SP4304 Datasheet, PDF (5/10 Pages) SIPAT Co,Ltd – 75 Ω RF Digital Attenuator

SP4304
Product Specification
Typical Performance Data @ 25°C, V_DD = 3.0 V (unless otherwise specified)
Figure 10. Attenuation Error Vs. Frequency
Figure 11. Attenuation Error Vs. Attenuation
Setting
1
0.5
0.5
0
-0.5
-1
-1.5
-2
0
8dB
16dB
31.5dB
400
800
1200
1600
RF Frequency (MHz)
2000
0.25
0
-0.25
-0.5
-0.75
10MHz
250MHz
510MHz
750MHz
1010MHz
1210MHz
-1
0
5
10
15
20
25
30
35
40
Attenuati on Setting (dB)
Figure 12. Attenuation Error Vs. Attenuation
Setting
0.6
Figure 13. Attenuation Error Vs. Attenuation
Setting
0.4
0.4
10MHz, -40C
0.2
0.2
10MHz, 25C
0
500MHz, -40C
10MHz, 85C
500MHz, 25C
0
-0.2
500MHz, 85C
-0.2
-0.4
-0.4
0
5
10
15
20
25
30
35
40
Attenuati on Setting (dB)
-0.6
0
5
10
15
20
25
30
35
40
10Mhz error 85
Note: Positive attenuation error indicates higher attenuation than target value
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