DA0375 datasheet(1/1 Pages) DAICO

Part #	DA0375

Description	Schottky Diode 7 Section Attenuator

PDF	1 Pages

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Manufacturer	DAICO [DAICO Industries, Inc.]

Direct Link	http://www.daico.com

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Parameter

Min Typ

Max Units

Conditions

Operating Frequency

10

150

MHz

DC Current

390

540

mA

At +5 VDC Supply

Control Type

TTL

7 Line

Logic “0” = Thru

Logic “1” = Attenuation

Control Current

High

25

µA

VIH = +2.7 V

Low

-200

µA

VIL = +0.5 V

Insertion Loss

3.5

dB

45 - 75 MHz (

±0.5 dB)

4.0

dB

10 - 150 MHz

Attenuation

LSB

0.1

dB

Range

0

12.7

dB

0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4

Accuracy

dB

0.1 dB to 0.9 dB:

± (0.05 dB

+15% of Atten. Setting in dB)

1.0 dB to 12.7 dB:

± (0.15 dB

+2% of Atten. Setting in dB)

VSWR

1.15/1

1.35/1

Impedance

50

OHMS

Switching Speed

20

35

nSec

50% TTL to 90% / 10% RF

Transition (Rise/Fall) Time

7

nSec

90% / 10% or 10% / 90% RF

Switching (Video) Transients

0.5

V

Peak Value

Intercept Points

2nd

+93

dBm

MHz

3rd

+36

dBm

MHz

RF Power

Operate

+15

+10

dBm

0.1 dB Compression

No Damage

+20

dBm

Operating Temperature

-55

+25

+85

°CTA

MODEL NO.

DA0375

FEATURES

10 - 150 MHz

20 nSec Switching Speed

3.5 dB Insertion Loss

0.1 dB LSB, 12.7 dB Range

TTL Control

See DA0775 for Surface Mount Version

7 BIT

DA ICO

I ndustries

Rev. D / Iss. 1

GUARANTEED PERFORMANCE

Schottky Diode

7 Section Attenuator

2.00 MAX

COLOR BEAD

CONTRASTING

1.00 MAX

.20

IDENTIFICATION

PART

.800

38

20

19

1

.100 TYP

1.800

38 PLACES

.018

±.002 DIA

.xx = .02

.xxx = .010

"0"

"1"

GND

C7

C6

C5

C4

C3

C2

C1

GND

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

15

13

12

11

9

8

7

6

5

4

3

2

1

38

+5V

RF

IN/OUT

RF

IN/OUT

6.4 dB

0.8 dB

0.1 dB

0.4 dB

0.2 dB

1.6 dB

3.2 dB

GND

16

GND

10

GND

14

3.2dB

1.6dB

0.2dB

0.4dB

0.1dB

0.8dB

6.4dB

•

••

•

••

•

••

•

TYPICAL PERFORMANCE

at 25

°C

I. LOSS

VSWR

1.0

1.5

1.1

1.2

1.3

1.4

0

5.0

1.0

2.0

3.0

4.0

FREQUENCY (MHz)

10

40

100

400

1000

1.6

6.0

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