SP43602

SP43602

50 Ω RF Digital Attenuator

Tel: +86-23-62808818

Fax: +86-23-62805284

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-2

-1.5

-1

-0.5

0

0.5

1

1.5

2

0

4

8

121620

242832

Attenuation Setting (dB)

200MHz

900MHz

1800MHz

2200MHz

3000MHz

4000MHz

5000MHz

-2

-1.5

-1

-0.5

0

0.5

1

1.5

2

0

1000

2000

3000

4000

5000

Frequency (MHz)

0.5dB State

1dB State

2dB State

4dB State

8dB State

16dB State

31.5dB State

5

1015

20

2530

035

5

10

15

20

25

30

0

35

Attenuation State

PE43602 Attenuation

900 MHz

1800 MHz

2200 MHz

3800 MHz

5000 MHz

-0.5

0

0.5

1

0

4

8

121620242832

Attenuation Setting (dB)

200MHz

900MHz

1800MHz

2200MHz

3000MHz

4000MHz

5000MHz

Parameter

Test Conditions

Frequency

Min

Typical

Max

Units

Frequency Range

9 kHz

5 GHz

Attenuation Range

0.5 dB Step

0 – 31.5

dB

Insertion Loss

9 kHz ≤ 5 GHz

2.2

2.7

dB

Attenuation Error

0 dB - 31.5 dB Attenuation settings

0 dB - 31.5 dB Attenuation settings

0 dB - 31.5 dB Attenuation settings

9 kHz < 4 GHz

4 GHz ≤ 5 GHz

4 GHz ≤ 5 GHz

±(0.3 + 3%)

+0.4 + 5%

-0.3 - 3%

dB

dB

dB

Return Loss

9 kHz - 5 GHz

18

dB

Relative Phase

All States

9 kHz - 5 GHz

55

deg

P1dB (note 1)

Input

20 MHz - 5 GHz

30

32

dBm

IIP3

Two tones at +18 dBm, 20 MHz spacing

20 MHz - 5 GHz

58

dBm

Typical Spurious Value

1 MHz

-110

dBm

Video Feed Through

10

mVpp

Switching Time

50% DC CTRL to 10% / 90% RF

650

ns

RF Trise/Tfall

10% / 90% RF

400

ns

Settling Time

RF settled to within 0.05 dB of final value

RBW = 5 MHz, Averaging ON.

4

µs

Performance Plots

*Monotonicity is held so long as Step-Error does not cross below -0.5

Figure 3. 0.5dB Step Error vs. Frequency*

Figure 5. 0.5dB Major State Bit Error

Figure 6. 0.5dB Attenuation Error vs. Frequency

Figure 4. 1dB Attenuation vs. Attenuation State

Note 1. Please note Maximum Operating Pin (50Ω) of +23dBm as shown in Table 3.