参数资料
型号: MCP3221A5T-E/OT
厂商: Microchip Technology
文件页数: 27/28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
MCP3221
DS21732C-page 8
2006 Microchip Technology Inc.
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 2-19:
Gain Error vs. Temperature.
FIGURE 2-20:
SNR vs. Input Frequency.
FIGURE 2-21:
THD vs. Input Frequency.
FIGURE 2-22:
Offset Error vs.
Temperature.
FIGURE 2-23:
SINAD vs. Input Frequency.
FIGURE 2-24:
SINAD vs. Input Signal
Level.
-3
-2
-1
0
1
2
3
-50
-25
0
25
50
75
100
125
Temperature (°C)
G
ai
n
Error
(L
S
B
)
VDD = 5V
VDD = 2.7V
0
10
20
30
40
50
60
70
80
90
100
110
Input Frequency (kHz)
SNR
(
d
B)
VDD = 5V
VDD = 2.7V
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
110
Input Frequency (kHz)
THD
(
d
B)
VDD = 2.7V
VDD = 5V
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)
O
ffset
Error
(LSB)
VDD = 5V
VDD = 2.7V
0
10
20
30
40
50
60
70
80
90
100
110
Input Frequency (kHz)
SI
NA
D
(d
B
)
VDD = 5V
VDD = 2.7V
0
10
20
30
40
50
60
70
80
-40
-30
-20
-10
0
Input Signal Level (dB)
S
INA
D
(dB
)
VDD = 5V
VDD = 2.7V
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