Datasheet

LMX2541SQ2060E, LMX2541SQ2380E
LMX2541SQ2690E, LMX2541SQ3030E
LMX2541SQ3320E, LMX2541SQ3740E
SNOSB31I –JULY 2009–REVISED FEBRUARY 2013 www.ti.com
Table 7. RFout Output Impedance vs. OUTTERM (Divided Mode)
(1)
OUTTERM=3 OUTTERM=6 OUTTERM=9 OUTTERM=12 OUTTERM=15
Freq.(MHz)
Real Imaginary Real Imaginary Real Imaginary Real Imaginary Real Imaginary
50 44.1 -0.3 31.8 1.0 21.2 1.7 14.0 1.9 9.3 2.0
100 44.9 -2.2 32.8 0.7 22.1 2.5 14.8 3.2 10.0 3.5
200 43.2 -7.2 33.2 -1.2 23.3 2.8 16.1 4.7 11.3 5.6
400 33.2 -8.1 28.5 -1.5 21.9 4.5 15.7 7.7 11.2 9.1
600 28.0 -3.8 25.7 1.8 21.4 8.0 15.9 12.1 11.4 13.9
800 25.1 1.1 24.0 5.6 21.7 11.5 16.9 16.5 12.5 19.0
1000 23.7 5.8 23.3 9.6 22.4 14.7 18.7 20.5 14.6 23.8
1200 23.5 9.3 23.7 12.4 23.8 16.7 21.4 23.1 17.7 27.2
1400 22.6 12.3 22.9 14.8 23.5 18.1 22.5 24.3 19.5 28.9
1600 21.5 15.3 21.8 17.4 22.6 20.0 22.5 25.8 20.2 30.5
1800 20.2 18.8 20.5 20.7 21.3 22.8 21.6 28.2 19.7 33.0
2000 19.1 22.9 19.4 24.5 20.1 26.3 20.9 31.4 19.3 36.4
2200 19.4 26.4 19.7 28.0 20.5 29.6 21.7 34.5 20.6 39.8
2400 17.9 30.4 18.2 32.0 18.9 33.4 20.4 38.1 19.8 43.6
2600 15.7 33.3 15.9 34.9 16.5 36.1 18.2 40.4 17.9 45.7
2800 14.5 39.0 14.5 40.7 15.1 42.0 17.0 46.2 17.2 51.9
3000 12.7 46.1 12.6 47.9 12.9 49.2 15.2 53.4 15.8 59.5
3200 13.5 53.5 13.3 55.5 13.8 56.9 16.5 61.1 18.0 67.8
3400 15.5 61.3 15.4 63.5 15.9 65.0 19.4 69.2 22.0 76.5
3600 20.9 67.5 21.1 70.0 21.7 71.5 26.1 75.4 30.5 82.8
3800 22.7 73.3 23.1 76.0 23.9 77.6 28.9 81.1 34.7 88.2
4000 25.4 71.7 26.2 74.5 27.1 76.1 32.3 78.8 39.0 84.7
4200 19.0 86.1 19.8 89.5 20.7 91.4 26.6 94.7 34.6 101.8
4400 26.6 102.0 28.3 106.3 29.9 108.7 37.8 111.4 49.4 118.0
4600 34.9 116.4 37.8 121.5 40.1 124.1 49.8 125.9 65.3 130.6
4800 52.1 134.8 57.4 140.3 61.1 143.1 73.7 141.9 93.8 141.8
5000 78.5 147.4 87.4 152.0 93.3 154.0 107.2 148.0 129.0 138.6
(1) This was done in divided mode (VCO_DIV=50) with VCOGAIN=12.
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