Datasheet > D94L4L

D94L4L

更新时间： 2022-06-11 17:45:09

品牌	Logo	应用领域
FREQUENCYDEVICES		/
页数	文件大小	规格书
5页	201K
描述
4 Pole Single Power Supply Anti-Aliasing Low-Pass Filters

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数据手册

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D94L4L 数据手册

Low-Pass

4-Pole

Appendix A

Butterworth

Theoretical Transfer Characteristics

Frequency Response

-20

-40

-60

-80

-100

f/fc

Amp

(dB)

Phase

(deg)

Delay

(sec)

(Hz)

0.00

0.10

0.20

0.30

0.40

0.50

0.00

-15.0

-30.1

-45.5

-61.4

-78.0

.416

.418

.423

.433

.449

.474

0.00

-0.00

-0.003

-0.017

0.60

0.70

0.80

0.85

0.90

-0.072

-0.243

-0.674

-1.047

-1.555

-95.7

-115

-136

-147

-158

.511

.558

.604

.619

.622

3 4 5 6 7

0.1

^{3 4 5 6 78}1.0

10.0

Normalized Frequency(f/fc)

0.95

1.00

1.10

1.20

1.30

-2.21

-3.01

-4.97

-7.24

-9.62

-169

-180

-200

-217

-231

.612

.588

.513

.427

.350

Delay (Normalized)

2.0

1.0

0.0

1.40

1.50

1.60

1.70

1.80

-12.0

-14.3

-16.4

-18.5

-20.5

-242

-252

-260

-266

-272

.289

.241

.204

.175

.152

1.90

2.00

2.25

2.50

2.75

-22.3

-24.1

-28.2

-31.8

-35.1

-277

-282

-291

-299

-304

.134

.119

.091

.072

.059

^{5 6 7 8 9}1.0

0.15

1.5

0.1

3.00

3.25

3.50

4.00

5.00

-38.2

-41.0

-43.5

-48.2

-55.9

-309

-313

-317

-322

-330

.049

.041

.035

.027

.017

Normalized Frequency(f/fc)

Step Response

6.00

7.00

8.00

9.00

10.0

-62.3

-67.6

-72.2

-76.3

-80.0

-335

-339

-341

-343

-345

.012

.009

.007

.005

.004

1.2

1.0

0.8

0.6

0.4

0.2

-0.0

1.Normalized Group Delay:

The above delay data is normalized to a corner frequency

of 1.0Hz.The actual delay is the normalized delay divided

by the actual corner frequency (fc).

Normalized Time (1/f sec)

Normalized Delay

Actual Delay =

Actual Corner Frequency (fc) in Hz

1784 Chessie Lane, Ottawa, IL 61350 • Tel: 800/252-7074, 815/434-7800 • FAX: 815/434-8176

e-mail: sales@freqdev.com Web Address: http://www.freqdev.com

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