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TMS320F28232ZHHA 参数 Datasheet PDF下载

TMS320F28232ZHHA图片预览
型号: TMS320F28232ZHHA
PDF下载: 下载PDF文件 查看货源
内容描述: 数字信号控制器(DSC ) [Digital Signal Controllers (DSCs)]
分类和应用: 微控制器和处理器外围集成电路数字信号处理器装置时钟
文件页数/大小: 195 页 / 2496 K
品牌: TI [ TEXAS INSTRUMENTS ]
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TMS320F28335, TMS320F28334, TMS320F28332  
TMS320F28235, TMS320F28234, TMS320F28232  
SPRS439IJUNE 2007REVISED MARCH 2011  
www.ti.com  
R
1 k  
on  
Switch  
R
s
ADCIN0  
C
10 pF  
C
h
1.64 pF  
p
Source  
Signal  
ac  
28x DSP  
Typical Values of the Input Circuit Components:  
Switch Resistance (R ):  
1 kΩ  
1.64 pF  
on  
Sampling Capacitor (C ):  
h
Parasitic Capacitance (C ): 10 pF  
p
Source Resistance (R ):  
50 Ω  
s
Figure 6-32. ADC Analog Input Impedance Model  
6.15.2 Definitions  
Reference Voltage  
The on-chip ADC has a built-in reference, which provides the reference voltages for the ADC.  
Analog Inputs  
The on-chip ADC consists of 16 analog inputs, which are sampled either one at a time or two channels at  
a time. These inputs are software-selectable.  
Converter  
The on-chip ADC uses a 12-bit four-stage pipeline architecture, which achieves a high sample rate with  
low power consumption.  
Conversion Modes  
The conversion can be performed in two different conversion modes:  
Sequential sampling mode (SMODE = 0)  
Simultaneous sampling mode (SMODE = 1)  
170  
Electrical Specifications  
Copyright © 2007–2011, Texas Instruments Incorporated  
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Product Folder Link(s): TMS320F28335 TMS320F28334 TMS320F28332 TMS320F28235 TMS320F28234  
TMS320F28232