E L E C T R O N I C S I N C .

Low Pass Filter for

Cable Modem Applications

TEL: (818) 892-0761

FAX: (818) 894-5791

http://www.pca.com

PCA ELECTRONICS, INC.

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

• Integrated LPF designed to work with Texas Instruments 4522

• Robust construction allows for IR/VP processes

Schematic

EPB5208G

Product performance is limited to specified parameters. Data is subject to change without prior notice.

Package

Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25

CSB5208G

Rev. 1

10/15/02

Electrical Parameters @ 25°C

Attenuation

(dB Min.)

Common to Differential Rejection

(dB Typ.)

Return

Loss

(dB Min.)

Cut-Off

Frequency

(MHz Typ.)

68

-7

75 MHz

Insertion

Loss

(dB Max.)

-1.5

5-60 MHz

• Characteristics Filter Impedance : 75

Ω/75 Ω • Channel-Channel Crosstalk : -70 dB Typ. (5-65 MHz) •

35

1-65 MHz

Group

Delay

(nS Max.)

-15

5 -60 MHz

65 MHz

-13

100 MHz

-25

150-500 MHz

-35

-35

1-30 MHz

40-80 MHz

-30

100-300 MHz

-50

.085

(2.16)

Pad

Layout

.450

(11.43)

.030

(.762)

.100

(2.54)

.010/.020

(.254/.508)

.250

(6.35)

.016/.020

(.406/.508)

.100

(2.54)

Pin 1

I.D.

.490

(12.44)

.270

(6.86)

PCA

EPB5208G

Date Code

.300

(7.62)

.085

(2.16)

.040

(1.02)

0°-8°

.008/.012

(.203/.304)

.400

(10.20)

1

LPF

5

4

2, 3, 6, 7, & 8

1:1