LMX2485 National Semiconductor Corporation, LMX2485 Datasheet - Page 10
LMX2485
Manufacturer Part Number
LMX2485
Description
50 Mhz - 3.0 Ghz High Performance Delta-sigma Low Power Dual Pllatinum 50 Mhz - 3.0 Ghz High Performance Delta-sigma Low Power Dual Pllatinum? Frequency Synthesizers With 800 Mhz Integer Pll
Manufacturer
National Semiconductor Corporation
Datasheet
1.LMX2485.pdf
(37 pages)
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Typical Performance Characteristic : FinRF Input Impedance
Frequency (MHz)
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2200
2400
2600
2800
3000
3200
3400
3600
3800
4000
100
200
300
400
500
600
700
800
900
50
FinRF Input Impedance
Real (Ohms)
670
531
452
408
373
337
302
270
241
215
192
172
154
139
127
114
104
96
88
80
74
64
56
50
45
39
37
33
30
28
26
10
20087768
Imaginary (Ohms)
-276
-247
-209
-212
-222
-231
-237
-239
-236
-231
-221
-218
-209
-200
-192
-184
-175
-168
-160
-153
-147
-134
-123
-113
-103
-94
-86
-78
-72
-69
-66
(Note 8)