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AT1461
Part Number
AT1461
Manufacturer
ETC
Description
AT1461
Published
Jan 21, 2009
Detailed Description
casic www.DataSheet4U.com AT1461 FM AT1461 PLL FM , 。2.4Ghz 479.5MHZ ,AT1461 ,( PAL )。 : ■ pll ■ ■ ■ VCO ■ ■...
Datasheet
AT1461
PDF File
Overview
casic www.
DataSheet4U.
com AT1461 FM AT1461 PLL FM , 。2.
4Ghz 479.
5MHZ ,AT1461 ,( PAL )。 : ■ pll ■ ■ ■ VCO ■ ■ AFC ■75 ■ ESD MP16 : ■ ■ ■ : 1 casic www.
DataSheet4U.
com AT1461 FM : AT1461 ,。 (AGC) ,(PLL)(AFC) 。 , 479.
5M ,-40dbm 。, AGC ,。, -30 -35dbm ,。AGC : PLL : , 。,, 。 VCO -DC VCO 2 casic www.
DataSheet4U.
com AT1461 FM ;, 。, ,。 75 , 75 6db 。 : , PLL ,: τ 1 =R1C, τ 2 =R 2 C k0 :VCO k D : ωn : ζ : : k D =0.
25V/rad τ1 = τ2 = k0 k D ωn2 2ζ ωn k D =0.
5V/rad PLL 3db : ω32db = ωn2 (2ζ 2 + 1) ± ωn2 (2ζ 2 + 1) 2 + 1 ζ = 1 , ω3db =2 ωn 2 AFC : AT1461 , DC 。 RF ,AFC DC ,。 DC 3 casic www.
DataSheet4U.
com 2 AT1461 FM ADC ; I C , SP5...
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