Datasheet

LMX2541SQ2060E, LMX2541SQ2380E
LMX2541SQ2690E, LMX2541SQ3030E
LMX2541SQ3320E, LMX2541SQ3740E
SNOSB31I –JULY 2009–REVISED FEBRUARY 2013 www.ti.com
Table 5. RFout Output Impedance vs. OUTTERM (Bypass Mode)
(1)
OUTTERM=3 OUTTERM=6 OUTTERM=9 OUTTERM=12 TERM=15
Freq.
(MHz)
Real Imaginary Real Imaginary Real Imaginary Real Imaginary Real Imaginary
50 27.9 1.6 16.2 1.9 12.3 1.8 9.5 1.7 7.8 1.7
100 28.5 2.8 16.7 3.6 12.7 3.6 9.8 3.6 8.0 3.5
200 29.2 3.8 18.1 5.9 14.0 6.3 10.9 6.5 9.0 6.6
400 28.8 5.7 19.2 9.5 15.3 10.3 12.4 11.0 10.6 11.2
600 28.8 8.8 20.4 13.7 16.5 14.9 13.7 15.7 11.9 16.0
800 29.1 11.7 22.5 17.5 18.7 19.2 15.8 20.3 14.0 20.8
1000 28.6 13.4 22.8 19.2 19.3 21.2 16.5 22.5 14.6 23.1
1200 28.0 15.0 23.1 20.9 19.8 23.2 17.1 24.7 15.2 25.4
1400 27.5 16.7 23.3 22.7 20.4 25.2 17.7 26.9 15.8 27.7
1600 27.0 18.4 23.6 24.4 20.9 27.2 18.4 29.0 16.5 30.0
1800 26.4 20.1 23.9 26.1 21.4 29.2 19.0 31.2 17.1 32.3
2000 25.9 21.8 24.1 27.9 22.0 31.1 19.6 33.4 17.7 34.6
2200 25.3 23.5 24.4 29.6 22.5 33.1 20.3 35.6 18.3 36.9
2400 23.1 26.9 22.9 33.2 21.3 37.1 19.0 40.1 17.0 41.8
2600 20.1 29.3 20.5 35.4 19.3 39.6 17.2 42.9 15.1 44.9
2800 18.5 34.2 19.6 40.4 18.8 45.0 17.0 49.0 14.8 51.6
3000 16.6 40.6 18.1 46.9 17.8 51.9 16.3 56.5 14.3 59.7
3200 16.5 47.0 18.9 53.4 19.3 58.9 18.4 64.2 16.7 68.2
3400 17.1 53.8 20.4 60.1 21.8 65.8 21.7 71.8 20.4 76.6
3600 20.8 59.4 25.4 65.0 28.3 70.5 30.2 76.8 30.3 82.5
3800 22.0 64.9 27.3 69.7 31.1 74.6 34.1 80.5 35.4 86.1
4000 23.0 70.0 28.1 74.9 32.1 80.0 35.5 86.4 37.6 92.0
4200 23.7 77.9 28.6 82.8 32.8 87.7 37.0 94.2 39.9 100.9
4400 23.7 93.2 30.1 98.0 35.4 102.9 42.3 109.4 47.8 116.6
4600 27.3 107.4 36.6 112.0 44.8 116.3 54.3 122.2 62.6 128.9
4800 40.1 126.6 52.2 129.8 63.3 132.3 76.7 135.9 89.3 140.5
5000 61.4 142.8 76.2 143.3 89.5 142.3 105.5 141.0 121.0 140.5
(1) The VCO divider was bypassed (VCO_DIV = 1) and the RFout pin was enabled. The VCOGAIN word was set to 12.
20 Submit Documentation Feedback Copyright © 2009–2013, Texas Instruments Incorporated
Product Folder Links: LMX2541SQ2060E LMX2541SQ2380E LMX2541SQ2690E LMX2541SQ3030E
LMX2541SQ3320E LMX2541SQ3740E