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AD5940BCBZ-RL PDF预览

AD5940BCBZ-RL

更新时间: 2024-01-16 12:09:44
品牌 Logo 应用领域
亚德诺 - ADI /
页数 文件大小 规格书
130页 1952K
描述
High Precision, Impedance, and Electrochemical Front End

AD5940BCBZ-RL 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:WLCSP-56
针数:56Reach Compliance Code:compliant
风险等级:5.81模拟集成电路 - 其他类型:ANALOG CIRCUIT
JESD-30 代码:R-PBGA-B56长度:4.16 mm
功能数量:1端子数量:56
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:VFBGA
封装形状:RECTANGULAR封装形式:GRID ARRAY, VERY THIN PROFILE, FINE PITCH
座面最大高度:0.55 mm最大供电电压 (Vsup):3.6 V
最小供电电压 (Vsup):2.8 V标称供电电压 (Vsup):3.3 V
表面贴装:YES温度等级:INDUSTRIAL
端子形式:BALL端子节距:0.4 mm
端子位置:BOTTOM宽度:3.56 mm

AD5940BCBZ-RL 数据手册

 浏览型号AD5940BCBZ-RL的Datasheet PDF文件第4页浏览型号AD5940BCBZ-RL的Datasheet PDF文件第5页浏览型号AD5940BCBZ-RL的Datasheet PDF文件第6页浏览型号AD5940BCBZ-RL的Datasheet PDF文件第8页浏览型号AD5940BCBZ-RL的Datasheet PDF文件第9页浏览型号AD5940BCBZ-RL的Datasheet PDF文件第10页 
Data Sheet  
AD5940  
Parameter  
Symbol Min  
Typ  
Max  
Unit  
Test Conditions/Comments  
ADC DYNAMIC PERFORMANCE  
fIN = 20 kHz sine wave, fSAMPLE = 200 kSPS; using  
AINx voltage input channels; PGA gain = 1.5  
Signal-to-Noise Ratio  
SNR  
Includes distortion and noise components  
PGA gain = 1, 1.5, and 2  
PGA gain = 4  
80  
76  
dB  
dB  
70  
dB  
dB  
dB  
dB  
PGA gain = 9  
Total Harmonic Distortion1  
Peak Harmonic or Spurious Noise1  
Channel to Channel Crosstalk1  
Noise (RMS)4  
THD  
−84  
−86  
−86  
Measured on adjacent channels  
See  
Table 2  
µV rms  
800  
400  
nV/√Hz  
nV/√Hz  
Chop on  
Chop off  
ADC INPUT  
Input Voltage Ranges1  
Input to ADC mux  
Voltage applied to any input pin  
Pseudo differential voltage between  
0.2  
2.1  
V
V
VBIAS_CAP pin and analog input from ADC mux  
−0.9  
−0.9  
−0.6  
−0.3  
−0.133  
0.00005  
+0.9  
+0.9  
+0.6  
+0.3  
+0.133  
3000  
V
V
V
V
V
µA  
Gain = 1  
Gain = 1.5  
Gain = 2  
Gain = 4  
Gain = 9  
Input Current Range1  
Low power TIA and high speed TIA current  
input channel ranges  
Common Mode Range1  
Leakage Current  
0.2  
−1.5  
1.1  
0.5  
2.1  
+1.5  
V
nA  
AIN0, AIN1, AIN2, AIN3/BUF_VREF1V82,  
AIN4/LPF0, AIN6, CE0, RE0 and SE0  
2
2
DE0 pin only  
AIN0, AIN1, AIN2, AIN3, AIN4, AIN6, CE0, RE0,  
SE0, and DE0  
During ADC acquisition  
3 programmable settings  
Input Current1  
−8  
+8  
nA  
pF  
Input Capacitance  
Antialias Filter 3 dB Frequency Range  
40  
Mode 0  
Mode 1  
Mode 2  
50  
100  
250  
kHz  
kHz  
kHz  
ADC Channel Switch Settling Time  
Time delay required after switching ADC input  
channel; excludes sinc3 settling time  
Antialias Filter −3 dB Cutoff  
Frequency  
250 kHz1  
100 kHz1  
50 kHz1  
20  
40  
60  
µs  
µs  
µs  
DISCRETE FOURIER TRANSFORM (DFT)-  
BASED IMPEDANCE MEASUREMENTS1  
With High Bandwidth Loop  
For impedance (Z) of 1000 Ω (0.1% tolerant  
resistor), excitation frequency = 0.1 Hz to 200 kHz,  
sine amplitude = 10 mV rms, RTIA = 5 kΩ; RCAL  
=
200 Ω;1% accurate tempco 5 ppm/°C; single DFT  
measurement; DFT using 8192 ADC samples;  
Hanning on; HSDACCON, Bits[8:1] = 0x1B for low  
power mode and impedance measurements  
≤80 kHz; HSDACCON, Bits[8:1] = 0x7 for high  
power mode and impedance measurements  
≥80 kHz  
Accuracy  
Magnitude  
−1.25  
−0.3  
0.2  
0.2  
1
+1.25  
+0.3  
%
%
%
20 kHz to 200 kHz  
10 Hz to 20 kHz  
1 Hz to <10 Hz  
Phase  
0.1  
Degrees  
Rev. 0 | Page 7 of 130  

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