SP43204 Datasheet, PDF (2/7 Pages) SIPAT Co,Ltd – 50 Ω RF Digital Attenuator

SP43204
Product Specification
Table 1. Electrical Specifications @ +25°C, V_DD = 3.3 V
Parameter
Test Conditions
Min
Frequency Range
Attenuation Range
Insertion Loss
6 dB,12 dB and 18 dB steps
Attenuation Error
0 dB - 18 dB Attenuation Settings
50 MHz to < 2000 MHz
2000 MHz – 3000 MHz
Return Loss
Relative Phase
All States
P1dB
Input
+28
IIP3
IIP3 Two tones at +18 dBm, 20 MHz spacing
Switching Speed
50% DC CTRL to 10% / 90% RF
Typical
50 - 3000
0 -18
0.6
+0.1
+0.2
15
11
+30
+61
26
Max
0.7
-0.25 / + 0.40
-0.10 / +0.50
Units
MHz
dB
dB
dB
dB
dB
deg
dBm
dBm
ns
Performance Plots
Figure 3. Attenuation vs. Attenuation Setting
18
12
6
0
0
6
12
18
Attenuation State (dB.)
Figure 4. Attenuation Error vs. Frequency
@ T = +25C
6dB State
12dB State
18dB State
0.50
0.40
0.30
0.20
0.10
0.00
-0.10
0
500
1000
1500
2000
2500
3000
3500
4000
Note:
Frequency (MHz.)
Attenuation Error Equation - AE = [ ABS {ABS(Insertion Loss @ Attenuation
Setting) - ABS(Reference Loss) } ] - [ ABS(Attenuation Setting) ]
Figure 5. Insertion Loss vs. Temperature
0.00
-0.10
-0.20
-0.30
-0.40
+25C
-40C
+85C
Figure 6. Input Return Loss vs Attenuation
@ T = +25C
0dB
6dB
12dB
18dB
0.00
-5.00
-10.00
-15.00
-0.50
-0.60
-0.70
-0.80
-0.90
-20.00
-25.00
-30.00
-35.00
-1.00
0
500 1000 1500 2000 2500 3000 3500 4000
Frequency (MHz)
-40.00
0
500 1000 1500 2000 2500 3000 3500 4000
Frequency (MHz.)
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