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AD7873BCP PDF预览

AD7873BCP

更新时间: 2024-02-29 17:02:11
品牌 Logo 应用领域
亚德诺 - ADI 消费电路商用集成电路
页数 文件大小 规格书
28页 831K
描述
Touch Screen Digitizer

AD7873BCP 技术参数

是否无铅: 含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:SSOP
包装说明:SSOP,针数:16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5
其他特性:FUNCTIONALLY IT OPERATES FROM 2.2 TO 5.25V商用集成电路类型:CONSUMER CIRCUIT
JESD-30 代码:R-PDSO-G16JESD-609代码:e3
长度:4.9022 mm湿度敏感等级:1
功能数量:1端子数量:16
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:SSOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:1.7526 mm最大压摆率:0.38 mA
最大供电电压 (Vsup):3.6 V最小供电电压 (Vsup):2.2 V
表面贴装:YES温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:0.635 mm端子位置:DUAL
处于峰值回流温度下的最长时间:40宽度:3.9116 mm
Base Number Matches:1

AD7873BCP 数据手册

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AD7873  
SPECIFICATIONS  
VCC = 2.7 V to 3.6 V, VREF = 2.5 V internal or external, fDCLK = 2 MHz; TA = 40°C to +85°C, unless otherwise noted.  
Table 1.  
Parameter  
AD7873A1  
AD7873B  
Unit  
Test Conditions/Comments  
1
DC ACCURACY  
Resolution  
12  
11  
±2  
12  
12  
± 1  
–0.9/+1.5  
±±  
±ꢀ  
70  
70  
Bits  
No Missing Codes  
Integral Nonlinearity2  
Differential Nonlinearity2  
Offset Error2  
Gain Error2  
Noise  
Power Supply Rejection  
SWITCH DRIVERS  
On Resistance2  
Bits min  
LSB max  
LSB max  
LSB max  
LSB max  
µV rms typ  
dB typ  
±±  
±ꢀ  
70  
70  
+VCC = 2.7 V  
External reference  
Y+, X+  
Y–, X–  
5
±
5
±
Ω typ  
Ω typ  
ANALOG INPUT  
Input Voltage Ranges  
DC Leakage Current  
Input Capacitance  
REFERENCE INPUT/OUTPUT  
Internal Reference Voltage  
Internal Reference Tempco  
VREF Input Voltage Range  
DC Leakage Current  
VREF Input Impedance  
0 to VREF  
±0.1  
37  
0 to VREF  
±0.1  
37  
Volts  
µA typ  
pF typ  
2.ꢀ5/2.55  
± 15  
1/VCC  
±1  
2.ꢀ5/2.55  
± 15  
1/VCC  
± 1  
V min/max  
ppm/°C typ  
V min/max  
µA max  
1
1
GΩ typ  
CS = GND or +VCC; typically 2±0 Ω when on-  
board reference enabled  
TEMPERATURE MEASUREMENT  
Temperature Range  
Resolution  
–ꢀ0/+85  
–ꢀ0/+85  
°C min/max  
Differential Method3  
Single Conversion Methodꢀ  
Accuracy  
1.±  
0.3  
1.±  
0.3  
°C typ  
°C typ  
Differential Method3  
Single Conversion Methodꢀ  
BATTERY MONITOR  
Input Voltage Range  
Input Impedance  
±2  
±2  
±2  
±2  
°C typ  
°C typ  
0/±  
10  
± 2.5  
± 3  
0/±  
10  
± 2  
± 3  
V min/max  
kΩ typ  
% max  
Sampling; 1 GΩ when battery monitor off  
External reference  
Internal reference  
Accuracy  
% max  
LOGIC INPUTS  
Input High Voltage, VINH  
Input Low Voltage, VINL  
Input Current, IIN  
2.ꢀ  
0.ꢀ  
±1  
10  
2.ꢀ  
0.ꢀ  
±1  
10  
V min  
V max  
µA max  
pF max  
Typically 10 nA, VIN = 0 V or +VCC  
5
Input Capacitance, CIN  
Footnotes on next page.  
Rev. D | Page 3 of 28  
 

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