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QGPN Description Status Output Frequency
(MHz)		 Output Frequency
(MHz)		 Normalized PLL Phase Noise
(dBc/Hz)		 1/f Noise (10 kHz offset at 1 GHz carrier)
(dBc/Hz)		 Current Consumption (mA) VCC
(V)		 Integrated VCO Rating Operating Temperature Range
(C)		 Package Group Aux Prescalers Divider Ratio Input Level Lock Time
(us)
ACTIVE
PREVIEW
10
500
50
300
1493
1805
32
3000
1850
1920
1595
1660
1740
2028
2140
1000
553
250
1619.62
954.42
1344
14000
3100
3760
4800
1608
1936
4000
7500
1984
2059
1711
1790
1866
2175
2295
3000
4500
6000
3132
3600
5000
2600
1649.62
1077.57
3800
-231
-227
-216
-229
-221
-226
-212
-218
-124
-120
-104
-125
-106
-100
39
60
3.3
135
190 w/ all 4 buffers on
120
5.7
32
2.8
3.2
4.6
3.9
17
3.15 to 5
3.15 to 3.45
2.5 to 3.6
3.3
4.5 to 5.25
2.8 to 3.2
3.3
5.5
2.25 to 2.75
2.7 to 3.3
Yes
No
Catalog
Automotive
-40 to 85
-40 to 125
-40 to 105
-30 to 85
WQFN
VQFN
QFN
TSSOP
TSSOP
ULGA
ULGA
8/9
16/17
16/17
4 to 448
1 to 38
1
2
4
8
1
2
4
1 to 127
1
2
0.1
0.7
VCO
140
Loop BW dependent
10
60
>350
<350
80
300
500
TRF3762-E Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1805 1936 4.5 to 5.25 Catalog -40 to 85 VQFN 1
2
4		 <350
TRF3765 300M-4800MHz Low Noise Integer-N/Fractional-N PLL with Integrated VCO and up to 8 Outputs ACTIVE 300 4800 -221 -106 190 w/ all 4 buffers on 3.3 Yes Catalog -40 to 85 VQFN 1
2
4
8		 60
TRF3750 TRF3750: High Performance Integer-N PLL Frequency Synthesizer ACTIVE 3.3
5.5		 Catalog -40 to 85 QFN
TSSOP		 VCO
LMX2531 High Performance Frequency Synthesizer System with Integrated VCO ACTIVE 553 3132 -212 -104 32 2.8 to 3.2 Yes Catalog -40 to 85 WQFN 1
2		 300
TRF3761-G Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1920 2059 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
LMX2487E Delta-Sigma Low Power Dual PLL for RF Personal Communications ACTIVE 3000 7500 -216 -104 5.7 2.5 to 3.6 No Catalog -40 to 85 WQFN 8/9
16/17		 Loop BW dependent
TRF3761-A Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1493 1608 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
LMX2581 Wideband Frequency Synthesizer with Integrated VCO ACTIVE 50 3760 -229 -125 135 3.15 to 3.45 Yes Catalog -40 to 85 WQFN 1 to 38 0.7 10
LMX2492-Q1 500MHz to 14GHz Wideband, Low Noise Fractional N PLL with Ramp/Chirp Generation ACTIVE 500 14000 -227 -120 60 3.15 to 3.45 No Automotive -40 to 125 WQFN Loop BW dependent
TRF3761-D Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1740 1866 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
LMX2512 Frequency Synthesizer System with Integrated VCO ACTIVE 954.42 1077.57 17 2.7 to 3.3 Yes Catalog -30 to 85 WQFN 500
LMX2485Q-Q1 Automotive Delta-Sigma Low Power Dual PLL for RF Personal Communications ACTIVE 500 3100 -216 -104 3.3 2.5 to 3.6 No Automotive -40 to 105 WQFN 8/9
16/17		 Loop BW dependent
LMX2571 LMX2571 Low Power Synthesizer with FSK Modulation ACTIVE 10 1344 -231 -124 39 3.15 to 5 Yes Catalog -40 to 85 WQFN 4 to 448 0.1 140
