參數(shù)資料
型號(hào)： TMS320LC2402PGE
廠商： Texas Instruments, Inc.
元件分類： 數(shù)字信號(hào)處理
英文描述： DSP CONTROLLERS
中文描述： DSP控制器
文件頁數(shù)： 57/123頁
文件大?。?/td> 1205K
代理商： TMS320LC2402PGE
www.ti.com
ADCINA[7:0]
ADCINB[7:0]
ADCLO
ADCREFIN
ADC External Current Bias Resistor
ADCRESEXT
ADCREFP
V
DD1A18
V
DD2A18
V
SS1AGND
V
SS2AGND
V
DDAIO
V
SSAIO
V
DDA2
V
SSA2
ADC Reference Positive Output
ADCREFM
ADC Reference Medium Output
ADC Power
ADC Analog and Reference I/O Power
Analog input 03 V with respect to ADCLO
Connect to analog ground
Float or ground if internal reference is used
22 k
2.2 F
(A)
2.2 F
(A)
ADC Analog Power Pin (1.8 V)
ADC Analog Power Pin (1.8 V)
ADC Analog Ground Pin
ADC Analog Ground Pin
ADC Analog Power Pin (3.3 V)
ADC Analog I/O Ground Pin
ADC Analog Power Pin (3.3 V)
ADC Analog Ground Pin
ADCREFP and ADCREFM should not
be loaded by external circuitry
ADC 16-Channel Analog Inputs
TMS320F2808, TMS320F2806
TMS320F2801, UCD9501
Digital Signal Processors
SPRS230F–OCTOBER 2003–REVISED SEPTEMBER 2005
Figure 4-8
shows the ADC pin-biasing for internal reference and
Figure 4-9
shows the ADC pin-biasing for
external reference.
A.
B.
C.
TAIYO YUDEN LMK212BJ225MG-T or equivalent
External decoupling capacitors are recommended on all power pins.
Analog inputs must be driven from an operational amplifier that does not degrade the ADC performance.
Figure 4-8. ADC Pin Connections With Internal Reference
Peripherals
57
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