Analog Devices EVAL-ADM2582EEMIZ User Manual page 7

2-layer en55022 class a radiated emissions compliant evaluation board for the adm2582e/adm2587e 2.5 kv rms signal and power isolated rs-485 transceivers with ±15 kv esd protection
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EVAL-ADM2582EEMIZ/EVAL-ADM2587EEMIZ User Guide
Table 7.
ADM2582E
3.3 V V
Voltage Discrete Capacitor Between GND
EN55022
Frequency
QP Level
Class A
(MHz)
dB (μV/m)
dB (μV/m)
179.120
26.7
40
357.172
30.2
47
559.008
31.7
47
714.1080
27.4
47
892.448
33.3
47
80
70
60
50
40
30
20
10
0
30
100
FREQUENCY (MHz)
Figure 8. Horizontal Scan from 30 MHz to 1000 MHz
(Corresponds to Worst Case for Table 7
Test Results (Using a High
CC
and GND
)
1
2
Antenna
Antenna
Position
Height (m) Pass/Fail
Horizontal
4
Pass
Horizontal
3
Pass
Horizontal
2
Pass
Horizontal
1.2
Pass
Horizontal
1
Pass
EN55022
CLASS A
EN55022
CLASS B
1000
Table 8.
ADM2582E
Voltage Discrete Capacitor Between GND
Frequency
QP Level
(MHz)
dB (μV/m)
197.740
23.6
344.228
28
394.000
30.1
425.216
31.6
465.760
32.8
492.064
32.2
496.700
32.8
532.980
25.3
537.196
28.5
537.308
38.8
562.532
38.6
577.768
39.1
583.396
33.9
587.724
27.4
588.056
39.5
603.648
33.5
608.236
39.0
80
70
60
50
40
30
20
10
0
30
Figure 9. Horizontal Scan from 30 MHz to 1000 MHz
Rev. 0 | Page 7 of 12
5.0 V V
Test Results (Using a High
CC
EN55022
Class A
Antenna
dB (μV/m)
Position
40
Horizontal
47
Horizontal
47
Horizontal
47
Horizontal
47
Horizontal
47
Horizontal
47
Horizontal
47
Horizontal
47
Vertical
47
Horizontal
47
Horizontal
47
Horizontal
47
Horizontal
47
Vertical
47
Horizontal
47
Horizontal
47
Horizontal
100
FREQUENCY (MHz)
(Corresponds to Worst Case for Table 8)
UG-916
and GND
)
1
2
Antenna
Height (m) Pass/Fail
4
Pass
3
Pass
2.5
Pass
2.2
Pass
2
Pass
2.5
Pass
1.8
Pass
2
Pass
3
Pass
1.5
Pass
1.8
Pass
2
Pass
1.5
Pass
2.5
Pass
1.5
Pass
1.5
Pass
1.5
Pass
EN55022
CLASS A
EN55022
CLASS B
1000

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