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PE43702
Product Specification
Table 1. Electrical Specifications @ +25°C, V DD = 3.3 V or 5.0 V
Parameter
Test Conditions
Frequency
Min
Typical
Max
Units
Frequency Range
9 kHz
4.0 GHz
Attenuation Range
0.25 dB Step
0 – 31.75
dB
Insertion Loss
9 kHz - 4 GHz
2.0
2.5
dB
Attenuation Error
Return Loss
Relative Phase
0 dB - 7.75 dB Attenuation settings
8 dB - 31.75 dB Attenuation settings
All States
9 kHz - 4 GHz
9 kHz - 4 GHz
9 kHz - 4 GHz
9 kHz - 4 GHz
18
44
± (0.2 + 3%)
± (0.3 + 4%)
dB
dB
dB
deg
P1dB (note 1)
IIP3
Typical Spurious Value
Input
Two tones at +18 dBm, 20 MHz spacing
20 MHz - 4 GHz
20 MHz - 4 GHz
1MHz
30
32
57
-110
dBm
dBm
dBm
Video Feed Through
10
mVpp
Switching Time
RF Trise/Tfall
Settling Time
50% DC CTRL to 10% / 90% RF
10% / 90% RF
RF settled to within 0.05 dB of final value.
RBW = 5 MHz, Averaging ON.
650
400
4
ns
ns
μs
Note 1. Please note Maximum Operating Pin (50 ? ) of +23dBm as shown in Table 3.
Performance Plots
Figure 3. 0.25dB Step Error vs. Frequency*
Figure 4. 0.25dB Attenuation vs. Attenuation State
1
200 MHz
2200 MHz
900 MHz
3000 MHz
1800 MHz
4000 MHz
35
900 MHz
PE43702 Attenuation
0.75
0.5
0.25
0
-0.25
30
25
20
15
10
5
0
2200 MHz
3800 MHz
0
4
8
12
16
20
24
28
32
0
5
10
15
20
25
30
35
Attenuation Setting (dB)
*Monotonicity is held so long as Step-Error does not cross below -0.25
Figure 5. 0.25dB Major State Bit Error
Attenuation State
Figure 6. 0.25dB Attenuation Error vs. Frequency
0.25dB
0.5dB
1dB
2dB
200MHz
900MHz
1800MHz
1.5
4dB
8dB
16dB
31.75dB
1.5
2200MHz
3000MHz
4000MHz
1
0.5
0
-0.5
-1
1
0.5
0
-0.5
-1
-1.5
0
500
1000
1500
2000
2500
3000
3500
4000
-1.5
0
4
8
12
16
20
24
28
32
Frequency (MHz)
Attenuation Setting (dB)
?2008-2009 Peregrine Semiconductor Corp. All rights reserved.
Document No. 70-0244-04
│ UltraCMOS? RFIC Solutions
Page 2 of 11
Logo updated under non-rev change. Peregrine products are protected under one or more of the following U.S. Patents: http://patents.psemi.com
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