參數(shù)資料
型號： TMR320F2812GHHA
廠商： Texas Instruments, Inc.
元件分類： 數(shù)字信號處理
英文描述： TMS320R2811, TMS320R2812 Digital Signal Processors
中文描述： TMS320R2811，TMS320R2812數(shù)字信號處理器
文件頁數(shù)： 60/147頁
文件大小： 2021K
代理商： TMR320F2812GHHA
Peripherals
60
June 2004
SPRS257
ADCINA[7:0]
ADCINB[7:0]
ADCLO
ADCBGREFIN
ADC External Current Bias Resistor
ADCRESEXT
ADCREFP
V
DDA1
V
DDA2
V
SSA1
V
SSA2
AVDDREFBG
AVSSREFBG
V
DDAIO
V
SSAIO
V
DD1
V
SS1
Test Pin
ADC Reference Positive Output
ADCREFM
ADC Reference Medium Output
ADC Analog Power
ADC Reference Power
ADC Analog I/O Power
ADC Digital Power
Analog input 0
3 V with respect to ADCLO
Connect to Analog Ground
24.9 k
§
10 F
10 F
Analog 3.3 V
Analog 3.3 V
Analog 3.3 V
Analog 3.3 V
Analog Ground
1.8 V
ADCREFP and ADCREFM should not
be loaded by external circuitry
can use the same 1.8 V (or 1.9 V) supply as
the digital core but separate the two with a
ferrite bead or a filter
Digital Ground
ADC 16-Channel Analog Inputs
Provide access to this pin in PCB layouts. Intended for test purposes only.
TAIYO YUDEN EMK325F106ZH, EMK325BJ106MD, or equivalent
§
24.9-k
resistor is applicable for the full range of the ADC.
NOTES: A. External decoupling capacitors are recommended on all power pins.
B. Analog inputs must be driven from an operational amplifier that does not degrade the ADC performance.
Figure 4
5. ADC Pin Connections With Internal Reference (See Notes A and B)
NOTE:
The temperature rating of any recommended component must match the rating of the end
product.
A
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