TRF3761-J Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 2140 2295 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
LMX2486 Delta-Sigma Low Power Dual PLL for RF Personal Communications ACTIVE 1000 4500 -216 -104 5.7 2.5 to 3.6 No Catalog -40 to 85 WQFN 8/9
16/17		 Loop BW dependent
LMX2581E Wideband Frequency Synthesizer with Integrated VCO PREVIEW 50 3800 -229 -125 135 3.15 to 3.45 Yes Catalog -40 to 85 WQFN 1 to 38 0.7 10
LMX2492 500MHz to 14GHz Wideband, Low Noise Fractional N PLL with Ramp/Chirp Generation ACTIVE 500 14000 -227 -120 60 3.15 to 3.45 No Catalog -40 to 85 WQFN Loop BW dependent
TRF3761-F Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1850 1984 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
LMX2485E Delta-Sigma Low Power Dual PLL for RF Personal Communications ACTIVE 50 3000 -216 -104 3.3 2.5 to 3.6 No Catalog -40 to 85 WQFN 8/9
16/17		 Loop BW dependent
LMX2433 3.6 GHz/1.7 GHz PLLatinum Dual High Frequency Synthesizer for RF Personal Communications ACTIVE 500 3600 -218 -100 3.2 2.25 to 2.75 No Catalog -40 to 85 TSSOP
ULGA		 8/9
16/17		 Loop BW dependent
LMX2434 5.0 GHz/2.5 GHz PLLatinum Low Power Dual Frequency Synthesizer for RF Personal Communications ACTIVE 1000 5000 -218 -100 4.6 2.25 to 2.75 No Catalog -40 to 85 TSSOP
ULGA		 8/9
16/17		 Loop BW dependent
TRF3761-B Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1595 1711 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
LMX2470 2.6 GHz Delta-Sigma Fractional-N PLL with 800 MHz Integer-N PLL ACTIVE 500 2600 -212 -104 3.9 2.25 to 2.75 No Catalog -40 to 85 ULGA 8/9
16/17		 Loop BW dependent
LMX2502 Frequency Synthesizer System with Integrated VCOs ACTIVE 1619.62 1649.62 17 2.7 to 3.3 Yes Catalog -30 to 85 WQFN 500
LMX2541 Ultra-Low Noise PLLatinum Frequency Synthesizer with Integrated VCO ACTIVE 32 4000 -226 -125 120 3.15 to 3.45 Yes Catalog -40 to 85 WQFN 16/17 1 to 127 80
LMX2487 1 to 6 GHz Delta-Sigma Low Power Dual PLLatinum Frequency Synthesizer with 3.0 GHz Integer PLL ACTIVE 1000 6000 -216 -104 5.7 2.5 to 3.6 No Catalog -40 to 85 WQFN 8/9
16/17		 Loop BW dependent
TRF3761-C Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1660 1790 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
TRF3761-H Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 2028 2175 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
TRF3761-E Low Noise Integer N PLL Frequency Synthesizer With Integrated VCO ACTIVE 1805 1936 4.5 to 5.25 Yes Catalog -40 to 85 VQFN 1
2
4		 >350
LMX2485 Delta-Sigma Low Power Dual PLL for RF Personal Communications ACTIVE 500 3000 -216 -104 3.3 2.5 to 3.6 No Catalog -40 to 85 WQFN 8/9
16/17		 Loop BW dependent
LMX2430 3.0 GHz/0.8 GHz PLLatinum Dual High Frequency Synthesizer for RF Personal Communications ACTIVE 250 3000 -218 -100 2.8 2.25 to 2.75 No Catalog -40 to 85 TSSOP
ULGA		 8/9
16/17		 Loop BW dependent
LMX2522 PLLatinum Dual Frequency Synthesizer System with Integrated VCOs ACTIVE 1619.62 1649.62 17 2.7 to 3.3 Yes Catalog -30 to 85 WQFN 500

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