参数资料
型号: MAX2609EVKIT
厂商: Maxim Integrated
文件页数: 10/15页
文件大小: 0K
描述: EVAL KIT
标准包装: 1
系列: *
MAX2605–MAX2609
45MHz to 650MHz, Integrated IF
VCOs with Differential Output
MAX2608
41.0
40.0
38.0
37.0
36.0
35.0
34.0
33.0
32.0
31.0
30.0
29.0
28.0
27.0
26.0
25.0
24.0
23.0
22.0
21.0
20.0
19.0
18.0
17.0
16.0
15.0
14.0
REQUIRED INDUCTANCE vs. DESIRED VCO FIXED FREQUENCY
MEASUREMENT CONDITIONS
VCC = 2.75V, TA = 25 ° C,
RLOAD = 100 ? ||50 ? (100 ? RESISTIVE PULL-UP PARALLELED WITH 50 ?
VNA IMPEDANCE), UNUSED OUTPUT TERMINATED IN 50 ? ,
PCB PARASITIC SHUNT CAPACITANCE (IND TO GND) = 0.45pF
THE INDUCTANCE LISTED IS THE PRECISE NOMINAL INDUCTANCE VALUE
REQUIRED FROM IND TO GND IN ORDER TO GUARANTEE THE VCO
CAN TUNE TO THE DESIRED FIXED FREQUENCY, OVER ALL OPERATING
CONDITIONS AND WORST-CASE COMPONENT
VALUES ( ± 2% INDUCTOR AND IC PROCESS VARIATION).
EFFECTIVE INDUCTANCE
FROM IND TO GND
INDUCTOR VALUE
MOUNTED ON EV KIT
13.0
12.0
11.0
10.0
9.0
300 310 320 330 340 350 360 370 380 390 400 410 420 420 430 440 450 460 470 480 490 500
Figure 4. MAX2608 Required Inductance vs. Desired VCO Fixed Frequency
10
Maxim Integrated
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