EK43705-11 datasheet(10/18 Pages) PSEMI

Part #	EK43705-11

Description	UltraCMOS RF Digital Step Attenuator, 7-bit, 31.75 dB 50 MHz - 8 GHz

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Manufacturer	PSEMI [Peregrine Semiconductor]

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10 / 18 page

Document No. DOC-47814-3 |

UltraCMOS

® RFIC Solutions

Page 10 of 18

PE43705

Product Specification

Figure 6. 0.25 dB Step Attenuation vs. Frequency*

Typical Performance Data, 0.25 dB Step @ 25°C and VDD = 3.3V unless otherwise specified

Figure 7. 0.25 dB Step, Actual vs. Frequency

Figure 8. 0.25 dB Major State Bit Error vs.

Attenuation Setting

Figure 9.

0.25 dB Attenuation Error vs.

Frequency

* Monotonicity is held so long as step-attenuation does not cross below –0.25 dB

-0.25

-0.125

0

0.125

0.25

0

4

8

1216202428

32

Attenuation Setting (dB)

0.2GHz

0.9GHz

1.8GHz

2.2GHz

3GHz

4GHz

5GHz

6GHz

0

5

10

15

20

25

30

35

0

4

8

12

16

20

24

28

32

Ideal Attenuation (dB)

0.9GHz

1.8GHz

2.2GHz

3GHz

4GHz

5GHz

6GHz

-0.5

0

0.5

1

1.5

0

4

8

12

16

20

24

28

32

Attenuation Setting (dB)

0.2GHz

0.9GHz

1.8GHz

2.2GHz

3GHz

4GHz

5GHz

6GHz

-0.5

0

0.5

1

1.5

012

34

56

Frequency (GHz)

0.25dB

0.5dB

1dB

2dB

4dB

8dB

16dB

31.75dB

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EK43705-11 Datasheet(PDF) 10 Page - Peregrine Semiconductor

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