 12BIT I2C INTERFACE 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
其它名称: MCP3221A0T-E/OTDKR
2006 Microchip Technology Inc.
DS21732C-page 11
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 2-37:
IDDS (Standby) vs.
Temperature.
FIGURE 2-38:
Analog Input Leakage vs.
Temperature.
2.1
Test Circuits
FIGURE 2-39:
Typical Test Configuration.
0.0001
0.001
0.01
0.1
1
10
100
1000
-50
-25
0
25
50
75
100
125
Temperature (°C)
I DD
S
(n
A
)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
-50
-25
0
25
50
75
100
125
Temperature (°C)
Ana
log
Input
Leak
age
(n
A)
0.1 F
AIN
MCP3221
VDD = 5V
VCM = 2.5V
VIN
VDD
VSS
10 F
SDA
SCL
2k
Ω
2k
Ω
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