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AD7172-4 PDF预览

AD7172-4

更新时间: 2024-01-11 22:34:48
品牌 Logo 应用领域
亚德诺 - ADI /
页数 文件大小 规格书
62页 848K
描述
ADC with True Rail-to-Rail Buffers

AD7172-4 技术参数

是否无铅: 含铅是否Rohs认证: 符合
生命周期:Active包装说明:HVQCCN,
针数:32Reach Compliance Code:compliant
风险等级:5.74最大模拟输入电压:5.5 V
最小模拟输入电压:1 V转换器类型:ADC, DELTA-SIGMA
JESD-30 代码:S-XQCC-N32JESD-609代码:e3
长度:5 mm最大线性误差 (EL):0.00052%
湿度敏感等级:3模拟输入通道数量:4
位数:24功能数量:1
端子数量:32最高工作温度:105 °C
最低工作温度:-40 °C输出位码:BINARY, OFFSET BINARY
输出格式:SERIAL封装主体材料:UNSPECIFIED
封装代码:HVQCCN封装形状:SQUARE
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
座面最大高度:0.8 mm标称供电电压:5 V
表面贴装:YES温度等级:INDUSTRIAL
端子面层:Tin (Sn)端子形式:NO LEAD
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:30宽度:5 mm
Base Number Matches:1

AD7172-4 数据手册

 浏览型号AD7172-4的Datasheet PDF文件第2页浏览型号AD7172-4的Datasheet PDF文件第3页浏览型号AD7172-4的Datasheet PDF文件第4页浏览型号AD7172-4的Datasheet PDF文件第6页浏览型号AD7172-4的Datasheet PDF文件第7页浏览型号AD7172-4的Datasheet PDF文件第8页 
AD7172-4  
Data Sheet  
SPECIFICATIONS  
AVDD1 = 3.0 V to 5.5 V, AVDD2 = IOVDD = 2 V to 5.5 V, AVSS = DGND = 0 V, REF+ = 2.5 V, REF− = AVSS, MCLK = internal master  
clock = 2 MHz, TA = TMIN to TMAX (−40°C to +105°C), unless otherwise noted.  
Table 1.  
Parameter  
Test Conditions/Comments  
Min  
Typ  
Max  
Unit  
ADC SPEED AND PERFORMANCE  
Output Data Rate (ODR)  
No Missing Codes1  
Resolution  
1.25  
24  
31,250  
SPS  
Bits  
Excluding sinc3 filter ≥ 15 kSPS  
See Table 6 and Table 7  
Noise  
See Table 6 and Table 7  
ACCURACY  
Integral Nonlinearity (INL)  
Offset Error2  
Offset Drift  
Gain Error2  
2
75  
230  
5
5.2  
ppm of FSR  
μV  
nV/°C  
ppm of FSR  
ppm/°C  
Internal short  
Internal short  
AVDD1 = 5 V  
45  
0.5  
Gain Drift  
0.2  
REJECTION  
Power Supply Rejection  
Common-Mode Rejection  
At DC  
AVDD1, AVDD2, VIN = 1 V  
VIN = 0.1 V  
98  
dB  
95  
dB  
dB  
At 50 Hz, 60 Hz1  
20 Hz output data rate (postfilter), 50 Hz 120  
1 Hz and 60 Hz 1 Hz  
50 Hz 1 Hz and 60 Hz 1 Hz  
Normal Mode Rejection1  
Internal clock, 20 SPS ODR (postfilter)  
External clock, 20 SPS ODR (postfilter)  
71  
85  
90  
90  
dB  
dB  
ANALOG INPUTS  
Differential Input Range  
Absolute Voltage Limits1  
Input Buffers Disabled  
Input Buffers Enabled  
Analog Input Current  
Input Buffers Disabled  
Input Current  
VREF = (REF+) − (REF−)  
VREF  
V
AVSS − 0.05  
AVSS  
AVDD1 + 0.05  
AVDD1  
V
V
6
μA/V  
Input Current Drift  
Input Buffers Enabled  
Input Current  
Input Current Drift  
Crosstalk  
0.45  
nA/V/°C  
5.5  
0.1  
−120  
nA  
nA/°C  
dB  
1 kHz input  
REFERENCE INPUTS  
Differential Input Range  
Absolute Voltage Limits1  
Input Buffers Disabled  
Input Buffers Enabled  
REFIN Input Current  
Input Buffers Disabled  
Input Current  
VREF = (REF+) − (REF−)  
1
2.5  
AVDD1  
V
AVSS − 0.05  
AVSS  
AVDD1 + 0.05  
AVDD1  
V
V
9
μA/V  
Input Current Drift  
External clock  
Internal clock  
0.75  
1
nA/V/°C  
nA/V/°C  
Input Buffers Enabled  
Input Current  
Input Current Drift  
100  
2.5  
nA  
nA/°C  
Normal Mode Rejection1  
Common-Mode Rejection  
BURNOUT CURRENTS  
Source/Sink Current  
See the Rejection parameter  
95  
10  
dB  
μA  
Analog input buffers must be enabled  
Rev. B | Page 4 of 61  
 

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